Jquery code sample to submit data by carriage return
- 2020-03-26 23:02:01
- OfStack
In fact, jquery press enter to submit data is a very simple thing, we just need to check that the user press enter to directly bind the event.
The core code
It is to support the carriage return event with the ajax function of js
The core code
$(document).ready(function(){
$(" Press the enter control ").keydown(function(e){
var curKey = e.which;
if(curKey == 13){
$("# Enter event button control ").click();
return false;
}
});
});
It is to support the carriage return event with the ajax function of js
document.onkeydown = function (e) {
var theEvent = window.event || e;
var code = theEvent.keyCode || theEvent.which;
if (code == 13) {
$("#login_submit").click();
}
}
$(document).ready(function() {
//Log in to submit
$("#login_submit").bind('click',function(){
var username=$("#username").val();
var password=$("#password").val();
$.ajax({
type : 'POST',
url : './login.php',
data: {type :'ajax',username:username,password:password},
success : function(msg){
//alert(msg);
if(msg==-1){
alert(' The username cannot be empty ');
$("#username").focus();
}
if(msg==-2){
alert(' The username does not exist ');
$("#username").val("");
$("#username").focus();
}
if(msg==-3){
alert(' The password cannot be empty ');
$("#password").focus();
}
if(msg==-6){
alert(' The password was not entered correctly ');
$("#password").focus();
}
if(msg==1){
//Alert (' login successful ');
window.location.href='./index.php';
}
}
});
});
});