Rebol Programming/flag-face
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FLAG-FACE face 'flag
Sets a flag in a VID face.
FLAG-FACE is a function value.
flag-face: func [ "Sets a flag in a VID face." face [object!] 'flag][ if none? face/flags [face/flags: copy [flags]] if not find face/flags 'flags [face/flags: copy face/flags insert face/flags 'flags] append face/flags flag]