Ruby | Regexp hash() function

Ruby | Regexp hash() function

Last Updated : 17 Dec, 2019

Regexp#force_encoding?() : force_encoding?() is a Regexp class method which returns the hash based on the text and options of this regular expression.

Syntax: Regexp.hash() Parameter: Regexp values Return: the hash based on the text and options of this regular expression.

Example #1 :

Ruby

# Ruby code for Regexp.hash() method

# declaring Regexp value
reg_a = /a/

# declaring Regexp value
reg_b = /geeks/

# declaring Regexp value
reg_c = /a/


#  hash method
puts "Regexp hash form : #{reg_a.hash}\n\n"

puts "Regexp hash form : #{reg_b.hash}\n\n"

puts "Regexp hash form : #{reg_c.hash}\n\n"

Output :

Regexp hash form : -1704400854280844509

Regexp hash form : -3140932202593119845

Regexp hash form : -1704400854280844509

Example #2 :

Ruby

# Ruby code for Regexp.hash() method

# declaring Regexp value
reg_a = /geeks/

# declaring Regexp value
reg_b = /problem/

# declaring Regexp value
reg_c = /code/


#  hash method
puts "Regexp hash form : #{reg_a.hash}\n\n"

puts "Regexp hash form : #{reg_b.hash}\n\n"

puts "Regexp hash form : #{reg_c.hash}\n\n"

Output :

Regexp hash form : -429624664738525607

Regexp hash form : -2782281071524532422

Regexp hash form : -3545766771755419715

Ruby | Regexp hash() function

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