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(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
mb_ereg_replace — Replace regular expression with multibyte support
$pattern,$replacement,$string,$options = null
Scans string for matches to
pattern, then replaces the matched text
with replacement
pattern
The regular expression pattern.
Multibyte characters may be used in pattern.
replacement
The replacement text.
string
The string being checked.
options
The resultant string on success, or false on error.
If string is not valid for the current encoding, null
is returned.
| 版本 | 说明 |
|---|---|
| 8.0.0 |
options is nullable now.
|
| 7.1.0 |
The function checks whether string is valid for the
current encoding.
|
| 7.1.0 |
The e modifier has been deprecated.
|
注意:
mb_regex_encoding() 指定的内部编码或字符编码将会当作此函数用的字符编码。
处理非信任的输入时从不使用
e 修饰符，就不会转码（即调用 preg_replace()）。不注意这些会很可能会导致应用程序引发远程代码执行的漏洞。
