Preg_match_all显示本地服务器的差异

Question

/(W|^)some(W|$)/ui -在线编辑器查找字符串中的2个单词

当我尝试在本地找到3字

string: "some text for some word in somes"

我的本地服务器有什么问题?

Answer 1

试试这样:

$subject ='some text for some word in somes';
echo (preg_match_all('~bsomeb~', $subject));

现场演示