Conversion Functions

The expression evaluator supports the following conversion functions. The words in italics can be replaced by an actual value or a variable.

Expression Description
(angtos angle [mode [precision] ] ) Converts an angular value in radians into a string.
(ascii string) Returns the conversion of the first character of a string into its ASCII character code (an integer).
(lwtof lineweight [metric] ) Converts the lineweight (first argument) to a real. If the optional second argument is non-nil, returns the lineweight as millimeters, otherwise returns it as inches.
(rtos number [mode [precision] ] ) Converts a number into a string.