printf

> Format and print text.

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}

> This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).

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