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 vote114 views2 answers
Print integer to stdout using write or putchar?
C
17 votes107 views3 answers
Edit PATH linux
C
1 vote122 views1 answer
How to print the address of a pointer in c
C
0 vote121 views2 answers
How to remove \n from a string c
C
0 vote115 views2 answers
Greatest common divisor iterative
C
0 vote100 views5 answers
Helloworld c
C
-1 vote62 views1 answer
Sadsa
C
11 votes122 views5 answers
Malloc
C
0 vote110 views1 answer
Tuples in C
C
-1 vote295 views2 answers
Size_t printf
C