fix: 可选链赋值语法兼容性修复
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@@ -342,7 +342,8 @@
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ws.onopen = () => {
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ws.onopen = () => {
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console.log('WebSocket已连接');
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console.log('WebSocket已连接');
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document.getElementById('wsStatus')?.textContent = '已连接';
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const wsStatus = document.getElementById('wsStatus');
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if (wsStatus) wsStatus.textContent = '已连接';
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};
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};
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ws.onmessage = (event) => {
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ws.onmessage = (event) => {
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console.log('WebSocket收到消息:', event.data);
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console.log('WebSocket收到消息:', event.data);
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@@ -350,12 +351,14 @@
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};
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};
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ws.onclose = (e) => {
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ws.onclose = (e) => {
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console.log('WebSocket断开:', e.code, e.reason);
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console.log('WebSocket断开:', e.code, e.reason);
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document.getElementById('wsStatus')?.textContent = '断开';
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const wsStatus = document.getElementById('wsStatus');
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if (wsStatus) wsStatus.textContent = '断开';
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setTimeout(connectWebSocket, 3000);
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setTimeout(connectWebSocket, 3000);
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};
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};
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ws.onerror = (e) => {
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ws.onerror = (e) => {
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console.error('WebSocket错误:', e);
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console.error('WebSocket错误:', e);
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document.getElementById('wsStatus')?.textContent = '错误';
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const wsStatus = document.getElementById('wsStatus');
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if (wsStatus) wsStatus.textContent = '错误';
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};
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};
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}
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}
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