How to convert date to timestamp in php

How to convert date into timestamp in php: You can use strtotime() function to achieve this. The strtotime() function can parse the date and time description of any string into a Unix timestamp, returning the timestamp if successful, and false on failure.

The strtotime() function parses any string datetime description into a Unix timestamp, returning a timestamp on success or FALSE on failure.

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Syntax:

int strtotime ( string $time [, int $now = time() ] )

Parameters:

• time Required. Specifies a date/time string.

• now Optional. Specifies the timestamp used to calculate the return value. If this parameter is omitted, the current time is used.

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Example:

<?php
// 设置时区
date_default_timezone_set("PRC");
$time = strtotime("2018-01-18 08:08:08");
// 将指定日期转成时间戳 
// 打印当前时间  PHP_EOL 换行符，兼容不同系统
echo  $time, PHP_EOL;
// 更多实例
echo strtotime("now"), PHP_EOL;
echo strtotime("now"), PHP_EOL;
echo strtotime("10 September 2000"), PHP_EOL;
echo strtotime("+1 day"), PHP_EOL;
echo strtotime("+1 week"), PHP_EOL;
echo strtotime("+1 week 2 days 4 hours 2 seconds"), PHP_EOL;
echo strtotime("next Thursday"), PHP_EOL;
echo strtotime("last Monday"), PHP_EOL;
?>

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