1. Groovy
   1. Hello World in Groovy
   2. Groovy: read from console (STDIN, keyboard)
   3. Groovy value types
   4. Groovy: Undeclared variable - runtime exception - groovy.lang.MissingPropertyException
   5. Groovy: Number guessing game
   6. Groovy: Determine type of an object
   7. Groovy: Lists
   8. Groovy: sum of numbers
   9. Groovy: color selector
   10. Groovy: read CSV file
   11. Count digits in Groovy
   12. Groovy: reading and writing files - appending content
   13. Groovy: listing the content of a directory, traversing a directory tree
   14. Groovy - Regular Expressions - regexes
   15. Groovy map (dictionary, hash, associative array)
   16. Groovy: JSON - reading and writing
   17. Groovy: Date, Time, Timezone
   18. Groovy: import and use functions from another file
   19. Groovy: Random numbers, random selection from list of values
   20. Groovy: Closures
   21. Groovy: remove spaces from a string
   22. Groovy: temporary file with autodelete
   23. Groovy: relative path
   24. Return multiple values from a function
   25. Groovy string length
   26. Groovy: substring
   27. Groovy: for loop - break - continue
   28. Groovy code reuse
   29. Groovy functions
   30. Groovy: evaluate code in another file
   31. Groovy classes
   32. Groovy function overloading
   33. Groovy variable scope
   34. Groovy recursive functions
   35. Groovy command line arguments (args)
   36. Groovy exit - System.exit - early exit from Groovy script
   37. Groovy file and directory attributes
   38. Groovy: join elements of an array
   39. Groovy pop push
   40. Groovy: Formatted printing with printf and sprintf
   41. Groovy System properties
   42. Groovy path to current executable script
   43. Groovy Exception handling (try, catch, Exception)
   44. Groovy throw (raise) exception
   45. Groovy casting
   46. Printing Unicode characters from Groovy
   47. Groovy: import standard libraries
   48. Groovy iterate over map keys
   49. Groovy get the list of keys of a map as an ArrayList

Return multiple values from a function

def f() {
   return [2, 3]
}

(a, b) = f()
println a
println b

Written by
Gabor Szabo

Published on 2018-10-30