# wx.miniapp.hasWechatInstall
Determine whether WeChat is installed
# parameter
| attribute | type | Default value | Required | Introductions |
|---|---|---|---|---|
| success | function | yes | Successful callback after getting |
# JSAPI Examples of code
wx.miniapp.hasWechatInstall ({
success: (res) => {
console.log('getSDKVersion success:', res)
}
})