include "test.php";
if(FALSE) {
include 'test.php'; // test.php不会被引入
}
<?php
include 'test.php';// 现在的条件是test.php不存在
echo '标哥的技术博客'; // 仍然执行下面的代码
?>
$ret = include "QueryPhone.php";
if (!empty($ret)) {
echo "文件引入成功";
} else {
echo "文件引入失败";
}
include_once "test.php";
require "test.php";
// 文件是不存在的 require "QueryPhone.php"; echo "没有被打印";
require_once "test.php";
<?php include 'a.php'; require 'a.php'; include_once 'a.php'; require_once 'a.php';
file name is a file name is a
<?php include_once 'a.php'; require_once 'a.php'; include 'a.php'; require 'a.php';
file name is a file name is a file name is a file name is a
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