from string to object js code example
Example 1: convert string to object javascript
var mystr = '{ "hello":"world" }' // NB: Has enclosing ""
var myobj = JSON.parse(mystr);
Example 2: js string to object
JSON.parse()
Example 3: convert string to object javascript
str = "firstName:name1, lastName:last1"; // NB: No enclosing ""
obj = eval('({' + str + '})');