php trim whitespaces of string code example

Example 1: how to trim white space array in php

$fruit = array('  apple ','banana   ', ' , ',     '            cranberry ');
$trimmed_array = array_map('trim', $fruit);
print_r($trimmed_array);

Example 2: php remove all whitespace from a string

//remove all white spaces from a string
$whatonearth=preg_replace('/\s/','',"what o n   ear th");