Fetch first 5 elements from array

rubyonrails-talk
1

Hi, Is there any ruby function to fetch first five elements from array

for eg:a=[134,374,878,98,763,47,5669] i want to get only first five i.e 134,374,878,98,763

2

Greetings -- ~$ irb

a=(1 .. 10).to_a

=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

a[0 .. 4]

=> [1, 2, 3, 4, 5]

Hope that helps...

3

err, make that a[0 ... 4] or a[0 .. 3]

4

[134, 374, 878, 98, 763, 47, 5669].first(5) :slight_smile:

Needs a recent-ish Ruby to work.

Tor Erik

5

You can also do

a[0,5]

Anna Lissa