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26 lines
649 B
26 lines
649 B
<?php
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namespace Project1;
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include "01.php";
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//两个文件使用同一个命名空间，变量/常量名会冲突吗？
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//const var1=2; //wrong；会与01.php中的var1冲突
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function fn2(){
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echo "hello";
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}
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class ClassB{
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public $var="world";
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}
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$obj=new ClassA;
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echo $obj->var.PHP_EOL;
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echo $var1;
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/**
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* 在02.php中使用01.php的命名空间，需要include"01.php"
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* 说明01.php中的namespace Project1的作用范围就是01.php内
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* 虽然02.php的命名空间也是Project1，但如果要使用其实文件中的命名空间，还是需要inlcude
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*/
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?>
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