How to trim leftmost and rightmost whitespaces of

问题:

What function can I use?

回答1:

Use trim to remove whitespace at the start and end of a string.

回答2:

left most

ltrim('text');

right most

rtrim('text');

but shortcut of above two is simply

trim('text');

回答3:

string trim ( string $str [, string $charlist ] )

This function returns a string with whitespace stripped from the beginning and end of str

回答4:

http://php.net/manual/en/function.trim.php would be your best choice

回答5:

Checkout PHP Trim.