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PHP时间日期比较

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Release: 2016-06-06 19:56:56
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PHP使用DateTime类做时间日期到字符串转换 javascript中Date和string的互转 若要使用php来比较日期,最好用DateTime::diff 但是这个是5.3才支持的,如果没有这样的环境,可以使用、来比较 如下例子,会输出right $date1=strtotime('2009-8-9 20:00'); $date2

PHP使用DateTime类做时间日期到字符串转换

javascript中Date和string的互转

 

若要使用php来比较日期,最好用DateTime::diff

但是这个是5.3才支持的,如果没有这样的环境,可以使用来比较

如下例子,会输出right

$date1=strtotime('2009-8-9 20:00');
$date2=strtotime('2009-9-9 1:00');
if($date1echo 'right';
else
echo 'wrong';

 

注:DateTime::diff

DateTime::diff

(PHP 5 >= 5.3.0)

DateTime::diff — Returns the difference between two DateTime objects

Description

public DateInterval DateTime::diff ( DateTime $datetime [, bool $absolute ] )

Returns the difference between two DateTime objects.

Parameters
datetime

The date to compare to.

 

absolute

Whether to return absolute difference. Defaults to FALSE.

Return Values

The difference between two dates.

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