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jQuery's method of processing json data to return array and output_jquery

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Release: 2016-05-16 16:10:12
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The example in this article describes the method of jQuery processing json data to return array and output. Share it with everyone for your reference. The specific implementation method is as follows:

Copy code The code is as follows:
/*print the json object
 *
 *$("selector").print_r_json(json,opts) : return formatted string (and print)
 *sprint_r_json : just return the string;
 *print_r_json : return the formatted string and print json data
 *contribute 明河
 *
 *auth iorichina
 *
 *example:
 *3 ways to use it
 *
 *
*/
$.fn.print_r_json = function(json,options){
    if(typeof(json)!="object") return false;
    var opts = $.extend({},$.fn.print_r_json.defaults,options);
    var data = '';
    if(opts.if_print)
    {
        data = $.sprint_r_json(json)
        $(this).html('
'+(opts.return_array?'Array':'JSON-DATA')+'
'+data);
    }
    if(opts.array)
    {
        return $.json_to_array(json);
    }
    return data;
};
$.fn.print_r_json.defaults =
{
    if_print : false,//if print or just return formatted string
    return_array : true //return an Array
};
$.extend({
    print_r_json : function(json)
    {
        if(typeof(json)=="object")
        {
            var text='
{
';
          document.write('
{
');
          for(var p in json)
          {
            if(typeof(json[p])=="object")
            {
              document.write('
["'+p+'"] => ');
                text+='
["'+p+'"] => '+$.print_r_json(json[p])+'
';
              document.write('
');
            }
            else
            {
                text+='
['+((/^\d+$/).test(p)?p:('"'+p+'"'))+'] => "'+json[p]+'"
';
              document.write('
['+p+'] => '+json[p]+'
');
            }
          } 
          text+='
}
';
          document.write('
}
');
          반환(텍스트);
        }
        그 외
        {
            document.write(json);
            반환(json);
        }
    },
    sprint_r_json : 함수(json)
    {
        if(typeof(json)=="객체")
        {
          var text = '
{
';
          for(json의 var p)
          {
            if(typeof(json[p])=="객체")
            {
              text = '
["' p '"] => ' $.sprint_r_json(json[p]) '
';
            }
            그 외
            {
              text = '
[' ((/^d $/).test(p)?p:('"' p '"')) '] => "' json[p] '"
';
            }
          } 
          text = '
}
';
          반환(텍스트);
        }
        그 외
        {
            반환(json);
        }
    },
    json_to_array : 함수(json)
    {
        if(typeof(json)=="객체")
        {
          var text = new Array();
          for(json의 var p)
          {
            if(typeof(json[p])=="객체")
            {
              텍스트[p] = $.json_to_array(json[p]);
            }
            그 외
            {
              텍스트[p] = json[p];
            }
          }
          반환(텍스트);
        }
        그 외
        {
            반환(json);
        }
    }
});

希望本文所述对大家의 jQuery는 매우 유용합니다.

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