How to trim white spaces of array values in php

Question

I have an array as follows

$fruit = array(\'  apple \',\'banana   \', \' , \',     \'            cranberry \');

I want an array which conta

Answer 1

Trim in array_map change type if you have NULL in value.

Better way to do it:

$result = array_map(function($v){ 
  return is_string($v)?trim($v):$v; 
}, $array);