Build-in variables
| - | - |
|---|---|
$0 |
Whole line |
$1, $2...$NF |
First, second⦠last field |
NR |
Number of Records |
NF |
Number of Fields |
OFS |
Output Field Separator (default " ") |
FS |
input Field Separator (default " ") |
ORS |
Output Record Separator (default "\n") |
RS |
input Record Separator (default "\n") |
FILENAME |
Name of the file |
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