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_posts/linux/2017-02-10-cat_and_tail_and_head.md
@@ -7,7 +7,7 @@ tags: [linux]
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# cat、tail、head命令
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-cat -n 文件路径||tail -n +5||head -n 6 // 显示 5 ~ 10 行的内容, 包括5 和10
+cat -n 文件路径/|tail -n +5\||head -n 6 // 显示 5 ~ 10 行的内容, 包括5 和10
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tail -n +iLinNum // 从ILinNum开始显示到结束的内容
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