Name
debug —
A command to print strings, arrays
and the values of variables as specified by the arguments.
Synopsis
debug -subst ?<on|off>? -separator ?<string>? -option ?<value>
? -option ?<value>
? ...
Description
A command to make debugging more convenient print strings, arrays
and the values of variables as specified by the arguments.
Also allows the setting of an array called debug which will pick up
options for all debug commands.