JQuery learning lesson 8 (ajax in jquery)

Last Update:2014-04-11 Source: Internet

Author: User

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Ajax in jquery

1. jqueryDOM. load ()

2. $. get ()

3. $. post ()

4. $. ajax ()

----------------------------------Test.html -------------------------

<Body>
<Ul id = "test1">
<Li> 11111 </li>
<Li> 22222 </li>
<Li> 33333 </li>
</Ul>
<Ul id = "test2">
<Li> aaaaa </li>
<Li> cccccc </li>
<Li> ddddd </li>
</Ul>
</Body>

----------------------------- Demo1 --------------------------------

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml" xml: lang = "en">
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8">
<Title> demo1 </title>
<Style>
. Load {width: 500px; height: 300px; border: 1px solid # abcdef ;}
</Style>
<Script src = "jquery. js"> </script>
</Head>
<Body>
<Input type = "button" value = "LOAD"/>
<Div class = "load"> </div>
<Script>
$ ('Input [type = button] '). click (function (){
Certificate ('.load').load('test.html? Date = '+ Math. random () +' # test2 ');
});
</Script>

/* <Script>
$ ('Input [type = button] '). click (function (){
Pai.get('test.txt? Data = '+ Math. random (), function (data ){
Certificate ('.load').html (data );
});
});
</Script> */
</Body>
</Html>

--------------------------------------------------------------------------------

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml" xml: lang = "en">
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8">
<Title> demo </title>
<Script src = "jquery. js"> </script>
<Style>
Div {color: red ;}
</Style>
</Head>
<Body>
<Input type = "text" name = "username" id = "username"/>
<Input type = "button" value = "test"/>
<Div> </div>
<Script>
$ ('Input [type = button] '). click (function (){
// The format of the sent parameter must be json.
Var send = {'username': $ ('# username'). val ()}
$ ('Div '). load ('process. php', send, function (data ){
Alert (data );
});
});
</Script>

/* <Script>
$ ('Input [type = button] '). click (function (){
Var url = 'process. php ';
Var sendData = {'username': $ ('# username'). val ()};

$. Get (url, sendData, function (data ){
If (data = 'true '){
Users ('div'0000.html ('user name is usable ');
} Else {
Users ('div'{.html ('user name cannot be admin ');
}
});
})
</Script> */

/* <Script>
$ ('Input [type = button] '). click (function (){
Var url = 'process. php ';
Var sendData = {'username': $ ('# username'). val ()};
$. Ajax ({
Url: url,
Type: 'post ',
Data: sendData,
Success: function (data ){
If (data = 'true '){
Users ('div'0000.html ('user name is usable ');
} Else {
Users ('div'{.html ('user name cannot be admin ');
}
}
});
})
</Script> */
</Body>
</Html>

-------------------------- Process. php ------------------------------

<? Php
Header ('content-type: text/html; chartset = UTF-8 ');

$ Username = $ _ POST ['username'];
// $ Username = $ _ GET ['username'];
If ($ username = 'admin '){
Echo 'false ';
} Else {
Echo "true ";
}

Zookeeper

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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JQuery learning lesson 8 (ajax in jquery)

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