Jquery格式化显示Json数据

ajaxPostJson("/ProductInfo/GetClientConfig", { platformId:plateformId }, function (data) {
var json=data.data;
if (data.isSuccess) {
$('.wrap').text( formatJson(json) );
}
else {

}
});

var formatJson = function(json, options) {
var reg = null,
formatted = '',
pad = 0,
PADDING = '    '; // one can also use '\t' or a different number of spaces
// optional settings
options = options || {};
// remove newline where '{' or '[' follows ':'
options.newlineAfterColonIfBeforeBraceOrBracket = (options.newlineAfterColonIfBeforeBraceOrBracket === true) ? true : false;
// use a space after a colon
options.spaceAfterColon = (options.spaceAfterColon === false) ? false : true;

// begin formatting...

// make sure we start with the JSON as a string
if (typeof json !== 'string') {
json = JSON.stringify(json);
}
// parse and stringify in order to remove extra whitespace
json = JSON.parse(json);
json = JSON.stringify(json);

// add newline before and after curly braces
reg = /([\{\}])/g;
json = json.replace(reg, '\r\n$1\r\n');

// add newline before and after square brackets
reg = /([\[\]])/g;
json = json.replace(reg, '\r\n$1\r\n');

// add newline after comma
reg = /(\,)/g;
json = json.replace(reg, '$1\r\n');

// remove multiple newlines
reg = /(\r\n\r\n)/g;
json = json.replace(reg, '\r\n');

// remove newlines before commas
reg = /\r\n\,/g;
json = json.replace(reg, ',');

// optional formatting...
if (!options.newlineAfterColonIfBeforeBraceOrBracket) {
reg = /\:\r\n\{/g;
json = json.replace(reg, ':{');
reg = /\:\r\n\[/g;
json = json.replace(reg, ':[');
}
if (options.spaceAfterColon) {
reg = /\:/g;
json = json.replace(reg, ': ');
}

$.each(json.split('\r\n'), function(index, node) {
var i = 0,
indent = 0,
padding = '';

if (node.match(/\{$/) || node.match(/\[$/)) {
indent = 1;
} else if (node.match(/\}/) || node.match(/\]/)) {
if (pad !== 0) {
pad -= 1;
}
} else {
indent = 0;
}

for (i = 0; i < pad; i++) {
padding += PADDING;
}

formatted += padding + node + '\r\n';
pad += indent;
});

return formatted;
};