printf

printf FORMATSTRING [ARGUMENT]...

Print output based off of the format string and proceeding arguments.

Options

--help

Print help information

--version

Print version information

Examples

Print a text message:

printf "{{%s\n}}" "{{Hello world}}"

Print an integer in bold blue:

printf "{{\e[1;34m%.3d\e[0m\n}}" {{42}}

Print a float number with the Unicode Euro sign:

printf "{{\u20AC %.2f\n}}" {{123.4}}

Print a text message composed with environment variables:

printf "{{var1: %s\tvar2: %s\n}}" "{{$VAR1}}" "{{$VAR2}}"

Store a formatted message in a variable (does not work on zsh):

printf -v {{myvar}} {{"This is %s = %d\n" "a year" 2016}}

The examples are provided by the tldr-pages project under the CC BY 4.0 License.

Please note that, as uutils is a work in progress, some examples might fail.