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Home > Backend Development > PHP Tutorial > PHP中有什么方法可以从HTML字串中抽取前N个文字？

PHP中有什么方法可以从HTML字串中抽取前N个文字？

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Release： 2016-06-06 20:51:58
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有些程序中经常会需要在列表中显示文章内容的前N个文字，就像这里一样，PHP中有什么方法吗？

我们封装了一个方法：http://www.ithr.org.cn/blogs/blog1.ph...

回复内容：

有些程序中经常会需要在列表中显示文章内容的前N个文字，就像这里一样，PHP中有什么方法吗？

我们封装了一个方法：http://www.ithr.org.cn/blogs/blog1.ph...

先用 strip_tags 函数滤一遍，然后 substr 函数就行。

如果涉及到中文或其他字符集，你可能会想用 mb_substr 或者 iconv_substr。

详见php.net的文档。

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