JavaScript formatted JSON display instance analysis

javascript formats JSON display .

Examples of JavaScript operation JSON format of the relevant skills, very practical value, the need for friends can refer to the

This example describes the JavaScript formatted JSON display method. Share to everyone for your reference. The specific analysis is as follows:

Format a JSON object or JSON string to easily restrict on a Web page

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var Formatjson = function (JSON, options) {var reg = null, formatted = ', pad = 0, pad DING = '; One can also use ' t ' or a different number of spaces//Optional settings options = Options | | {}; Remove newline where ' {' or ' [' follows ': ' Options.newlineaftercolonifbeforebraceorbracket = (options.newlineaftercol Onifbeforebraceorbracket = = True)? True:false; Use a spaces after a colon Options.spaceaftercolon = (Options.spaceaftercolon = = False)? False:true; Begin formatting ... if (typeof json!== ' string ') {//Make sure we start with the JSON as a string json = Json.stringi FY (JSON); else {//is already a string, so parse and re-stringify//in the 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, ' rn$1rn '); Add newline before and after square brackets reg =/([[]])/g; JSON = Json.replace (Reg, ' rn$1rn '); //Add newline after comma Reg =/(,)/g; JSON = Json.replace (Reg, ' $1rn '); Remove multiple Newlines reg =/(rnrn)/g; JSON = Json.replace (Reg, ' RN '); Remove newlines before commas reg =/rn,/g; JSON = Json.replace (Reg, ', '); Optional formatting. if (!options.newlineaftercolonifbeforebraceorbracket) {reg =/:rn{/g; json = Json.replace (Reg, ':{'); Reg =/:rn[/g json = json.replace (Reg, ': [');} if (Options.spaceaftercolon) {reg =/:/g; json = Json.replace (Reg, ': ') ; } $.each (Json.split (' rn '), function (Index, node) {var i = 0, indent = 0, padding = '; if (Node.match (/{$/) | | 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 + ' RN '; Pad + + indent; }); return formatted; };

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