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php将12小时制转换成24小时制的方法_php技巧

May 25, 2016 pm 05:09 PM
24 hour clockphpConvert

这篇文章主要介绍了php将12小时制转换成24小时制的方法,涉及php时间操作的相关技巧,非常具有实用价值,需要的朋友可以参考下

本文实例讲述了php将12小时制转换成24小时制的方法。分享给大家供大家参考。具体如下:

php将12小时制转换成24小时制,输入格式为:02:30:00 pm 转换成:14:30:00

<?php
function to_24_hour($hours,$minutes,$seconds,$meridiem){
 $hours = sprintf(&#39;%02d&#39;,(int) $hours);
 $minutes = sprintf(&#39;%02d&#39;,(int) $minutes);
 $seconds = sprintf(&#39;%02d&#39;,(int) $seconds);
 $meridiem = (strtolower($meridiem)==&#39;am&#39;) ? &#39;am&#39; : &#39;pm&#39;;
 return date(&#39;H:i:s&#39;, strtotime("{$hours}:{$minutes}:{$seconds}{$meridiem}"));
}
echo to_24_hour( 1, 2, 3, &#39;pm&#39; ); // Returns 13:02:03
echo to_24_hour( &#39;02&#39;, &#39;30&#39;, &#39;00&#39;, &#39;pm&#39; ); // Returns 14:30:00
?>

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