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php向js的函数内传递参数-用经纬度计算2点间距离

有时候需要从php传递数据到js,这时候该怎么办呢?实例;php微信开发,用经纬度计算2点间的距离,2个坐标分别从php和js获得。

基于tp5框架的开发。

说一下注意事项:

1.php实际不能直接传递数据到js,他们两个没办法直接交互

2.可以通过一个桥梁交互,就是html

3.做法就是把js写在html页面内,然后再把把php传递过来的数据变量写在js代码内。

主要易混点在html页面

核心代码如下,从857行开始:

<!DOCTYPE html><!-- saved from url=(0028)http://203.195.235.76/jssdk/ --><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">    <title>微信JS-SDK Demo</title>  <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=0">  <link rel="stylesheet" href="http://www.mamicode.com/__PUBLIC__home/css/style.css"></head><body ontouchstart=""><div class="wxapi_container">    <div class="wxapi_index_container">      <ul class="label_box lbox_close wxapi_index_list">        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-basic">基础接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-share">分享接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-image">图像接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-voice">音频接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-smart">智能接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-device">设备信息接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-location">地理位置接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-webview">界面操作接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-scan">微信扫一扫接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-shopping">微信小店接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-card">微信卡券接口</a></li>        <li class="label_item wxapi_index_item"><a class="label_inner" href="http://203.195.235.76/jssdk/#menu-pay">微信支付接口</a></li>      </ul>    </div>	<div id="mi"></div>    <div class="lbox_close wxapi_form">      <h3 id="menu-basic">基础接口</h3>      <span class="desc">判断当前客户端是否支持指定JS接口</span>      <button class="btn btn_primary" id="checkJsApi">checkJsApi</button>      <h3 id="menu-share">分享接口</h3>      <span class="desc">获取“分享到朋友圈”按钮点击状态及自定义分享内容接口</span>      <button class="btn btn_primary" id="onMenuShareTimeline">onMenuShareTimeline</button>      <span class="desc">获取“分享给朋友”按钮点击状态及自定义分享内容接口</span>      <button class="btn btn_primary" id="onMenuShareAppMessage">onMenuShareAppMessage</button>      <span class="desc">获取“分享到QQ”按钮点击状态及自定义分享内容接口</span>      <button class="btn btn_primary" id="onMenuShareQQ">onMenuShareQQ</button>      <span class="desc">获取“分享到腾讯微博”按钮点击状态及自定义分享内容接口</span>      <button class="btn btn_primary" id="onMenuShareWeibo">onMenuShareWeibo</button>      <span class="desc">获取“分享到QZone”按钮点击状态及自定义分享内容接口</span>      <button class="btn btn_primary" id="onMenuShareQZone">onMenuShareQZone</button>      <h3 id="menu-image">图像接口</h3>      <span class="desc">拍照或从手机相册中选图接口</span>      <button class="btn btn_primary" id="chooseImage">chooseImage</button>      <span class="desc">预览图片接口</span>      <button class="btn btn_primary" id="previewImage">previewImage</button>      <span class="desc">上传图片接口</span>      <button class="btn btn_primary" id="uploadImaged">uploadImage</button>      <span class="desc">下载图片接口</span>      <button class="btn btn_primary" id="downloadImage">downloadImage</button>      <h3 id="menu-voice">音频接口</h3>      <span class="desc">开始录音接口</span>      <button class="btn btn_primary" id="startRecord">startRecord</button>      <span class="desc">停止录音接口</span>      <button class="btn btn_primary" id="stopRecord">stopRecord</button>      <span class="desc">播放语音接口</span>      <button class="btn btn_primary" id="playVoice">playVoice</button>      <span class="desc">暂停播放接口</span>      <button class="btn btn_primary" id="pauseVoice">pauseVoice</button>      <span class="desc">停止播放接口</span>      <button class="btn btn_primary" id="stopVoice">stopVoice</button>      <span class="desc">上传语音接口</span>      <button class="btn btn_primary" id="uploadVoice">uploadVoice</button>      <span class="desc">下载语音接口</span>      <button class="btn btn_primary" id="downloadVoice">downloadVoice</button>      <h3 id="menu-smart">智能接口</h3>      <span class="desc">识别音频并返回识别结果接口</span>      <button class="btn btn_primary" id="translateVoice">translateVoice</button>      <h3 id="menu-device">设备信息接口</h3>      <span class="desc">获取网络状态接口</span>      <button class="btn btn_primary" id="getNetworkType">getNetworkType</button>      <h3 id="menu-location">地理位置接口</h3>      <span class="desc">使用微信内置地图查看位置接口</span>      <button class="btn btn_primary" id="openLocation">openLocation</button>      <span class="desc">获取地理位置接口</span>      <button class="btn btn_primary" id="getLocation">getLocation</button>      <h3 id="menu-webview">界面操作接口</h3>      <span class="desc">隐藏右上角菜单接口</span>      <button class="btn btn_primary" id="hideOptionMenu">hideOptionMenu</button>      <span class="desc">显示右上角菜单接口</span>      <button class="btn btn_primary" id="showOptionMenu">showOptionMenu</button>      <span class="desc">关闭当前网页窗口接口</span>      <button class="btn btn_primary" id="closeWindow">closeWindow</button>      <span class="desc">批量隐藏功能按钮接口</span>      <button class="btn btn_primary" id="hideMenuItems">hideMenuItems</button>      <span class="desc">批量显示功能按钮接口</span>      <button class="btn btn_primary" id="showMenuItems">showMenuItems</button>      <span class="desc">隐藏所有非基础按钮接口</span>      <button class="btn btn_primary" id="hideAllNonBaseMenuItem">hideAllNonBaseMenuItem</button>      <span class="desc">显示所有功能按钮接口</span>      <button class="btn btn_primary" id="showAllNonBaseMenuItem">showAllNonBaseMenuItem</button>      <h3 id="menu-scan">微信扫一扫</h3>      <span class="desc">调起微信扫一扫接口</span>      <button class="btn btn_primary" id="scanQRCode0">scanQRCode(微信处理结果)</button>      <button class="btn btn_primary" id="scanQRCode1">scanQRCode(直接返回结果)</button>      <h3 id="menu-shopping">微信小店接口</h3>      <span class="desc">跳转微信商品页接口</span>      <button class="btn btn_primary" id="openProductSpecificView">openProductSpecificView</button>      <h3 id="menu-card">微信卡券接口</h3>      <span class="desc">批量添加卡券接口</span>      <button class="btn btn_primary" id="addCard">addCard</button>      <span class="desc">调起适用于门店的卡券列表并获取用户选择列表</span>      <button class="btn btn_primary" id="chooseCard">chooseCard</button>      <span class="desc">查看微信卡包中的卡券接口</span>      <button class="btn btn_primary" id="openCard">openCard</button>      <h3 id="menu-pay">微信支付接口</h3>      <span class="desc">发起一个微信支付请求</span>      <button class="btn btn_primary" id="chooseWXPay">chooseWXPay</button>    </div>  </div><script src="http://www.mamicode.com/__PUBLIC__home/js/jweixin-1.0.0.js"></script><script>  /*   * 注意:   * 1. 所有的JS接口只能在公众号绑定的域名下调用,公众号开发者需要先登录微信公众平台进入“公众号设置”的“功能设置”里填写“JS接口安全域名”。   * 2. 如果发现在 Android 不能分享自定义内容,请到官网下载最新的包覆盖安装,Android 自定义分享接口需升级至 6.0.2.58 版本及以上。   * 3. 常见问题及完整 JS-SDK 文档地址:http://mp.weixin.qq.com/wiki/7/aaa137b55fb2e0456bf8dd9148dd613f.html   *   * 开发中遇到问题详见文档“附录5-常见错误及解决办法”解决,如仍未能解决可通过以下渠道反馈:   * 邮箱地址:weixin-open@qq.com   * 邮件主题:【微信JS-SDK反馈】具体问题   * 邮件内容说明:用简明的语言描述问题所在,并交代清楚遇到该问题的场景,可附上截屏图片,微信团队会尽快处理你的反馈。   */  wx.config({      debug: true,      appId: ‘{$cateres.appId}‘,      timestamp: ‘{$cateres.timestamp}‘,      nonceStr: ‘{$cateres.nonceStr}‘,      signature:‘{$cateres.signature}‘,      jsApiList: [        ‘checkJsApi‘,        ‘onMenuShareTimeline‘,        ‘onMenuShareAppMessage‘,        ‘onMenuShareQQ‘,        ‘onMenuShareWeibo‘,        ‘onMenuShareQZone‘,        ‘hideMenuItems‘,        ‘showMenuItems‘,        ‘hideAllNonBaseMenuItem‘,        ‘showAllNonBaseMenuItem‘,        ‘translateVoice‘,        ‘startRecord‘,        ‘stopRecord‘,        ‘onVoiceRecordEnd‘,        ‘playVoice‘,        ‘onVoicePlayEnd‘,        ‘pauseVoice‘,        ‘stopVoice‘,        ‘uploadVoice‘,        ‘downloadVoice‘,        ‘chooseImage‘,        ‘previewImage‘,        ‘uploadImage‘,        ‘downloadImage‘,        ‘getNetworkType‘,        ‘openLocation‘,        ‘getLocation‘,        ‘hideOptionMenu‘,        ‘showOptionMenu‘,        ‘closeWindow‘,        ‘scanQRCode‘,        ‘chooseWXPay‘,        ‘openProductSpecificView‘,        ‘addCard‘,        ‘chooseCard‘,        ‘openCard‘      ]  });  </script><script src="http://www.mamicode.com/__PUBLIC__home/js/zepto.min.js"></script><script src="http://www.mamicode.com/__PUBLIC__home/jsd/demo.js"> </script><script>   /* * 注意: * 1. 所有的JS接口只能在公众号绑定的域名下调用,公众号开发者需要先登录微信公众平台进入“公众号设置”的“功能设置”里填写“JS接口安全域名”。 * 2. 如果发现在 Android 不能分享自定义内容,请到官网下载最新的包覆盖安装,Android 自定义分享接口需升级至 6.0.2.58 版本及以上。 * 3. 完整 JS-SDK 文档地址:http://mp.weixin.qq.com/wiki/7/aaa137b55fb2e0456bf8dd9148dd613f.html * * 如有问题请通过以下渠道反馈: * 邮箱地址:weixin-open@qq.com * 邮件主题:【微信JS-SDK反馈】具体问题 * 邮件内容说明:用简明的语言描述问题所在,并交代清楚遇到该问题的场景,可附上截屏图片,微信团队会尽快处理你的反馈。 */ wx.ready(function () {  // 1 判断当前版本是否支持指定 JS 接口,支持批量判断  document.querySelector(‘#checkJsApi‘).onclick = function () {    wx.checkJsApi({      jsApiList: [        ‘getNetworkType‘,        ‘previewImage‘      ],      success: function (res) {        //alert(JSON.stringify(res));	   alert(‘66666666‘);		       }    });  };   // 2. 分享接口  // 2.1 监听“分享给朋友”,按钮点击、自定义分享内容及分享结果接口    // document.querySelector(‘#onMenuShareAppMessage‘).onclick = function () {    wx.onMenuShareAppMessage({      title: ‘互联网之子‘,      desc: ‘在长大的过程中,我才慢慢发现,我身边的所有事,别人跟我说的所有事,那些所谓本来如此,注定如此的事,它们其实没有非得如此,事情是可以改变的。更重要的是,有些事既然错了,那就该做出改变。‘,      link: ‘http://movie.douban.com/subject/25785114/‘,      imgUrl: ‘http://www.feizl.com/upload2007/2013_06/130630220190632.jpg‘,      trigger: function (res) {        // 不要尝试在trigger中使用ajax异步请求修改本次分享的内容,因为客户端分享操作是一个同步操作,这时候使用ajax的回包会还没有返回        alert(‘用户点击发送给朋友‘);      },      success: function (res) {       // alert(‘已分享‘);      window.location.href=http://www.mamicode.com/backUrl;"分享到朋友"按钮点击状态及自定义分享内容接口        wx.onMenuShareAppMessage({                      title: ‘这是一个测试的标题--百度‘,                      desc: ‘这个是要分享内容的一些描述--百度一下,你就知道‘,                      link: ‘http://www.baidu.com‘,                      imgUrl: ‘https://www.baidu.com/img/bd_logo1.png‘,                      trigger: function (res) {                        // 不要尝试在trigger中使用ajax异步请求修改本次分享的内容,因为客户端分享操作是一个同步操作,这时候使用ajax的回包会还没有返回                      },                      success: function (res) {                          alert(‘分享给朋友成功‘);                      },                      cancel: function (res) {                        alert(‘你没有分享给朋友‘);                      },                      fail: function (res) {                        alert(JSON.stringify(res));                      }                    });    */   // 2.2 监听“分享到朋友圈”按钮点击、自定义分享内容及分享结果接口 // document.querySelector(‘#onMenuShareTimeline‘).onclick = function () {    wx.onMenuShareTimeline({      title: ‘互联网之子‘,      link: ‘http://movie.douban.com/subject/25785114/‘,      imgUrl: ‘http://demo.open.weixin.qq.com/jssdk/images/p2166127561.jpg‘,      trigger: function (res) {        // 不要尝试在trigger中使用ajax异步请求修改本次分享的内容,因为客户端分享操作是一个同步操作,这时候使用ajax的回包会还没有返回        alert(‘用户点击分享到朋友圈‘);      },      success: function (res) {        alert(‘已分享‘);      },      cancel: function (res) {        alert(‘已取消‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  //  alert(‘已注册获取“分享到朋友圈”状态事件‘);  //};  // 2.3 监听“分享到QQ”按钮点击、自定义分享内容及分享结果接口  //document.querySelector(‘#onMenuShareQQ‘).onclick = function () {    wx.onMenuShareQQ({      title: ‘互联网之子‘,      desc: ‘在长大的过程中,我才慢慢发现,我身边的所有事,别人跟我说的所有事,那些所谓本来如此,注定如此的事,它们其实没有非得如此,事情是可以改变的。更重要的是,有些事既然错了,那就该做出改变。‘,      link: ‘http://movie.douban.com/subject/25785114/‘,      imgUrl: ‘http://pic68.nipic.com/file/20150601/610812_174707140683_2.jpg‘,      trigger: function (res) {        alert(‘用户点击分享到QQ‘);      },      complete: function (res) {        alert(JSON.stringify(res));      },      success: function (res) {        alert(‘已分享‘);      },      cancel: function (res) {        alert(‘已取消‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  //  alert(‘已注册获取“分享到 QQ”状态事件‘); // };    // 2.4 监听“分享到微博”按钮点击、自定义分享内容及分享结果接口  document.querySelector(‘#onMenuShareWeibo‘).onclick = function () {    wx.onMenuShareWeibo({      title: ‘互联网之子‘,      desc: ‘在长大的过程中,我才慢慢发现,我身边的所有事,别人跟我说的所有事,那些所谓本来如此,注定如此的事,它们其实没有非得如此,事情是可以改变的。更重要的是,有些事既然错了,那就该做出改变。‘,      link: ‘http://movie.douban.com/subject/25785114/‘,      imgUrl: ‘http://img3.douban.com/view/movie_poster_cover/spst/public/p2166127561.jpg‘,      trigger: function (res) {        alert(‘用户点击分享到微博‘);      },      complete: function (res) {        alert(JSON.stringify(res));      },      success: function (res) {        alert(‘已分享‘);      },      cancel: function (res) {        alert(‘已取消‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });    alert(‘已注册获取“分享到微博”状态事件‘);  };  // 2.5 监听“分享到QZone”按钮点击、自定义分享内容及分享接口  document.querySelector(‘#onMenuShareQZone‘).onclick = function () {    wx.onMenuShareQZone({      title: ‘互联网之子‘,      desc: ‘在长大的过程中,我才慢慢发现,我身边的所有事,别人跟我说的所有事,那些所谓本来如此,注定如此的事,它们其实没有非得如此,事情是可以改变的。更重要的是,有些事既然错了,那就该做出改变。‘,      link: ‘http://movie.douban.com/subject/25785114/‘,      imgUrl: ‘http://img3.douban.com/view/movie_poster_cover/spst/public/p2166127561.jpg‘,      trigger: function (res) {        alert(‘用户点击分享到QZone‘);      },      complete: function (res) {        alert(JSON.stringify(res));      },      success: function (res) {        alert(‘已分享‘);      },      cancel: function (res) {        alert(‘已取消‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });    alert(‘已注册获取“分享到QZone”状态事件‘);  };  // 3 智能接口  var voice = {    localId: ‘‘,    serverId: ‘‘  };  // 3.1 识别音频并返回识别结果  document.querySelector(‘#translateVoice‘).onclick = function () {    if (voice.localId == ‘‘) {      alert(‘请先使用 startRecord 接口录制一段声音‘);      return;    }    wx.translateVoice({      localId: voice.localId,      complete: function (res) {        if (res.hasOwnProperty(‘translateResult‘)) {          alert(‘识别结果:‘ + res.translateResult);        } else {          alert(‘无法识别‘);        }      }    });  };  // 4 音频接口  // 4.2 开始录音  document.querySelector(‘#startRecord‘).onclick = function () {    wx.startRecord({      cancel: function () {        alert(‘用户拒绝授权录音‘);      }    });  };  // 4.3 停止录音  document.querySelector(‘#stopRecord‘).onclick = function () {    wx.stopRecord({      success: function (res) {        voice.localId = res.localId;      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  };  // 4.4 监听录音自动停止  wx.onVoiceRecordEnd({    complete: function (res) {      voice.localId = res.localId;      alert(‘录音时间已超过一分钟‘);    }  });  // 4.5 播放音频  document.querySelector(‘#playVoice‘).onclick = function () {    if (voice.localId == ‘‘) {      alert(‘请先使用 startRecord 接口录制一段声音‘);      return;    }    wx.playVoice({      localId: voice.localId    });  };  // 4.6 暂停播放音频  document.querySelector(‘#pauseVoice‘).onclick = function () {    wx.pauseVoice({      localId: voice.localId    });  };  // 4.7 停止播放音频  document.querySelector(‘#stopVoice‘).onclick = function () {    wx.stopVoice({      localId: voice.localId    });  };  // 4.8 监听录音播放停止  wx.onVoicePlayEnd({    complete: function (res) {      alert(‘录音(‘ + res.localId + ‘)播放结束‘);    }  });  // 4.8 上传语音  document.querySelector(‘#uploadVoice‘).onclick = function () {    if (voice.localId == ‘‘) {      alert(‘请先使用 startRecord 接口录制一段声音‘);      return;    }    wx.uploadVoice({      localId: voice.localId,      success: function (res) {        alert(‘上传语音成功,serverId 为‘ + res.serverId);        voice.serverId = res.serverId;      }    });  };  // 4.9 下载语音  document.querySelector(‘#downloadVoice‘).onclick = function () {    if (voice.serverId == ‘‘) {      alert(‘请先使用 uploadVoice 上传声音‘);      return;    }    wx.downloadVoice({      serverId: voice.serverId,      success: function (res) {        alert(‘下载语音成功,localId 为‘ + res.localId);        voice.localId = res.localId;      }    });  };  // 5 图片接口  // 5.1 拍照、本地选图  var images = {    localId: [],    serverId: []  };  document.querySelector(‘#chooseImage‘).onclick = function () {    wx.chooseImage({      success: function (res) {        images.localId = res.localIds;        alert(‘已选择 ‘ + res.localIds.length + ‘ 张图片‘);      }    });  };  // 5.2 图片预览  document.querySelector(‘#previewImage‘).onclick = function () {    wx.previewImage({      current: ‘http://img5.douban.com/view/photo/photo/public/p1353993776.jpg‘,      urls: [        ‘http://img3.douban.com/view/photo/photo/public/p2152117150.jpg‘,        ‘http://img5.douban.com/view/photo/photo/public/p1353993776.jpg‘,        ‘http://img3.douban.com/view/photo/photo/public/p2152134700.jpg‘      ]    });  };  // 5.3 上传图片 /* document.querySelector(‘#uploadImage‘).onclick = function () {    if (images.localId.length == 0) {      alert(‘请先使用 chooseImage 接口选择图片‘);      return;    }    var i = 0, length = images.localId.length;    images.serverId = [];    function upload() {      wx.uploadImage({        localId: images.localId[i],        success: function (res) {          i++;          //alert(‘已上传:‘ + i + ‘/‘ + length);          images.serverId.push(res.serverId);          if (i < length) {            upload();          }        },        fail: function (res) {          alert(JSON.stringify(res));        }      });    }    upload();  };*/  // 5.4 下载图片  document.querySelector(‘#downloadImage‘).onclick = function () {    if (images.serverId.length === 0) {      alert(‘请先使用 uploadImage 上传图片‘);      return;    }    var i = 0, length = images.serverId.length;    images.localId = [];    function download() {      wx.downloadImage({        serverId: images.serverId[i],        success: function (res) {          i++;          alert(‘已下载:‘ + i + ‘/‘ + length);          images.localId.push(res.localId);          if (i < length) {            download();          }        }      });    }    download();  };  // 6 设备信息接口  // 6.1 获取当前网络状态  document.querySelector(‘#getNetworkType‘).onclick = function () {    wx.getNetworkType({      success: function (res) {        alert(res.networkType);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  };  // 7 地理位置接口  // 7.1 查看地理位置  document.querySelector(‘#openLocation‘).onclick = function () {    wx.openLocation({      latitude: 23.099994,      longitude: 113.324520,      name: ‘TIT 创意园‘,      address: ‘广州市海珠区新港中路 397 号‘,      scale: 14,      infoUrl: ‘http://weixin.qq.com‘    });  };  // 7.2 获取当前地理位置 /** document.querySelector(‘#getLocation‘).onclick = function () {    wx.getLocation({      success: function (res) {		  	alert(res.latitude);        //alert(JSON.stringify(res));	      },      cancel: function (res) {        alert(‘用户拒绝授权获取地理位置‘);      }    });  };*/  // 8 界面操作接口  // 8.1 隐藏右上角菜单  document.querySelector(‘#hideOptionMenu‘).onclick = function () {    wx.hideOptionMenu();  };   // 8.2 显示右上角菜单  document.querySelector(‘#showOptionMenu‘).onclick = function () {    wx.showOptionMenu();  };  // 8.3 批量隐藏菜单项  document.querySelector(‘#hideMenuItems‘).onclick = function () {    wx.hideMenuItems({      menuList: [        ‘menuItem:readMode‘, // 阅读模式        ‘menuItem:share:timeline‘, // 分享到朋友圈        ‘menuItem:copyUrl‘ // 复制链接      ],      success: function (res) {        alert(‘已隐藏“阅读模式”,“分享到朋友圈”,“复制链接”等按钮‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  };  // 8.4 批量显示菜单项  document.querySelector(‘#showMenuItems‘).onclick = function () {    wx.showMenuItems({      menuList: [        ‘menuItem:readMode‘, // 阅读模式        ‘menuItem:share:timeline‘, // 分享到朋友圈        ‘menuItem:copyUrl‘ // 复制链接      ],      success: function (res) {        alert(‘已显示“阅读模式”,“分享到朋友圈”,“复制链接”等按钮‘);      },      fail: function (res) {        alert(JSON.stringify(res));      }    });  };  // 8.5 隐藏所有非基本菜单项  document.querySelector(‘#hideAllNonBaseMenuItem‘).onclick = function () {    wx.hideAllNonBaseMenuItem({      success: function () {        alert(‘已隐藏所有非基本菜单项‘);      }    });  };  // 8.6 显示所有被隐藏的非基本菜单项  document.querySelector(‘#showAllNonBaseMenuItem‘).onclick = function () {    wx.showAllNonBaseMenuItem({      success: function () {        alert(‘已显示所有非基本菜单项‘);      }    });  };  // 8.7 关闭当前窗口  document.querySelector(‘#closeWindow‘).onclick = function () {    wx.closeWindow();  };  // 9 微信原生接口  // 9.1.1 扫描二维码并返回结果  document.querySelector(‘#scanQRCode0‘).onclick = function () {    wx.scanQRCode();  };  // 9.1.2 扫描二维码并返回结果  document.querySelector(‘#scanQRCode1‘).onclick = function () {    wx.scanQRCode({      needResult: 1,      desc: ‘scanQRCode desc‘,      success: function (res) {        alert(JSON.stringify(res));      }    });  };  // 10 微信支付接口  // 10.1 发起一个支付请求  document.querySelector(‘#chooseWXPay‘).onclick = function () {    // 注意:此 Demo 使用 2.7 版本支付接口实现,建议使用此接口时参考微信支付相关最新文档。    wx.chooseWXPay({      timestamp: 1414723227,      nonceStr: ‘noncestr‘,      package: ‘addition=action_id%3dgaby1234%26limit_pay%3d&bank_type=WX&body=innertest&fee_type=1&input_charset=GBK&notify_url=http%3A%2F%2F120.204.206.246%2Fcgi-bin%2Fmmsupport-bin%2Fnotifypay&out_trade_no=1414723227818375338&partner=1900000109&spbill_create_ip=127.0.0.1&total_fee=1&sign=432B647FE95C7BF73BCD177CEECBEF8D‘,      signType: ‘SHA1‘, // 注意:新版支付接口使用 MD5 加密      paySign: ‘bd5b1933cda6e9548862944836a9b52e8c9a2b69‘    });  };  // 11.3  跳转微信商品页  document.querySelector(‘#openProductSpecificView‘).onclick = function () {    wx.openProductSpecificView({      productId: ‘pDF3iY_m2M7EQ5EKKKWd95kAxfNw‘,      extInfo: ‘123‘    });  };  // 12 微信卡券接口  // 12.1 添加卡券  document.querySelector(‘#addCard‘).onclick = function () {    wx.addCard({      cardList: [        {          cardId: ‘pDF3iY9tv9zCGCj4jTXFOo1DxHdo‘,          cardExt: ‘{"code": "", "openid": "", "timestamp": "1418301401", "signature":"f6628bf94d8e56d56bfa6598e798d5bad54892e5"}‘        },        {          cardId: ‘pDF3iY9tv9zCGCj4jTXFOo1DxHdo‘,          cardExt: ‘{"code": "", "openid": "", "timestamp": "1418301401", "signature":"f6628bf94d8e56d56bfa6598e798d5bad54892e5"}‘        }      ],      success: function (res) {        alert(‘已添加卡券:‘ + JSON.stringify(res.cardList));      },      cancel: function (res) {        alert(JSON.stringify(res))      }    });  };  var codes = [];  // 12.2 选择卡券  document.querySelector(‘#chooseCard‘).onclick = function () {    wx.chooseCard({      cardSign: ‘1fdb2640c60e41f8823e9f762e70c531d161ae76‘,      timestamp: 1437997723,      nonceStr: ‘k0hGdSXKZEj3Min5‘,      success: function (res) {        res.cardList = JSON.parse(res.cardList);        encrypt_code = res.cardList[0][‘encrypt_code‘];        alert(‘已选择卡券:‘ + JSON.stringify(res.cardList));        decryptCode(encrypt_code, function (code) {          codes.push(code);        });      },      cancel: function (res) {        alert(JSON.stringify(res))      }    });  };  // 12.3 查看卡券  document.querySelector(‘#openCard‘).onclick = function () {    if (codes.length < 1) {      alert(‘请先使用 chooseCard 接口选择卡券。‘);      return false;    }    var cardList = [];    for (var i = 0; i < codes.length; i++) {      cardList.push({        cardId: ‘pDF3iY9tv9zCGCj4jTXFOo1DxHdo‘,        code: codes[i]      });    }    wx.openCard({      cardList: cardList,      cancel: function (res) {        alert(JSON.stringify(res))      }    });  };  var shareData = http://www.mamicode.com/{"";            var lon1 ="";						wx.getLocation({               success: function (res) {				 lat1=res.latitude;  		  	                 },             cancel: function (res) {             alert(‘用户拒绝授权获取地理位置‘);             }            });			            wx.getLocation({               success: function (res) {		  	   lon1=res.longtiude;              },             cancel: function (res) {             alert(‘用户拒绝授权获取地理位置‘);             }            });						//var lat1="100.33"			//var lon1 = "32.0";            var lat2 = "111";            var lon2 = "33.2";            var earthRadius = 6371; //appxoximate radius in miles  6378.137             var factor = Math.PI / 180.0;            var dLat = (lat2 - lat1) * factor;            var dLon = (lon2 - lon1) * factor;            var a =Math.sin(dLat/2) * Math.sin(dLat/2)+Math.cos(lat1*factor)              * Math.cos(lat2 * factor) * Math.sin(dLon/2) * Math.sin(dLon/2);            var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));                        var d = earthRadius *c * 1000;            alert (d);         }; */   //   var lat1=""; var lon1=""; wx.getLocation({//该方法为,获取经纬度的微信jsdk方法,自带子方法,需要注意,计算经纬度的自定义函数必须写在success函数内,不要试图把该微信jsdk函数写在自定义函数内,因为在函数外无法获得其返回值               success: function (res) {				   lat1=res.latitude;  				   lon1=res.longitude; 				   alert(lat1);				   auto({$maomi.mao},{$maomi.mi},lat1,lon1);//自定义函数计算距离并返回				                  },             cancel: function (res) {             alert(‘用户拒绝授权获取地理位置‘);             }            });			    	function auto( lat2,lon2,lat1,lon1){	       // var lat1="64.76186";           // var lon1 ="113.1";		  		 		   /* wx.getLocation({               success: function (res) {				  var lat1=res.latitude;  				 				  //var lon1=res.longitude; 		  	       alert(lat1);				   //alert(lon1);				    				    //console.log(res.data);              },             cancel: function (res) {             alert(‘用户拒绝授权获取地理位置‘);             }            });		 			*/						 //var lat1=34.76186			 //var lon1 = 113.764;			var lat1=lat1*1;			var lon1 =lon1*1;            var lat2 = lat2*1;            var lon2 = lon2*1;            var earthRadius = 6371; //appxoximate radius in miles  6378.137            var factor = Math.PI / 180.0;         /* var dLat = (lat2 - lat1) * factor;            var dLon = (lon2 - lon1) * factor;            var a =Math.sin(dLat/2) * Math.sin(dLat/2)+Math.cos(lat1*factor)              * Math.cos(lat2 * factor) * Math.sin(dLon/2) * Math.sin(dLon/2);            var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));                        var d = earthRadius *c * 1000;            alert (d);		*/		    var radlat1=lat1*factor;			var radlat2=lat2*factor;			var radlon1=lon1*factor;			var radlon2=lon2*factor;			var a=radlat2-radlat1;			var b=radlon2-radlon1;		    var s=2*Math.asin(Math.sqrt(Math.pow(Math.sin(a/2),2)+Math.cos(radlat1)*Math.cos(radlat2)*Math.pow(Math.sin(b/2),2)));		 		    var d=s*6371;			$("#mi").html(d);			alert(Math.round(d));	}	//auto(34.80146,113.6505);   //auto(" ","   ");	    //auto({$maomi.mao},{$maomi.mi});		   //});wx.error(function (res) {  alert(res.errMsg);});</script>  </body></html>

  php页面的代码也粘贴写吧,tp下的代码,不在过多解释,如有需要可以加Q群联系我。

<?phpnamespace app\home\controller; use think\Controller;  use app\home\model\Jssdk as Jsdk;Class Lists extends Base{      public function lists()   {      	 //$jssdk = new JSSDK("yourAppID", "yourAppSecret");	 $jssdk = new Jsdk("wx4e91a0e959b399a5", "46cf302c8ff3585026682f6ae603da94");     $cateres = $jssdk->GetSignPackage();	 $this->assign(‘cateres‘, $cateres); 	 	 	 	 $mao=‘35.76186‘;	 $mi=‘113.764‘;	 	 $maomi=array();	 $maomi[‘mao‘]= $mao;	 $maomi[‘mi‘]= $mi;	 //$maomi[‘js‘]= $js;	 $this->assign(‘maomi‘, $maomi); 	 //	 return $this->fetch(‘test‘);//本案例的代码用到这里就够了,下面的为其他功能的!	 	 $listsInfo=array();	 $i=0;	 $arr=$this->menDianLists();	 //var_dump($arr);	   foreach($arr as $pic){              //var_dump($pic);			   //echo "<br/>";              if(is_array($pic)){             foreach($pic as $cao){//$cao 是二维数组				 // var_dump($cao);				  // echo "<br/>";				    foreach($cao as $ca){//$ca 是一维数组                      //echo  $ca[‘telephone‘] ;					   $listsInfo[$i][‘business_name‘]=$ca[‘business_name‘];					   $listsInfo[$i][‘province‘]=$ca[‘province‘];					   $listsInfo[$i][‘province‘]=$ca[‘province‘];					   $listsInfo[$i][‘city‘]=$ca[‘city‘];					   $listsInfo[$i][‘district‘]=$ca[‘district‘];					   $listsInfo[$i][‘telephone‘]=$ca[‘telephone‘];                       $listsInfo[$i][‘address‘]=$ca[‘address‘];					   $listsInfo[$i][‘poi_id‘]=$ca[‘poi_id‘];					   $listsInfo[$i][‘photo_url‘]=$ca[‘photo_list‘][0][‘photo_url‘];					   $listsInfo[$i][‘longitude‘]=$ca[‘longitude‘];					   $listsInfo[$i][‘latitude‘]=$ca[‘latitude‘];					  // $listsInfo[$i][‘d‘]="<script>getMapDistance(". $ca[‘latitude‘].",".$ca[‘longitude‘].");</script>";					   $i++;				     // echo "<br/>";					}              }          }  	   }  	   	 //var_dump($listsInfo);	   		//public function downloadPic(){//测试可行,网上看的,远程下载图片*/		//$return_content = $this->https_request( $listsInfo[0][‘photo_url‘]);//将图片的url传入url方法来获得图片内容        //$filename = ‘E:\phpStudy\WWW\web1\wexin\public\static\uploads\list.jpg‘;          // $fp= @fopen($filename,"a"); //将文件绑定到流 ??           // var_dump( fwrite($fp,$return_content)); //写入文件 		//}		 		 	 $this->assign(‘listsInfo‘,$listsInfo);	 return $this->fetch(‘lists‘);   }   public function mendianinfo()   {	  	 return $this->fetch();   }    }

  

php向js的函数内传递参数-用经纬度计算2点间距离