wx.getSystemInfo接口:
getSystemPlatform:function(){
var that = this;
wx.getSystemInfo({
success:function(res){
if(res.platform == "devtools"){
//PC
}else if(res.platform == "ios"){
//IOS
}else if(res.platform == "android"){
//android
}
}
})
},
官方文档:https://developers.weixin.qq.com/miniprogram/dev/api/base/system/system-info/wx.getSystemInfo.html 