echo - write arguments to the standard output
echo [-n] [string ...]
The echo utility writes any specified operands, separated by
(` ') characters and followed by a newline (`0) character,
to the standard
output. When no operands are given, only the newline
The options are as follows:
-n Do not print the trailing newline character.
The echo utility exits 0 on success or >0 if an error occurred.
The echo utility is expected to be IEEE Std 1003.2
OpenBSD 3.6 July 22, 1993
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