delete a substring js code example
Example 1: remove substring from string javascript
var ret = "data-123".replace('data-','');
Example 2: how to remove part of string in javascript
var str = "test_23";
alert(str.split("_").pop());
// -> 23
var str2 = "adifferenttest_153";
alert(str2.split("_").pop());
// -> 153