rot13

SUBMITTED BY: Guest

DATE: Dec. 16, 2013, 7:59 a.m.

FORMAT: Bash

SIZE: 162 Bytes

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function rot13 { if [ -r $1 ]; then cat $1 | tr '[N-ZA-Mn-za-m5-90-4]' '[A-Za-z0-9]'; else echo $* | tr '[N-ZA-Mn-za-m5-90-4]' '[A-Za-z0-9]'; fi }