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# PHP date() 函数 ## 定义和用法 date() 函数格式化一个本地时间/日期。 ### 语法 ``` date(format,timestamp) ``` | 参数 | 描述 | | --- | --- | | format | 必需。规定如何返回结果。 | | timestamp | 可选。 | ## 例子 ``` <?php echo("Result with date():<br />"); echo(date("l") . "<br />"); echo(date("l dS \of F Y h:i:s A") . "<br />"); echo("Oct 3,1975 was on a ".date("l", mktime(0,0,0,10,3,1975))."<br />"); echo(date(DATE_RFC822) . "<br />"); echo(date(DATE_ATOM,mktime(0,0,0,10,3,1975)) . "<br /><br />"); echo("Result with gmdate():<br />"); echo(gmdate("l") . "<br />"); echo(gmdate("l dS \of F Y h:i:s A") . "<br />"); echo("Oct 3,1975 was on a ".gmdate("l", mktime(0,0,0,10,3,1975))."<br />"); echo(gmdate(DATE_RFC822) . "<br />"); echo(gmdate(DATE_ATOM,mktime(0,0,0,10,3,1975)) . "<br />"); ?> ``` 输出: ``` Result with date(): Tuesday Tuesday 24th of January 2006 02:41:22 PM Oct 3,1975 was on a Friday Tue, 24 Jan 2006 14:41:22 CET 1975-10-03T00:00:00+0100 Result with gmdate(): Tuesday Tuesday 24th of January 2006 01:41:22 PM Oct 3,1975 was on a Thursday Tue, 24 Jan 2006 13:41:22 GMT 1975-10-02T23:00:00+0000 ```