ref: a57422079c30773c0a631d398564e82137b2ac1a
dir: /sys/man/1/echo/
.TH ECHO 1 .SH NAME echo \- print arguments .SH SYNOPSIS .B echo [ .B -n ] [ .I arg ... ] .SH DESCRIPTION .I Echo writes its arguments separated by blanks and terminated by a newline on the standard output. Option .B -n suppresses the newline. .SH SOURCE .B /sys/src/cmd/echo.c .SH DIAGNOSTICS If .I echo draws an error while writing to standard output, the exit status is .LR "write error" . Otherwise the exit status is empty.