PHP value assignment and address assignment usage example analysis, assignment example analysis_PHP tutorial

PHP value assignment and address assignment usage example analysis, assignment example analysis

This article describes the use of PHP value assignment and address assignment. Share it with everyone for your reference. The details are as follows:

<&#63;php
$name = 'Simon'; //对变量$name进行赋值（传值赋值）
$name_b = $name; //对变量$name_b进行赋值（传值赋值）
$addr = &$name; //对变量$addr进行赋值（传地址赋值）
$name = "Elaine"; //改变$name的值
echo $name; //输出$name，会发现$name的值发生了变化
echo $name_b; //输出$name_b，会发现$name_b的值没有发生变化
echo $addr; //输出$addr，会发现$addr的值发生了变化
$addr = "Helen"; //改变$addr的值
echo $name; //输出$name，会发现$name的值发生了变化
echo $addr; //输出$addr，会发现$addr的值发生了变化
&#63;>

I hope this article will be helpful to everyone’s PHP programming design.

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