jQuery encapsulated ajax

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$.get(url [,data] [,fn callback function] [, dataType]);

• data: The data passed to the server, request string and json object can be set

• fn: callback function, this function is called after the ajax request is completed, you can use this function Complete the subsequent processing of ajax

• dataType: The server returns the data type, html, text, xml, json

Note: The ajax It is an asynchronous get request

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##$.post(url[,data][,fn callback function][, dataType]);

• This method is exactly the same as the $.get() method. The difference is that it is a post request.

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$.ajax({ //json object

url: request address,

data: data passed to the server ,

dataType: Data returned from the server in the format of html, text, xml, json

type:get/post request method

success:function(){} ajax successful request The final callback function can be used for subsequent processing using

async:[true] asynchronous/false synchronous,

cache:[true] cache/false not cached,

} )

        
  
ajax请求
    

1. php content is:

   
   

$name, 'age'=>$age ); echo json_encode($arr); ?>

Note: You can copy these two files locally and put them in one Folder for testing