View file commands in Linux

Source: Internet
Author: User

Cat command: View file contents

Example: cat-n/etc/passwd view passwd file and add line number

Cat-b/etc/passwd view passwd file blank Line No line number

CAT-NS/ETC/PASSWD view passwd file plus line number and multiple consecutive blank lines Yasuo to one line

More command: View file contents

For example: MORE/ETC/PASSWD view passwd file Press Enter down a line, press the space down one screen. (but not upside down)

Less command: View file contents

Use the up and down keys to flip.

Head command: View the contents of the file (typically used for directional lookups) (the first 10 lines are displayed by default)

For example: Head-n 5/etc/passwd View the first 5 lines of the passwd file.

Tail Command: View the contents of the file (10 rows by default) (Count backwards)

For example: Tail-n 3/etc/passwd View the passwd file after 3 lines.

Example: Head-n 5/etc/passwd | Tail-n 3 View the last 3 lines of the first 5 rows in the passwd file.

View file commands in Linux

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