nl2br

實例

例子1

在字符串中的新行（\n）之前插入換行符：

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">nl2br</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"One line.\nAnother line."</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

以上代碼的瀏覽器輸出：

 One line.
Another line.

以上代碼的HTML 輸入（查看源代碼）：

 One line.<br />
Another line.

親自試一試

例子2

通過使用xhtml參數，在新行（\n）之前插入換行符：

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">nl2br</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"One line.\nAnother line."</span> <span class="token punctuation">,</span> <span class="token constant boolean">false</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

以上代碼的瀏覽器輸出：

 One line.
Another line.

以上代碼的HTML 輸入（查看源代碼）：

 One line.<br>
Another line.

親自試一試