<?php function a() { function b() { echo 'I am b'; } echo 'I am a'; } b(); a(); ?>
<?php $str = "Hello World" echo wordwrap($str,5,"n"); ?>
<?php echo ucwords("i love my country"); ?>
<?php $op2 = "blabla"; function foo($op1) { echo $op1; echo $op2; } foo("hello"); ?>
<?php function a() { function b() { echo 'I am b'; } echo 'I am a'; } a(); a(); ?>
<?php function string() { echo strstr("Hello world!", 111); } string(); ?>
<?php function foo($msg) { echo "$msg"; } $var1 = "foo"; $var1("will this work"); ?>
usleep(1000000);
$array = array(0, 1, 2); $array = array_pad($array, -6, ‘NEW’);
<?php function calc($price, $tax) { $total = $price + $tax; } $pricetag = 15; $taxtag = 3; calc($pricetag, $taxtag); ?>
<?php function calc($price, $tax="") { $total = $price + ($price * $tax); echo "$total"; } calc(42); ?>
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