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

0 vote181 views1 answer
Full installation of clang in ubuntu
C
-1 vote277 views2 answers
Open url from dev cpp
C
0 vote189 views1 answer
Bootsrap textbox
C
1 vote198 views1 answer
C bit access union
C
1 vote208 views1 answer
Variably modified ‘_memory’ at file scope
C
0 vote189 views1 answer
C to llvm
C
0 vote194 views2 answers
Vowel or consonant in c
C
3 votes195 views1 answer
How to compareTo in java
C
0 vote198 views2 answers
Sort linked list C
C
0 vote193 views1 answer
Cant update windows
C