<?php
function makeArrayUpper(&$array)
{
if (is_array($array) && count($array) > 0) {
foreach ($array as $key => $value) {
$array[$key] = strtoupper($value);
}
return true;
}
return false;
}
$array = explode(' ', 'Zend Training – Building Security into your PHP Applications');
//$array = 'test';
if (makeArrayUpper($array)) {
echo 'Success';
} else {
echo 'Array Not Passed';
}
echo PHP_EOL;
var_dump($array);
?>
<?php
function makeArrayUpper(&$array)
{
$array = array_map("strtoupper", $array);
}
$array = explode(' ', 'Zend Training - Building Security into your PHP Applications');
makeArrayUpper($array);
var_dump($array);
