<?php
$datetimeFormat = 'YmdHis';
$date = new DateTime('now');
$datetimeFormat = 'Y-m-d H:i:s';
$date = new DateTime('now');
var_dump($date->format($datetimeFormat));
PD9waHAKCiRkYXRldGltZUZvcm1hdCA9ICdZbWRIaXMnOwokZGF0ZSA9IG5ldyBEYXRlVGltZSgnbm93Jyk7ICAgCnZhcl9kdW1wKCRkYXRlLT5nZXRUaW1lc3RhbXAoKSk7CgokZGF0ZXRpbWVGb3JtYXQgPSAnWS1tLWQgSDppOnMnOwokZGF0ZSA9IG5ldyBEYXRlVGltZSgnbm93Jyk7CnZhcl9kdW1wKCRkYXRlLT5mb3JtYXQoJGRhdGV0aW1lRm9ybWF0KSk7