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<?php
$x=5; // 全局作用域
 
function myTest() {
  $y=10; // 局部作用域
  echo "<p>测试函数内部的变量：</p>";
  echo "变量 x 是：$x";
  echo "<br>";
  echo "变量 y 是：$x";
} 
 
 
 
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Snippet Metadata
Owner	w3xue
Created	3 years ago
Modified	3 years ago
Visibility	Public