kindly help in grep command

Question

"a".upto ("z") {|i| print i}
puts

for i in 'a'..'z'
print i
end
a="Hello Anand, how are yopu?\nare you ready? anand did that right?\tok we can meet again"
a.grep(/are/)

please help me...

https://code.sololearn.com/cDEmO4wgzw8U/#rb

Answer 1

grep takes an array as input
You should use scan if you have a string

a="Hello Anand, how are yopu?\nare you ready? anand did that right?\tok we can meet again"
print a.scan(/are/)

http://iacutone.github.io/blog/2013/08/22/grep-and-scan-regular-expressions-in-ruby/