What will be the value of $a and $b after the function call in the following PHP code?
<?php
function doSomething( &$arg ) {
$return = $arg;
$arg += 1;
return $return;
}
$a = 3;
$b = doSomething( $a );
?>
Question:What will be the value of $a and $b after the function call in the following PHP code?
<?php
function doSomething( &$arg ) {
$return = $arg;
$arg += 1;
return $return;
}
$a = 3;
$b = doSomething( $a );
?>
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