Update 12.5.md (#777) · f8479c8188 - HuazaisGitRepo

Update 12.5.md (#777)

修复示例打开文件未关闭错误

sbkebcmj 5 years ago

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b4dbc14dd5

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f8479c8188

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				@@ -40,6 +40,7 @@ func main() {
			
				 			continue
			
				 		}
			
				 		cat(bufio.NewReader(f))
			
				+		f.Close()
			
				 	}
			
				 }
			
				 ```