Ruby | Array class insert() function Last Updated : 07 Jan, 2020 Comments Improve Suggest changes Like Article Like Report insert() is a Array class method which returns the array by inserting a given element at the specified index value. Syntax: Array.insert() Parameter: Array index element Return: insert elements the specific index value Example #1 : Ruby # Ruby code for insert() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b = [1, 4, 1, 1, 88, 9] # declaring array c = [18, 22, nil, nil, 50, 6] # insert puts "insert : #{a.insert(2, 5)}\n\n" # insert puts "insert : #{b.insert(2, 4, 1, 1)}\n\n" # insert puts "insert : #{c.insert(4, 4)}\n\n" Output : insert : [18, 22, 5, 33, nil, 5, 6] insert : [1, 4, 4, 1, 1, 1, 1, 88, 9] insert : [18, 22, nil, nil, 4, 50, 6] Example #2 : Ruby # Ruby code for insert() method # declaring array a = ["abc", "nil", "dog"] # declaring array b = ["cow", nil, "dog"] # declaring array c = ["cat", nil, nil] # insert puts "insert : #{a.insert(2, 5)}\n\n" # insert puts "insert : #{b.insert(2, 4, 1, 1)}\n\n" # insert puts "insert : #{c.insert(4, 4)}\n\n" Output : insert : ["abc", "nil", 5, "dog"] insert : ["cow", nil, 4, 1, 1, "dog"] insert : ["cat", nil, nil, nil, 4] Comment More infoAdvertise with us Next Article Ruby | Array class insert() function M mayank5326 Follow Improve Article Tags : Ruby Ruby-Methods Ruby Array-class Similar Reads Ruby | Array class inspect() function Inspect() is an Array class method which returns the all array elements. Syntax: Array.inspect() Parameter: Array Return: all array elements Example #1 : Ruby # Ruby code for inspect() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b = [1, 4, 1, 1, 88, 9] # declaring array c 1 min read Ruby | Array class index() function index() is an Array class method which returns the index of the first object in the array. Syntax: Array.index() Parameter: Array obj - object to search for Return: Index value of the first array Example #1 : Ruby # Ruby code for index() method # declaring array a = [18, 22, 33, nil, 5, 6] # declari 1 min read Ruby | Array class join() function join() is an Array class method which returns the string which is created by converting each element of the array to a string, separated by the given separator. Syntax: Array.join()Parameter: Array separatorReturn: join value of the array elements Example #1: Ruby # Ruby code for join() method # d 1 min read Ruby | Array class last() function last() is a Array class method which returns the last element of the array or the last 'n' elements from the array. The first form returns nil, If the array is empty . Syntax: Array.last() Parameter: Array n - no. of elements Return: last element of the array or the last 'n' elements from the array 1 min read Ruby | Array class hash() function hash() is an Array class method which returns the hash code of the array elements Syntax: Array.hash() Parameter: Array Return: hash code of the array elements Example #1 : Ruby # Ruby code for hash() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b = [1, 4, 1, 1, 88, 9] # de 1 min read Like