微信小程序实现拨打电话功能的示例代码

callPhone() {
 wx.makePhoneCall({
  phoneNumber: '400-9121-211' //仅为示例，并非真实的电话号码
 })
 },

<view bindtap='tel'>
<image class='tel' mode='aspectFit' src='./img/tel.png'></image>
</view>

.tel{
 display: block;
 width: 70rpx;
 height: 70rpx;
 position: absolute;
 margin-top:-100rpx;
 margin-left: 200rpx; 
}

tel:function () {
 wx.makePhoneCall({
 phoneNumber: '158XXXXXXXX',
 })
}

globalData: {
 userInfo: null,
 phoneNumber: '158XXXXXXXX'
}

tel:function () {
 wx.makePhoneCall({
 phoneNumber: app.globalData.phoneNumber,
 })
}