- var_dump: documentation ( source)
- array_splice: documentation ( source)
- key: documentation ( source)
- next: documentation ( source)
<?php
$foo = ['a','b','c','d'];
next($foo);
foreach($foo as $index => $value) {
var_dump(key($foo));
array_splice($foo, key($foo), 1, []);
var_dump($foo);
echo "---\n";
}
var_dump($foo);