date_add

DateTime::add的别名 : 给一个 DateTime 对象增加一定量的天，月，年，小时，分钟以及秒。

名称:date_add

分类:日期和时间

所属语言:php

一句话介绍:添加日、月、年、时、分和秒到日期。

实例

添加 100 天到 1980 年 10 月 15 日：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$date</span><span class="token operator">=</span><span class="token function">date_create</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"1980-10-15"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function"></span><mark><span class="token function">date_add</span><span class="token punctuation">(</span><span class="token variable">$date</span><span class="token punctuation">,</span><span class="token function">date_interval_create_from_date_string</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"100 days"</span><span class="token punctuation">)</span><span class="token punctuation">)</span></mark><span class="token punctuation"></span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">date_format</span><span class="token punctuation">(</span><span class="token variable">$date</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"Y-m-d"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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