PHP gets the timestamp function that starts on the first day and ends on the last day of a specified month, php last day_PHP tutorial

PHP function to get the timestamp of the first day of the specified month and the end of the last day, php last day

A php function to get the first and last day of the month, Functions collected online, but this function feels a bit cumbersome to implement. There is also a similar function in the recommended reading in this article, you can also take a look.

<span>/*</span><span>*
 * 获取指定月份的第一天开始和最后一天结束的时间戳
 *
 * @param int $y 年份 $m 月份
 * @return array(本月开始时间，本月结束时间)
 </span><span>*//*</span><span> 何问起 hovertree.com </span><span>*/</span>
<span>function</span> mFristAndLast(<span>$y</span>="",<span>$m</span>=""<span>){
 </span><span>if</span>(<span>$y</span>=="") <span>$y</span>=<span>date</span>("Y"<span>);
 </span><span>if</span>(<span>$m</span>=="") <span>$m</span>=<span>date</span>("m"<span>);
 </span><span>$m</span>=<span>sprintf</span>("%02d",<span>intval</span>(<span>$m</span><span>));
 </span><span>$y</span>=<span>str_pad</span>(<span>intval</span>(<span>$y</span>),4,"0",<span>STR_PAD_RIGHT);
 
 </span><span>$m</span>>12||<span>$m</span><1?<span>$m</span>=1:<span>$m</span>=<span>$m</span><span>;
 </span><span>$firstday</span>=<span>strtotime</span>(<span>$y</span>.<span>$m</span>."01000000"<span>);
 </span><span>$firstdaystr</span>=<span>date</span>("Y-m-01",<span>$firstday</span><span>);
 </span><span>$lastday</span> = <span>strtotime</span>(<span>date</span>('Y-m-d 23:59:59', <span>strtotime</span>("<span>$firstdaystr</span> +1 month -1 day"<span>)));
 </span><span>return</span> <span>array</span>("firstday"=><span>$firstday</span>,"lastday"=><span>$lastday</span><span>);
}</span>

Recommended: http://www.cnblogs.com/roucheng/p/phpexcel.html

http://www.bkjia.com/PHPjc/1130141.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1130141.htmlTechArticlePHP gets the timestamp function that starts on the first day of the specified month and ends on the last day. One php gets the last day of the month. The functions of the first and last day of the month are functions collected online, but this...