The first() is an inbuilt method in Ruby returns an array of first X elements. If X is not mentioned, it returns the first element only.
Syntax: range1.first(X)
Parameters: The function accepts X which is the number of elements from the beginning.
Return Value: It returns an array of first X elements.
Example 1:
# Ruby program for first() # method in Range # Initialize range range1 = (0..10)
# Prints the first element puts range1.first() |
Output:
0
Example 2:
# Ruby program for first() # method in Range # Initialize range range1 = (0..10)
# Prints the first element puts range1.first(3)
|
Output:
0 1 2