Last active
May 3, 2017 14:25
-
-
Save jetfire21/2ad2f56e72b8df79472564e390794268 to your computer and use it in GitHub Desktop.
native PHP functions
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<?php | |
$b = '2017-03-08 14:11:10'; | |
echo strtotime( $b); // e.g 1488982270 произвольную дату в правильном формате в unix метку | |
/* *** множественное обновление за 1 запрос,второй запрос работает быстрее*** */ | |
$st_time = microtime(true); | |
// $wpdb->query("UPDATE alex_test SET post_title='t11111111111111_w2',post_content='c111111111111111_w2' WHERE id=1"); | |
// $wpdb->query("UPDATE alex_test SET post_title='t21111111111111_w2',post_content='c211111111111111_w2' WHERE id=2"); | |
// $wpdb->query("UPDATE alex_test SET post_title='t31111111111111_w2',post_content='c311111111111111_w2' WHERE id=3"); | |
// $wpdb->query("UPDATE alex_test SET post_title='t41111111111111_w2',post_content='c411111111111111_w2' WHERE id=4"); | |
// $wpdb->query("UPDATE alex_test SET post_title='t51111111111111_w2',post_content='c511111111111111_w2' WHERE id=5"); | |
// $wpdb->query("UPDATE alex_test SET post_title='t61111111111111_w2',post_content='c611111111111111_w2' WHERE id=6"); | |
// time == 0.36151599884033 | |
$wpdb->query("UPDATE alex_test SET | |
post_title = CASE id WHEN 1 THEN 'title1_123456789' WHEN 2 THEN 'title2_123456789' WHEN 3 THEN 'title3_123456789' WHEN 4 THEN 'title4_123456789' WHEN 5 THEN 'title5_123456789' WHEN 6 THEN 'title6_123456789' ELSE '' END, | |
post_content = CASE id WHEN 1 THEN 'content1_123456789' WHEN 2 THEN 'content2_123456789' WHEN 3 THEN 'content3_123456789' WHEN 4 THEN 'content4_123456789' WHEN 5 THEN 'content5_123456789' WHEN 6 THEN 'content6_123456789' ELSE '' END"); | |
// time = 0.09584903717041 | |
// это более правильный запрос | |
UPDATE t SET a = CASE id WHEN 1 THEN 'value1' WHEN 2 THEN 'value2' END, b = CASE id WHEN 1 THEN 'anothervalue1' WHEN 2 THEN 'anothervalue2' END WHERE id IN(1, 2) | |
$end_time = microtime(true); | |
echo "time = ".($end_time - $st_time); | |
/* *** множественное обновление за 1 запрос,второй запрос работает быстрее*** */ | |
/* **** проверка работы sendmail **** */ | |
echo "check send e-mail<br>"; | |
$to = 'freerun-2012@yandex.ru'; | |
$from = 'rafael2013santi@gmail.com'; | |
$sitename = $_SERVER['HTTP_HOST']; | |
$subject = "Заявка с сайта Установка ГБО"; | |
$message = "проверка работы mail() Из формы: \r\n Имя: \r\nТелефон: "; | |
$headers = "From: {$sitename} <" .$from. ">\r\nContent-type:text/plain; charset=utf-8\r\n"; | |
if ( mail($to,$subject,$message,$headers) ) echo "mail send success!"; else echo "mail send error!"; | |
/* **** проверка работы sendmail **** */ | |
/* **** as21 Валидация/фильтр url **** */ | |
// $url = "https://www.youtube.com/"; | |
// $url = "https://youtube.com/"; | |
// $url = "http://youtube.com"; | |
// $url = "http://you-tube.com"; | |
// $url = "http://you-tu-be.com"; | |
// $url = "https://www.you-tu-be.com"; | |
// $url = "https://www.facebook.com/RGComposite/"; | |
// $url ="https://www.instagram.com/rg_faserverbund/?ref=badge"; | |
// $url = "https://www.youtube.com/user/RuGComposites"; | |
$url = "https://www.you-tu-be.com/<script>alert('1');</script>"; // true и alert срабатывает | |
echo $url; echo "<hr>"; | |
$url = strip_tags($url); | |
// $url = htmlspecialchars ($url); | |
echo "str after filter=".$url; echo "<hr>"; | |
// from network | |
var_dump( filter_var($url, FILTER_VALIDATE_URL) ); echo "<br>"; | |
var_dump( preg_match('#^(http|https):\/\/([A-Z0-9][A-Z0-9_-]*(?:.[A-Z0-9][A-Z0-9_-]*)+):?(d+)?\/?#i', $url) ); echo "<br>"; | |
// my own regexp | |
// var_dump( preg_match('#^(http|https):\/\/(www\.)??[a-z0-9-\.]+(\.){1}(com|ru|net)\/??([a-z0-9-=\?])??#i', $url) ); | |
var_dump( preg_match('#^(http|https):\/\/(www\.)??[a-z0-9-\.]+(\.){1}(com|ru|net)\/??#i', $url) ); | |
/* **** as21 Валидация/фильтр url **** */ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment