9 examples of 'javascript object to json online' in JavaScript

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function getJsonString(obj) {
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		try {
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			return JSON.stringify(obj);
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		} catch(e) {}
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		return "";
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	}

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function objectToJson(object, callback) {
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  var error = null;
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  var json = null;
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  try {
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    json = JSON.stringify(object);
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  } catch (ex) {
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    error = ex;
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  }
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  callback(error, json);
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}

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function jsonify (obj) {
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    var jsonObj,
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        type = objType(obj);
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    try {
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        if (type == 'Undefined') {
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            jsonObj = 'undefined';
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        } else if (obj !== obj) {
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            jsonObj = 'NaN';
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        } else {
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            jsonObj = JSON.parse(JSON.stringify(obj));
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        }
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    } catch (e) {
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        if (type.match('Element')) {
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            jsonObj = obj.outerHTML.replace(obj.innerHTML, '');
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        } else if (type == 'Text') {
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            jsonObj = textOmit(obj.textContent);
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        } else if (type == 'Array' || type == 'NodeList') {
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            var array = [];
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            obj = slice.call(obj);
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            obj.forEach(function (item) {
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                array.push(jsonify(item));
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            });
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            jsonObj = array;
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        } else if (type == 'Object') {
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            var keys = Object.keys(obj),
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                object = {};
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            keys.forEach(function (key) {
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                object[key] = jsonify(obj[key]);
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            });
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            jsonObj = object;
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        } else if (type == 'Function') {
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            jsonObj = textOmit(obj.toString());
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        } else if (type == 'global' || type == 'HTMLDocument') {
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            var keys = Object.keys(obj),
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                object = {};
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            keys.forEach(function (key) {
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                object[key] = objType(obj[key]);
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            });
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            jsonObj = object;
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        } else {
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            jsonObj = toString.call(obj); 
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        }
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    }
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    return jsonObj;
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}

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static jsify(object) {
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  if (!dart.is(object, core.Map) && !dart.is(object, core.Iterable)) {
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    dart.throw(new core.ArgumentError("object must be a Map or Iterable"));
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  }
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  return _wrapToDart(JsObject._convertDataTree(object));
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}

882
function toJSON(obj) {
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    if(typeof obj === "string") {
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        return obj;
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    }
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    return JSON.stringify(obj, null, "  ");
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}

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function json(data) {
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  switch (data) {
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    case '__NULL__':
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    case '__BLANK_ARRAY__':
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      return data === '__NULL__' ? 'null' : '[]';
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    default:
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      return JSON.stringify(data || null, null, ' ')
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                 .replace(/\n/g, '')
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                 .replace(/^(\{|\[) /, '$1');
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  }
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}

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function toJSON(obj: { [string]: mixed, ... }): string {
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  return JSON.stringify(obj, undefined, 2);
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}

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function toJSON(obj) {
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  return JSON.stringify(obj, null, 2)
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}

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serialize(js: Dict): JSONObject {
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  return this.strict.serialize(js);
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}