方法一:
var str = "{name:'冥心威武cZ6'}";
var obj = eval("(" + str + ")");
console.log(obj);
方法二:
var str = "{name:'冥心威武cZ6'}";
var obj = (new Function("", "return " + str))();
console.log(obj);
方法三:
var str = "{\"name\":\"冥心威武cZ6\"}";
var obj = JSON.parse(str);
console.log(obj);