Returns the height of a string drawn to a given port in pixels.
graphics-ports
port-string-height port string => height
| port⇩ | 
A graphics port. | 
| string⇩ | 
A string. | 
| height | 
An integer. | 
The function port-string-height returns the height in pixels of string when drawn to port. The font used is the font currently in the port's graphics-state.
CAPI User Guide and Reference Manual (Unix version) - 01 Dec 2021 19:33:02