Example of jquery getting data from a JSON object

Example of jquery getting data from a JSON object

This article describes how to use jquery to obtain data from JSON objects. The Code contains comments.

 

The Code is as follows:

$. Ajax ({

Url: 'change this address to your own ',

Data: {S_CourseID: courseid, CurrTime: new Date (). getTime ()}, // Add a timestamp; otherwise, data will not be updated automatically.

DataType: 'json ',

Success: function (data)

{

 

If (data! = Null ){

 

If (data. length> 0 ){

 

For (var I = 0; I <data. length; I ++ ){

 

Specids = specids + data [I]. S_SpecialtyID + ","; // obtain the data in the JSON object

 

Coursetypeid = data [I]. S_CourseTypeID;

 

}

 

If (specids. length> 0 ){

 

Specids = specids. substring (0, specids. length-1 );

 

}

 

}