splat_operator.rb

splat_operator.rb

# single splat operator converts all arguments into an array.
# double splat operator converts all arguments into a hash

# order of arguments:
  #// required -> optional -> variable -> keyword (use hash syntax)

def dubSplat (*c, **d)
  p c
  p d
end

dubSplat("ali", "mir" , bro1:["hashim"], bro2:["taimoor"], age: 23, school:"Purdue" )
#key difference
dubSplat("ali": "mir" , bro1:["hashim"], bro2:["taimoor"], age: 23, school:"Purdue" )


#! for Joining 2 hashes using double splat operator
keyword_options = {
  keywords: ['Single Splat operator in Ruby', 'How to gobble up values in Ruby']
}

site_options = {
  site_name: 'Ruby Splat Operator',
  site_url: 'https://rubyinrails.com'
}
all_options = { **keyword_options, **site_options }
p all_options