how to convert string into object in javascript 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 + '})');