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PHP日期与时间,PHP日期时间

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Release: 2016-06-13 08:43:44
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PHP日期与时间,PHP日期时间

1、date

<span>string</span> <span>date</span> ( <span>string</span> <span>$format</span> [, int <span>$timestamp</span> ] )
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                echo date('Y') . '<br/>';// 2016<br />		echo date('y') . '<br/>';// 16<br /><br />		echo '------<br/>';<br /><br />		echo date('m') . '<br/>';// 03<br />		echo date('M') . '<br/>';// Mar, 大写M表示月份的3个缩写字符<br />		echo date('n') . '<br/>';// 3, <br />		echo date('F') . '<br/>';// March, 月份的英文全写<br /><br />		echo '------<br/>';<br /><br />		echo date('d') . '<br/>';// 09<br />		echo date('j') . '<br/>';// 9<br />		echo date('S') . '<br/>';// th,表示日期的后缀。<br /><br />		echo '------<br/>';<br /><br />		echo date('g') . '<br/>';// 4, 12小时制,前不带0<br />		echo date('G') . '<br/>';// 16, 24小时制,带前导0<br />		echo date('H') . '<br/>';// 16,24小时制,前不带0<br />		echo date('h') . '<br/>';// 01, 12小时制,带前导0<br /><br />		echo '------<br/>';<br /><br />		echo date('i') . '<br/>';// 42,分钟<br /><br />		echo '------<br/>';<br /><br />		echo date('s') . '<br/>';// 26,秒<br />		echo date('S') . '<br/>';// th,表示日期的后缀。<br /><br />		echo '------<br/>';<br /><br />		echo date('a') . '<br/>';// pm,小写的am(上午)pm(下午)<br />		echo date('A') . '<br/>';// PM,大写<br /><br />		echo '------<br/>';<br /><br />		echo date('l') . '<br/>';// Thursday,当天是星期几的英文全写(Tuesday)<br />		echo date('L') . '<br/>';// 1,闰年则返回1否则0<br />		echo date('D') . '<br/>';// Thu,表示星期几的3个字符缩写(Tue)<br />	<br /><br />
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2、mktime()

​​mktime为指定时间生成时间戳,原型:

int mktime ([ int $hour = date("H") [, int $minute = date("i") [, int $second = date("s") [,int $month = date("n") [, int $day = date("j") [, int $year = date("Y") [, int $is_dst = -1]]]]]]] )
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$tomorrow = mktime(0,0,0,date("m"),date("d")+1,date("Y"));<br />echo "明天是 ".date("Y/m/d", $tomorrow);
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3、strtotime()

$d=strtotime("10:38pm April 15 2015");<br />echo "创建日期是 " . date("Y-m-d h:i:sa", $d);<br /><br />$d=strtotime("tomorrow");<br />echo date("Y-m-d h:i:sa", $d) . "<br>";<br /><br />$d=strtotime("next Saturday");<br />echo date("Y-m-d h:i:sa", $d) . "<br>";<br /><br />$d=strtotime("+3 Months");<br />echo date("Y-m-d h:i:sa", $d) . "<br>";<br /><br />​
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