exec

Replace the shell with the given command.

Documentation

• exec [EN] @ GNU Bash Reference Manual

• bash -c 'help exec'
• man 1 'bash' [EN]

Syntax

exec [PARAMETER ...] [COMMAND [PARAMETER ...]] [REDIRECTION ...]

Examples

Redirect stderr to stdout in the current shell

NOTE:

This is very helpful when using online compilers like Ideone.com.

exec 2>&1

Redirect all output (stdout & stderr) to a file

exec >>"${logs}/my_app.log" 2>&1

date '+%n----- %F %T -----'