- assert: documentation ( source)
- var_dump: documentation ( source)
- assert_options: documentation ( source)
- version_compare: documentation ( source)
<?php
if (version_compare(PHP_VERSION, '7.0.0-dev') < 0) {
assert_options(ASSERT_CALLBACK, function($file, $line, $code, $message) {
if (empty($message)) {
$message = $code;
}
var_dump(array($message));
});
}
assert(FALSE);