Provided by:
clig_1.9.11.1-3_all 
NAME
::clig::Double - declare an option with parameters of type double
SYNOPSIS
package require clig
namespace import ::clig::*
setSpec db
Double -opt varname usage [-c min max] {[-d default ...] | [-m]} [-r
rmin rmax]
DESCRIPTION
The Double command works exactly as the Float command except that the
generated C parser works with values of type double instead of float.
For the Tcl parser it does not make a difference.
SEE ALSO
clig(1), clig_Commandline(7), clig_Description(7), clig_Flag(7),
clig_Float(7), clig_Int(7), clig_Long(7), clig_Name(7), clig_Rest(7),
clig_String(7), clig_Usage(7), clig_Version(7), clig_parseCmdline(7)