Ruby inject

[1, 2, 3].inject { |sum, number| sum + number} # 6
# 1 + 2 = 3
# 3 + 3 = 6 

[1, 2, 3].inject(2) { |sum, number| sum + number} # 8
# 2 + 1 = 3
# 3 + 2 = 5
# 5 + 3 = 8

What does inject in ruby do

[3, 6, 10, 13].inject(:+) => (((3 + 6) + 10) + 13) => 32

Source: medium.com

What does inject in ruby do

[3, 6, 10].inject {|sum, number| sum + number} =>|3, 6| 3 + 6 => 9                                               =>|9, 10| 9 + 10 =>19

Source: medium.com

Similar codes

1 vote155 views1 answer
Keyboard shortcut for opening a file in mac
C
1 vote156 views1 answer
C fork wait for child
C
-1 vote146 views4 answers
Convert c++ to c online
C
1 vote138 views1 answer
C code template
C
0 vote147 views1 answer
Google sheets transpose new line to table
C
0 vote173 views1 answer
Setw in c
C
4 votes174 views3 answers
Multiplication table in c using array
C
1 vote148 views2 answers
Memcpy
C
4 votes143 views2 answers
Maximo comun divisor
C
0 vote175 views1 answer
Ouverture du fichier c
C