- print_r: documentation ( source)
<?php
$inRootDefinedVar = "Nope.php";
function namedFunction(){
// this should contain "Nope.php" instead it's null
print_r($inRootDefinedVar);
}
$lamba = function() use ($inRootDefinedVar) {
// this should contain "Nope.php" instead it's null
print_r($inRootDefinedVar);
};