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				@@ -82,9 +82,17 @@ 
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				     methods: { 
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				       // 上传 
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				       submitUpload () { 
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				+        // 判断是否有文件 
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				         if (this.fileList.length === 0) { 
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				           return this.$message.warning('请选取文件后再上传') 
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				         } 
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				+        // 判断是否有重复文件 
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				+        let arr1 = this.fileList.map(i => i.name) 
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				+        let arr2 = [...new Set(arr1)] 
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				+        if (arr1.length !== arr2.length) { 
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				+          return this.$message.warning('请去掉重复文件后再上传') 
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				+        } 
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				+        // 开始上传 
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				         const formData = new FormData() 
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				         this.fileList.forEach((file) => { 
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				           formData.append('file', file.raw) 
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