Home Backend Development PHP Tutorial 关于"引用&"的用法.究竟什么时候用,什么时候不该解决思路

关于"引用&"的用法.究竟什么时候用,什么时候不该解决思路

Jun 13, 2016 am 10:00 AM
AAA amp open quot zend

关于"引用&"的用法.究竟什么时候用,什么时候不该
关于 "引用& "的用法.究竟什么时候用,什么时候不该

------解决方案--------------------
弄不清楚就不要用,Zend会优化的
------解决方案--------------------
一般在引用变量的时候,字符与(字符)变量相联接的时候用.
------解决方案--------------------
传过来的变量在你使用的过程中如果那值是需要改变的.这时候你就可以这样写!
$aaa=0
open(&$aaa)
{
$aaa=1;
}
大概就是这样!
------解决方案--------------------
很麻烦,学习中
------解决方案--------------------
看手册把,这个要求不高,php的zend引擎会优化的
------解决方案--------------------
看c语言。
------解决方案--------------------
看C中的变量替换。

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