# head

copy the first part of files

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## POSIX Compliance

### Synopsis

    head [-c number|-n number] [file...]

### Options

- [x]   `-c  number`
    The first number bytes of each input file shall be copied to standard output.
    The application shall ensure that the number option-argument is a positive decimal integer.
- [x]   `-n number`
    This option shall be equivalent to -c number, except that the ending location in the file shall be measured in lines instead of bytes.

    If no options are specified, head shall act as if -n 10 had been specified.

### Operands

-   `file`
    A pathname of an input file.
    If no file operands are specified, the standard input shall be used.


### Exit Status

-   `0`
        Successful completion.
-   `>0`
        An error occurred.