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bootstrap与Select2使用小结
这个select2组件的功能确实很强大，可以将图片放入到select里面随着文字一起显示。
组件的下载地址以及API说明地址：
1、Select2使用示例地址：https://select2.github.io/examples.html 、http://select2.github.io/select2/
2、Select2参数文档说明：https://select2.github.io/options.html
3、Select2源码：https://github.com/select2/select2
效果图：
HTML代码：
@{ Layout = "~/Views/Shared/_Layout.cshtml"; } <script src="/Content/jquery-3.1.1/jquery-3.1.1.min.js" type="text/javascript"></script> <script src="/Content/bootstrap-3.3.0/js/bootstrap.min.js" type="text/javascript"></script> <link href="/Content/bootstrap-3.3.0/css/bootstrap.min.css" rel="stylesheet" type="text/css"/> <script src="/Content/Select2_4.0.3/dist/js/select2.full.min.js" type="text/javascript"></script> <link href="/Content/Select2_4.0.3/dist/css/select2.min.css" rel="stylesheet" type="text/css" /> <script src="/Content/Select2_4.0.3/dist/js/i18n/zh-CN.js" type="text/javascript"></script> <script src="/Content/jquery-placeholders-master/jquery.placeholders.min.js" type="text/javascript"></script> @*<link href="http://select2.github.io/select2/bootstrap/css/bootstrap.css" rel="stylesheet"/> <link href="http://select2.github.io/font-awesome/css/font-awesome.min.css" rel="stylesheet"/> <link rel="stylesheet" href="http://fanyi.youdao.com/web2/styles/all-packed.css?572877" type="text/css"/> <script src="http://select2.github.io/js/jquery-1.7.1.min.js" type="text/javascript"></script> <script src="http://select2.github.io/select2/bootstrap/js/bootstrap.min.js" type="text/javascript"></script> <link href="http://select2.github.io/select2-3.5.3/select2.css?ts=2015-08-29T20%3A09%3A48%2B00%3A00" rel="stylesheet"/> <script src="http://select2.github.io/select2-3.5.3/select2.js?ts=2015-08-29T20%3A09%3A48%2B00%3A00" type="text/javascript"></script>*@ <script type="text/javascript"> $(document).ready(function () { $("#test").select2(); //-------------------------------------- $("#test_1").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 theme: "classic" }); //------------------------------------------------------ $("#test_2").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 placeholder: "请选择", minimumInputLength: 10 //最小需要输入多少个字符才进行查询 }); //------------------------------------------------------- $("#test_3").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 placeholder: "请选择", tags: true, maximumSelectionLength: 2 //设置最多可以选择多少项 }); //---------------------------------------------------- $("#test_4").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 placeholder: "请选择", allowClear: true, tags: true, maximumSelectionLength: 2, //设置最多可以选择多少项 templateResult: function (state) { if (!state.id) { return state.text; } console.log(state.element.getAttribute("imgPath")); var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; }, templateSelection: function (state) { if (!state.id) return state.text; // optgroup var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; } }); //---------------------------------------------------------- $("#test_5").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 placeholder: "请选择", tags: true, maximumSelectionLength: 3, //设置最多可以选择多少项 templateResult: function (state) { if (!state.id) { return state.text; } console.log(state.element.getAttribute("imgPath")); var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; }, templateSelection: function (state) { if (!state.id) return state.text; // optgroup var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; } }).select2(‘val‘, [‘HI‘, ‘OR‘, ‘NV‘]); //------------------------------------------------------------------- $("#test_6").select2({ language: "zh-CN", //设置 提示语言 width: "100%", //设置下拉框的宽度 placeholder: "请选择", tags: true, maximumSelectionLength: 3, //设置最多可以选择多少项 templateResult: function (state) { if (!state.id) { return state.text; } console.log(state.element.getAttribute("imgPath")); var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; }, templateSelection: function (state) { if (!state.id) return state.text; // optgroup var $state = $(‘<span><img style="width: 30px;height: 20px;" src="http://www.mamicode.com/‘ + state.element.getAttribute("imgPath") + ‘" class="img-flag" /> ‘ + state.text + ‘</span>‘); return $state; } }); //------------------------------------------------------------------ $("#test_7").select2({ ajax: { url: "Home/GetArea", dataType: ‘json‘, delay: 250, data: function (params) { return { q: params.term, // search term page: params.page }; }, processResults: function (data, params) { params.page = params.page || 1; return { results: data.items, pagination: { more: (params.page * 30) < data.total_count } }; }, cache: true }, escapeMarkup: function (markup) { return markup; }, // let our custom formatter work minimumInputLength: 1, language: "zh-CN", //设置 提示语言 maximumSelectionLength: 3, //设置最多可以选择多少项 placeholder: "请选择", tags: false, //设置必须存在的选项 才能选中 templateResult: function (repo) { //搜索到结果返回后执行，可以控制下拉选项的样式 console.log("====================templateResult开始=================="); console.log(repo); console.log("====================templateResult结束=================="); if (repo.loading) return repo.text; var markup = "<div class=‘‘>" + repo.text + "</div>"; return markup; }, templateSelection: function (repo) { //选中某一个选项是执行 console.log("------------------templateSelection开始-------------------------------------"); console.log( repo); console.log("------------------templateSelection结束-------------------------------------"); return repo.full_name || repo.text; } }); $("#btn").click(function() { alert($("#test_4").select2("val")); }); //$("#test_5").prop("disabled", true); //设置是否可用 }); </script> <article > 默认 <br/> <select style="width: 300px" id="test" class="form-control"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> <br/> ---------------------------------------------------- <br/> 1、可搜索选项 <select id="test_1" class="form-control"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> </article> ================================ <br/> 2、可搜索选项（有搜索关键字控制） <article> <select id="test_2" class="form-control"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> </article> =============================== <br/> 3、多选 <article> <select id="test_3" class="form-control js-example-placeholder-multiple js-states select2-hidden-accessible" multiple="multiple"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> </article> =============================== <br/> 4、图文选项 <article> <select id="test_4" class="js-example-templating js-states form-control select2-hidden-accessible" multiple="multiple"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> </article> <br/> ====================================== <br/> 5、默认选中某个选项 <article> <select id="test_5" class="form-control" multiple="multiple"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> </article> <br/> ========================================= <br/> 6、某些选项不能选中 <select id="test_6" class="form-control"> <optgroup label="Alaskan/Hawaiian Time Zone"> <option value="AK" imgPath="https://select2.github.io/vendor/images/flags/ak.png">Alaska</option> <option value="HI" imgPath="https://select2.github.io/vendor/images/flags/hi.png">Hawaii</option> </optgroup> <optgroup label="Pacific Time Zone"> <option value="CA" disabled="disabled" imgPath="https://select2.github.io/vendor/images/flags/ca.png">California</option> <option value="NV" imgPath="https://select2.github.io/vendor/images/flags/nv.png">Nevada</option> <option value="OR" imgPath="https://select2.github.io/vendor/images/flags/or.png">Oregon</option> <option value="WA" disabled="disabled" imgPath="https://select2.github.io/vendor/images/flags/wa.png">Washington</option> </optgroup> <optgroup label="Mountain Time Zone"> <option value="AZ" imgPath="https://select2.github.io/vendor/images/flags/az.png">Arizona</option> <option value="CO" imgPath="https://select2.github.io/vendor/images/flags/co.png">Colorado</option> <option value="ID" imgPath="https://select2.github.io/vendor/images/flags/id.png">Idaho</option> <option value="MT" imgPath="https://select2.github.io/vendor/images/flags/mt.png">Montana</option> <option value="NE" imgPath="https://select2.github.io/vendor/images/flags/ne.png">Nebraska</option> <option value="NM" imgPath="https://select2.github.io/vendor/images/flags/nm.png">New Mexico</option> <option value="ND" imgPath="https://select2.github.io/vendor/images/flags/nd.png">North Dakota</option> <option value="UT" imgPath="https://select2.github.io/vendor/images/flags/ut.png">Utah</option> <option value="WY" imgPath="https://select2.github.io/vendor/images/flags/wy.png">Wyoming</option> </optgroup> <optgroup label="Central Time Zone"> <option value="AL">Alabama</option> <option value="AR">Arkansas</option> <option value="IL">Illinois</option> <option value="IA">Iowa</option> <option value="KS">Kansas</option> <option value="KY">Kentucky</option> <option value="LA">Louisiana</option> <option value="MN">Minnesota</option> <option value="MS">Mississippi</option> <option value="MO">Missouri</option> <option value="OK">Oklahoma</option> <option value="SD">South Dakota</option> <option value="TX">Texas</option> <option value="TN">Tennessee</option> <option value="WI">Wisconsin</option> </optgroup> <optgroup label="Eastern Time Zone"> <option value="CT">Connecticut</option> <option value="DE">Delaware</option> <option value="FL">Florida</option> <option value="GA">Georgia</option> <option value="IN">Indiana</option> <option value="ME">Maine</option> <option value="MD">Maryland</option> <option value="MA">Massachusetts</option> <option value="MI">Michigan</option> <option value="NH">New Hampshire</option> <option value="NJ">New Jersey</option> <option value="NY">New York</option> <option value="NC">North Carolina</option> <option value="OH">Ohio</option> <option value="PA">Pennsylvania</option> <option value="RI">Rhode Island</option> <option value="SC">South Carolina</option> <option value="VT">Vermont</option> <option value="VA">Virginia</option> <option value="WV">West Virginia</option> </optgroup> </select> <br/> ====================================== <br/> 7、搜索动态加载下拉选项功能（即在用户输入搜索内容时动态去后台取数据） <article> <select id="test_7" class=" form-control " multiple="multiple"> </select> </article> <br/> ========================================= <button id="btn">获取选中的值</button>
控制器action代码：
public class HomeController : Controller { public IEnumerable<string> areaList = new List<string>() { "北京市", "天津市", "重庆市", "上海市", "广州市", "长沙", "哈尔滨", "长春", "杭州市", "南京市", "福建市", "河北省", "山西省", "辽宁省", "吉林省", "黑龙江省", "江苏省", "浙江省", "安徽省", "福建省", "江西省", "山东省", "河南省", "湖北省", "湖南省", "广东省", "海南省", "四川省", "贵州省", "云南省", "陕西省", "甘肃省", "青海省", "台湾省", "内蒙古自治区", "广西壮族自治区", "西藏自治区", "宁夏回族自治区", "新疆维吾尔自治区", "香港特别行政区", "澳门特别行政区" }; public JsonResult GetArea(string q, string page) { var area = new { id = 1, name = "" }; var lstRes = areaList.Select((t, i) => new Area { id = i, text = t, element = "element" + i }); if (!string.IsNullOrEmpty(q.Trim())) { lstRes = lstRes.Where(x => x.text.Contains(q)); } var lstCurPageRes = string.IsNullOrEmpty(page) ? lstRes.Take(10) : lstRes.Skip(Convert.ToInt32(page) * 10 - 10).Take(10); return Json(new { items = lstCurPageRes, total_count = lstRes.Count() }, JsonRequestBehavior.AllowGet); } public ActionResult Index() { return View(); } }
namespace Select2Demo.Models { public class Area { public int id { get; set; } public string text { get; set; } public string element { get; set; } } }
详细demo下载地址： http://pan.baidu.com/s/1qYvpzo4 密码：yvag
bootstrap与Select2使用小结
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