How to trim only alphabets using javascript or jquery -

have scenario need trim alphabets string , display numbers , special characters.

var abc = "hai 40.00"; // output : 40.00 var xyz = "hai 40.00 - 50.00 was" // output : 40.00 - 50.00 

any generic way handle this.

try this:

var xyz = "hai 40.00 - 50.00 was" xyz = xyz.replace(/[a-z]*/gi, '').trim(); alert(xyz); 

1. [a-z] : match alphabets
2. * : matches preceding set 0 or more times
3. g : global flag, not stop after first match
4. i : case insensetive match
5. trim : remove leading , trailing spaces