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				@@ -125,6 +125,56 @@ export default defineComponent({ 
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				       //     event.preventDefault(); 
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				       //   } 
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				       // }); 
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				+ 
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				+      /** 
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				+       * DNS 解析耗时: domainLookupEnd - domainLookupStart 
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				+       * TCP 连接耗时: connectEnd - connectStart 
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				+       * SSL 安全连接耗时: connectEnd - secureConnectionStart 
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				+       * 网络请求耗时 (TTFB): responseStart - requestStart 
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				+       *数据传输耗时: responseEnd - responseStart 
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				+        *DOM 解析耗时: domInteractive - responseEnd 
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				+        *资源加载耗时: loadEventStart - domContentLoadedEventEnd 
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				+        *First Byte时间: responseStart - domainLookupStart 
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				+        *白屏时间: responseEnd - fetchStart 
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				+        *首次可交互时间: domInteractive - fetchStart 
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				+        *DOM Ready 时间: domContentLoadEventEnd - fetchStart 
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				+        *页面完全加载时间: loadEventStart - fetchStart 
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				+        *http 头部大小: transferSize - encodedBodySize 
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				+        *重定向次数:performance.navigation.redirectCount 
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				+        *重定向耗时: redirectEnd - redirectStart 
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				+       */ 
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				+        window.onload = function() { 
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				+          console.log('加载完成') 
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				+          let timing: any = performance.getEntriesByType('navigation')[0]; 
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				+          const { domainLookupEnd, domainLookupStart, connectEnd, connectStart, responseStart, 
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				+            requestStart, responseEnd, domInteractive, loadEventStart, domContentLoadedEventEnd, 
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				+            fetchStart, secureConnectionStart, transferSize, encodedBodySize, 
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				+            redirectEnd, redirectStart 
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				+          } = timing 
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				+          //console.log(timing.domInteractive); 
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				+          //console.log(timing.fetchStart); 
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				+          let diff = timing.domInteractive - timing.fetchStart; 
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				+          //console.log("TTI: " + diff); 
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				+          const timeInfo = [ 
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				+            { '类型': 'DNS 解析耗时', '耗时': domainLookupEnd - domainLookupStart}, 
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				+            { '类型': 'TCP 连接耗时', '耗时': connectEnd - connectStart}, 
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				+            { '类型': 'SSL 安全连接耗时', '耗时': connectEnd - secureConnectionStart}, 
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				+            { '类型': '网络请求耗时', '耗时': responseStart - requestStart}, 
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				+            { '类型': '数据传输耗时', '耗时': responseEnd - responseStart}, 
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				+            { '类型': 'DOM 解析耗时', '耗时': domInteractive - responseEnd}, 
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				+            { '类型': '资源加载耗时', '耗时': loadEventStart - domContentLoadedEventEnd}, 
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				+            { '类型': 'First Byte时间', '耗时': responseStart - domainLookupStart}, 
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				+            { '类型': '白屏时间', '耗时': responseEnd - fetchStart}, 
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				+            { '类型': '首次可交互时间', '耗时': domInteractive - fetchStart}, 
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				+            { '类型': 'DOM Ready 时间', '耗时': domContentLoadedEventEnd - fetchStart}, 
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				+            { '类型': '页面完全加载时间', '耗时': loadEventStart - fetchStart}, 
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				+            { '类型': 'http 头部大小', '耗时': transferSize - encodedBodySize}, 
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				+            { '类型': '重定向次数', '耗时': performance.navigation.redirectCount}, 
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				+            { '类型': '重定向耗时', '耗时': redirectEnd - redirectStart}, 
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				+          ]; 
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				+          console.table(timeInfo); 
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				+           
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				+        }; 
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				     }); 
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				     onUnmounted(() => { 
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