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Top Forums Shell Programming and Scripting Print loop output on same line dynamically Post 303017252 by MadeInGermany on Friday 11th of May 2018 01:36:20 PM
Old 05-11-2018
A demonstration how bash's builtin echo works in reality
Code:
bash -c 'echo -n hello; uname -sr'
helloSunOS 5.11
bash --posix -c 'echo -n hello; uname -sr'
-n hello
SunOS 5.11
bash -c 'echo -n hello; uname -sr'
helloLinux 4.4.0-122-generic
bash --posix -c 'echo -n hello; uname -sr'
helloLinux 4.4.0-122-generic

This User Gave Thanks to MadeInGermany For This Post:
 

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UNAME(1)						    BSD General Commands Manual 						  UNAME(1)

NAME
uname -- Print operating system name SYNOPSIS
uname [-amnprsv] DESCRIPTION
The uname utility writes symbols representing one or more system characteristics to the standard output. The following options are available: -a Behave as though all of the options -mnrsv were specified. -m print the machine hardware name. -n print the nodename (the nodename may be a name that the system is known by to a communications network). -p print the machine processor architecture name. -r print the operating system release. -s print the operating system name. -v print the operating system version. If no options are specified, uname prints the operating system name as if the -s option had been specified. SEE ALSO
hostname(1), machine(1), sw_vers(1), uname(3) STANDARDS
The uname utility conforms to IEEE Std 1003.2-1992 (``POSIX.2''). The -p option is an extension to the standard. BSD
November 9, 1998 BSD
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