From 8d24cff11b964c86732bb77bd318b7841d011d98 Mon Sep 17 00:00:00 2001
From: Wiwi Kuan <wiwikuan@gmail.com>
Date: Wed, 17 Jul 2024 10:20:31 +0800
Subject: [PATCH] Add files via upload

---
 url-extract.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 url-extract.sh

diff --git a/url-extract.sh b/url-extract.sh
new file mode 100644
index 0000000..18b914d
--- /dev/null
+++ b/url-extract.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+
+echo "在下方貼上文字。按 Ctrl+D 結束輸入："
+
+# 讀取多行輸入
+input=$(cat)
+
+# 使用 sed 擷取 URL
+urls=$(echo "$input" | sed -En 's/.*((https?:\/\/)[^ )]*)[ )].*/\1/gp')
+
+# 檢查是否找到 URL
+if [ -n "$urls" ]; then
+    echo -e "\n擷取到的 URL："
+    echo "$urls"
+else
+    echo -e "\n在輸入的文字中沒有找到 URL。"
+fi