不同版本PHP的PCRE在UTF8编码下的问题
平台:
系统版本: OS X Yosemite 10.10.1
内核版本: Darwin 14.0.0
PHP代码(文件的编码是UTF-8的)
1 2 3 4 |
|
PHP 5.5.14(MAC默认)
PCRE版本:PCRE Library Version 8.02 2010-03-19
输出:
1 2 3 4 5 6 |
|
PHP 5.4.36(brew安装)
PCRE版本:PCRE Library Version 8.32 2012-11-30
输出:
1 2 3 4 5 |
|
请问这2个版本的差异如何避免呢?
回复内容:
平台:
系统版本: OS X Yosemite 10.10.1
内核版本: Darwin 14.0.0
PHP代码(文件的编码是UTF-8的)
1 2 3 4 |
|
PHP 5.5.14(MAC默认)
PCRE版本:PCRE Library Version 8.02 2010-03-19
输出:
1 2 3 4 5 6 |
|
PHP 5.4.36(brew安装)
PCRE版本:PCRE Library Version 8.32 2012-11-30
输出:
1 2 3 4 5 |
|
请问这2个版本的差异如何避免呢?
去掉 u
修饰符就好了,DEMO: http://3v4l.org/c0469
u (PCRE_UTF8)
此修正符打开一个与 perl 不兼容的附加功能。 模式字符串被认为是utf-8的. 这个修饰符 从 unix 版php 4.1.0 或更高,win32版 php 4.2.3 开始可用。 php 4.3.5 开始检查模式的 utf-8 合法性。
- 模式修饰符

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