Printline

printline¶

Print a specific line number (or range) from a file or stdin. Requires sed. Accepts an optional second numeric argument for a line range.

Arguments¶

• $1 (int): Line number to print (required)
• $2 (string): Optional: file path (default: stdin)

Exit codes¶

• 0: Success
• 1: Missing sed, invalid line number, or unreadable file

Output on stdout¶

• The specified line or range of lines