Module basic::__Chapter_2::DEF

DEF FN<name>(<argument>[,<argument>...]) = <expression>

Purpose

Define a custom user function for use in other expressions.

Remarks

User functions may call other user functions but circular calls will result in a stack overflow.

Example

10 LET PI=3.14159
20 DEF FNDEG(RADIANS)=RADIANS*180/PI
30 PRINT FNDEG(COS(0.707))
RUN
 43.562813