See the file man.macros.

NAME

tixGetBoolean - Get the boolean value of a string.

SYNOPSIS

tixGetBoolean ?-nocomplain? string

DESCRIPTION

The command tixGetBoolean returns "0" if the string is a valid TCL string for the boolean value FALSE. It returns "1" if the string is a valid TCL string for the boolean value TRUE.

When the string is not a valid TCL boolean value and the -nocomplain option is specified, tixGetBoolean will return "0". Otherwise it will generate an error.

KEYWORDS

Tix(n)