Function Reference
— Built-in Function: val = echo_executing_commands ()
— Built-in Function: old_val = echo_executing_commands (new_val)

Query or set the internal variable that controls the echo state. It may be the sum of the following values:

1
Echo commands read from script files.
2
Echo commands from functions.
4
Echo commands read from command line.

More than one state can be active at once. For example, a value of 3 is equivalent to the command echo on all.

The value of echo_executing_commands is set by the echo command and the command line option --echo-input.