請求示例

1let wechatInfo = navigator.userAgent.match(/MicroMessenger\/([\d\.]+)/i);
2let wechatVersion = wechatInfo[1];
3?
4if (compareVersion(wechatVersion, '7.0.5') >= 0) {
5   goToWXScore();
6} else {
7   // 提示用戶升級微信客戶端版本
8   window.href = 'https://support.weixin.qq.com/cgi-bin/readtemplate?t=page/common_page__upgrade&
9   text=text005&btn_text=btn_text_0'
10}
11?
12/**
13 * 跳轉(zhuǎn)微信支付分
14 */
15function goToWXScore() {
16    wx.checkJsApi({
17        jsApiList: ['openBusinessView'], // 需要檢測的JS接口列表
18        success: function (res) {
19        // 以鍵值對的形式返回，可用的api值true，不可用為false
20        // 如：{"checkResult":{"openBusinessView":true},"errMsg":"checkJsApi:ok"}
21        if (res.checkResult.openBusinessView) {
22            wx.invoke(
23                'openBusinessView', {
24                    businessType: 'wxpayScoreDetail',
25                    queryString
26:'mch_id=1230000109&service_id=88888888000011&out_order_no=1234323JKHDFE1243252&timestamp=1530097563&nonce_str=zyx53Nkey8o4bHpxTQvd8m7e92nG5mG2&sign_type=HMAC-SHA256&sign=029B52F67573D7E3BE74904BF9AEA'
27                },
28                
29                function (res) {
30                // 從支付分返回時會執(zhí)行這個回調(diào)函數(shù)
31                    if (parseint(res.err_code) === 0) {
32                    // 返回成功 
33                    } else {
34                    // 返回失敗
35                    }
36                });
37            }
38        }
39    });
40 }
41?
42 /**
43  * 版本號比較
44  * @param {string
45} v1 
46  * @param {string
47} v2 
48  */
49function compareVersion(v1, v2) {
50    v1 = v1.split('.')
51    v2 = v2.split('.')
52    const len = Math.max(v1.length, v2.length)
53  
54    while (v1.length < len) {
55      v1.push('0')
56    }
57    while (v2.length < len) {
58      v2.push('0')
59    }
60  
61    for (let i = 0; i < len; i++) {
62      const num1 = parseint(v1[i])
63      const num2 = parseint(v2[i])
64  
65      if (num1 > num2) {
66        return 1
67      } else if (num1 < num2) {
68        return -1
69      }
70    }
71  
72    return 0
73 }