trim « Regular Expression « Javascript Data Type Q&A

1. Left Trim in Javascript    stackoverflow.com

there are lots of scripts out there to trim a string in javascript, but none how to Left Trim String. This is what I use to trim:

String.prototype.trim = function() {
 return ...

2. Regexp: Trim parts of a string and return what ever is left    stackoverflow.com

Im trying to use regexp to get whatever's behind the # in my string "12344dfdfsss#isa", in this case I wanna get the 'isa' out of the string. I found these answers (http://stackoverflow.com/questions/578821/how-to-remove-a-small-part-of-the-string-in-the-big-string-using-regexp) ...

3. Trim spaces from start and end of string    stackoverflow.com

Trying to find a way to trim spaces from the start and end of the string. I was using this, but it dont seem to be working:

title = title.replace(/(^[\s]+|[\s]+$)/g, '');

4. trim in javascript ? what this code is doing?    stackoverflow.com

I was looking for a trim function in JavaScript which doesn't exist and some code on Goggling suggests that use:

function trimStr(str) {
  return str.replace(/^\s+|\s+$/g, '');
}

5. Trim trailing spaces before newlines in a single multi-line string in JavaScript    stackoverflow.com

Say I have this single string, here I denote spaces (" ") with ^

^^quick^^^\n
^brown^^^\n
^^fox^^^^^\n

6. javascript trim line breaks with regex    stackoverflow.com

I am using Google Translate to translate the contents of a textarea and fill another textarea with the API response. In my source textarea I am replacing the /n newlines with <br ...

7. How can I use this trim function for my textbox    stackoverflow.com

How can I apply this trim function: var trimmed = str.replace(/^\s+|\s+$/g, '') ; to this code below so that if a textbox contains whitespaces, it will display message "Incorrect"? Also ...

8. [SOLVED]trim RegExp    devnetwork.net