Jquery Match URL before a special character

Question

i want to match url till a special character '_' if it is present

var url = window.location; var url should get part of url before '_' http://www.example.com/index.php?route=product/category&path=25_10

ie http://www.example.com/index.php?route=product/category&path=25

Answer 1

split方法可以做到：

window.location.href.split('_')[0]

Answer 2

var href = window.location.href;
// http://www.example.com/index.php?route=product/category&path=25_10

var new_url = href.slice(0, href.indexOf('_'));
// http://www.example.com/index.php?route=product/category&path=25