diff --git a/pages/login/login.vue b/pages/login/login.vue
index 1efa9b2..c2fffce 100644
--- a/pages/login/login.vue
+++ b/pages/login/login.vue
@@ -186,6 +186,22 @@
 		doLogin();
 	};
 
+	const parseScanIdentifier = (resultStr) => {
+		const scanValue = (resultStr || '').trim();
+		if (!scanValue) return '';
+
+		const barcodeMatch = scanValue.match(/^[A-Z0-9_]+,(.+)$/);
+		if (barcodeMatch) return barcodeMatch[1].trim();
+
+		if (scanValue.includes('?')) {
+			const params = new URLSearchParams(scanValue.split('?')[1]);
+			return params.get('cardNum') || params.get('identifier') || '';
+		}
+
+		const match = scanValue.match(/=([^=]+)$/);
+		return match ? match[1].trim() : scanValue;
+	};
+
 	const handleScanLogin = async () => {
 		// #ifdef H5
 		try {
@@ -199,24 +215,13 @@
 			const resultStr = await wxScan();
 			console.log('扫码结果:', resultStr);
 
-			let value = '';
-
-			// 解析二维码内容
-			if (resultStr.includes('?')) {
-				const params = new URLSearchParams(resultStr.split('?')[1]);
-				value = params.get('cardNum') || '';
-			}
-
-			if (!value) {
-				const match = resultStr.match(/=([^=]+)$/);
-				value = match ? match[1] : '';
-			}
+			const value = parseScanIdentifier(resultStr);
 
 			if (value) {
 				identifier.value = value;
 				handleLogin();
 			} else {
-				uni.showToast({ title: '无效的二维码', icon: 'none' });
+				uni.showToast({ title: '无效的扫码内容', icon: 'none' });
 			}
 		} catch (err) {
 			console.error('扫码错误:', err);