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Home > Backend Development > PHP Tutorial > 圆括号外面的两个点是干什么的？

圆括号外面的两个点是干什么的？

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Release： 2016-06-20 12:39:42
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不是字符串连接吧
'.($i+1).'


回复讨论(解决方案)

对 就是 

点 是字符串连接符 

你的原句应该是'<a href="blog.php?page='.($i+1).'">'.($i+1).'</a>';.用于拼接字符串
Copy after login

是用来拼接字符串的。

点 是字符串连接符，如果你学过java的话，这个点就相当于java里的+

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圆括号外面的两个点是干什么的？
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