PHP初记｜strip_tags()函数
PHP小记｜strip_tags()函数
定义和用法
strip_tags() 函数剥去 HTML、XML 以及 PHP 的标签。
语法
strip_tags(string,allow)
| string | 必需。规定要检查的字符串。 |
| allow | 可选。规定允许的标签。这些标签不会被删除。 |
提示和注释
注释：该函数始终会剥离 HTML 注释。这点无法通过 allow 参数改变。
例子
例子 1
<?phpecho <code>strip_tags("Hello <b>world!</b>");?>输出：
Hello world!
例子 2
<?phpecho strip_tags("Hello <b><i>world!</i>",<code>"<b>"</b></code>);?>输出：
Hello <strong>world!</strong>
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