首页 > 代码库 > js的一些工具类

js的一些工具类

//写入cookie
function setCookie(name, value) {
    var Days = 30; //此 cookie 将被保存 30 天
    var exp = new Date();
    exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
    document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
}
 
///删除cookie
function delCookie(name) {
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval = getCookie(name);
    if (cval != null) document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
}
 
//读取cookie
function getCookie(name) {
    var arr = document.cookie.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"));
    if (arr != null)
        return unescape(arr[2]);
    return null;
}
 
//===================== cookie相关 end ======================== //
 
 
//===================== form 表单 序列化 插件 相关 beign ======================== //
 
var $ = jQuery;
(function($){
    $.fn.serializeJson=function(){
        var serializeObj={};
        var array=this.serializeArray();
        var str=this.serialize();
        $(array).each(function(){
            if(serializeObj[this.name]){
                if($.isArray(serializeObj[this.name])){
                    serializeObj[this.name].push(this.value);
                }else{
                    serializeObj[this.name]=[serializeObj[this.name],this.value];
                }
            }else{
                serializeObj[this.name]=this.value;
            }
        });
        return serializeObj;
    };
})(jQuery);
 
//===================== form 表单 序列化 插件 相关 end ======================== //
 
 
//===================== 回车触发 子页面 查询事件 相关 beign ======================== //
// 主框架页上增加 回车触发frame子页 查询动作 (仅当子页面有 .btnSearch的按钮时才触发)
jQuery(window.document).keyup(function (event) {
    if(event.which == ‘13‘) {
        var jBtn = jQuery(".btnSearch");
        if (jBtn.length > 0) {
            jBtn.click();
        }
    }
});

js的一些工具类