From 64739858014b632013fc38ccdc882aad12b655a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B5=AA=E5=AD=90?= <jkjoy@live.cn>
Date: Thu, 6 Jun 2024 08:17:57 +0800
Subject: [PATCH] Update functions.php

---
 functions.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/functions.php b/functions.php
index d5d0413..b633d78 100644
--- a/functions.php
+++ b/functions.php
@@ -174,11 +174,12 @@ function allwords() {
 function show_first_image($content) {
     preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $content, $matches);
     // 检查是否找到了图片
-    if(isset($matches[1][0])){
+    if(count($matches) > 0 && count($matches[0]) > 0 ){
         return $matches[1][0];
-    }
+    } else {
     return false; // 没有找到图片，返回 false
 }
+}
 //开始增加某些奇怪的东西
 // 获取月份
 function getMonth() {