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echo — Print given arguments. See also: `printf`. More information: <https://www.gnu.org/software/coreutils

Submitted by: @import:tldr-pages··
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Problem

How to use the echo command: Print given arguments. See also: printf. More information: <https://www.gnu.org/software/coreutils/manual/html_node/echo-invocation.html>.

Solution

echo — Print given arguments. See also: printf. More information: <https://www.gnu.org/software/coreutils/manual/html_node/echo-invocation.html>.

Print a text message. Note: Quotes are optional:
echo "{{Hello World}}"


Print a message with environment variables:
echo "{{My path is $PATH}}"


Print a message without the trailing newline:
echo -n "{{Hello World}}"


Append a message to the file:
echo "{{Hello World}}" >> {{file.txt}}


Enable interpretation of backslash escapes (special characters):
echo -e "{{Column 1\tColumn 2}}"


Print the exit status of the last executed command (Note: In Windows Command Prompt and PowerShell the equivalent commands are echo %errorlevel% and $lastexitcode respectively):
echo $?


Pass text to another program through stdin:
echo "{{Hello World}}" | {{program}}

Code Snippets

Print a text message. Note: Quotes are optional

echo "{{Hello World}}"

Print a message with environment variables

echo "{{My path is $PATH}}"

Print a message without the trailing newline

echo -n "{{Hello World}}"

Append a message to the file

echo "{{Hello World}}" >> {{file.txt}}

Enable interpretation of backslash escapes (special characters)

echo -e "{{Column 1\tColumn 2}}"

Context

tldr-pages: common/echo

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