XLISP

XLISP, created by David Betz and first released in 1984, is a Lisp dialect with support for simple object-oriented programming using classes. Since 1997 it has been based on Scheme, with some extensions resembling Common Lisp.

Tasks

• A+B
• Accumulator factory
• Ackermann function
• Address of a variable
• Arithmetic/Integer
• Array length
• Arrays
• Associative array/Creation
• Averages/Arithmetic mean
• Averages/Root mean square
• Babbage problem
• Boolean values
• Caesar cipher
• Calendar
• Call a function
• Call an object method
• Case-sensitivity of identifiers
• Catalan numbers
• Character codes
• Classes
• Comma quibbling
• Comments
• Compile-time calculation
• Conditional structures
• Determine if a string is numeric
• Empty string
• Even or odd
• Factorial
• Fibonacci sequence
• FizzBuzz
• Function definition
• Generate lower case ASCII alphabet
• Guess the number
• Guess the number/With feedback
• Hello world!
• Hello world/Newline omission
• Hello world/Standard error
• Hello world/Text
• Increment a numerical string
• Inheritance/Single
• Integer comparison
• Integer sequence
• Interactive programming
• Leap year
• Logical operations
• Loops/For
• Loops/Foreach
• Loops/Infinite
• Loops/While
• N'th
• Perceptron
• Priority queue
• Queue/Definition
• Repeat
• Roman numerals/Decode
• Roman numerals/Encode
• Special variables
• Split a character string based on change of character
• Stack
• Sum of squares
• Temperature conversion
• Thue-Morse
• Variadic function
• Write entire file
• Zero to the zero power