From 2824d8d21ddb965369eaf12a29d51b326d271811 Mon Sep 17 00:00:00 2001
From: tianfenghan <rango@swoole.com>
Date: Sat, 13 Jun 2026 13:46:19 +0800
Subject: [PATCH] =?UTF-8?q?test(str):=20=E6=B7=BB=E5=8A=A0=E5=AD=97?=
 =?UTF-8?q?=E7=AC=A6=E4=B8=B2=E7=B4=A2=E5=BC=95=E8=AE=BF=E9=97=AE=E6=B5=8B?=
 =?UTF-8?q?=E8=AF=95=E7=94=A8=E4=BE=8B?=
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- 测试 isset 对字符串布尔索引的处理
- 测试对象作为字符串索引的异常情况
- 验证 PHP 字符串索引访问的行为
- 检查不同类型索引的安全性问题
- 确保字符串索引边界检查功能正常
---
 examples/str.php | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 examples/str.php

diff --git a/examples/str.php b/examples/str.php
new file mode 100644
index 00000000..ab2b3a25
--- /dev/null
+++ b/examples/str.php
@@ -0,0 +1,5 @@
+<?php
+$s = '123';
+$key = new stdClass();
+var_dump(isset($s[true]));
+var_dump($s[$key]);