<image src="{{img_url}}phone.png" bindtap='calling'></image>
calling: function () {
wx.makePhoneCall({
phoneNumber: '12345678900', //此号码并非真实电话号码，仅用于测试
success: function () {
console.log("拨打电话成功！")
},
fail: function () {
console.log("拨打电话失败！")
}
})
},
