# Display graphic verification code
```javascript
WXAPI.graphValidateCodeUrl(key)
```
+ key is the random number used to generate the graphical verification code
Interface return example:
```json
https://api.it120.cc/gooking/verification/pic/get?key=122324354565767
```
The above address is an image address, so you can display it directly on the image control, for example:
```html
```
```html
```
This will directly display the image verification code
# Verify whether the verification code input is correct
After verification, the verification code will become invalid immediately. Please use this method in appropriate situations.
```javascript
WXAPI.graphValidateCodeCheck(key, code)
```
+ key This value must match the key used to generate the graphical verification code above, otherwise a verification code error will be returned
+ code The content of the graphic verification code
```json
{
code: 0,
msg: 'success'
}
```