Joke Collection Website - Blessing messages - Ajax verification code problem. The verification code has been verified in the background through ajax. When the verification code is wrong, the submission will be successful. How to solve it?

Ajax verification code problem. The verification code has been verified in the background through ajax. When the verification code is wrong, the submission will be successful. How to solve it?

Use type="button" and give onclick ="ajax method", verification success lies in

success:function(json)//Trigger function when the request is successful

{

var obj= json.message;

if(obj==0){

alert('Verification code error');

return false;

< p> }

else{

alert('Verification code is correct');

document.form.submit();//Add form submission< /p>

}