Scalar. Returns a given string after removing trailing and leading spaces.
trim ( string )
| string | A string. Works with UTF-8 strings. |
Returns a given string after removing trailing and leading spaces. The function takes a string as the argument, and returns a string. The function returns the same value as applying ltrim() and rtrim() to a given string.
trim (' examplestring ') returns 'examplestring'.
trim(' ') returns ''.
trim('a') returns 'a'.