How to convert php timestamp to week

How to convert php timestamp to week: First create a PHP sample file; then use the "function weekday($time){...}" method to return the day of the week based on the timestamp.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php timestamp conversion week

/** * 根据时间戳返回周几 * @param string $time 时间戳 * @return 周几 */ function weekday($time) { if(is_numeric($time)) { $weekday = array("周日","周一","周二","周三","周四","周五","周六"); return $weekday[date("w", $time)]; } return false; } var_dump(weekday($_SERVER["REQUEST_TIME"])); ?>

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