Ruby | Regexp =~() function
Last Updated :
04 Sep, 2021
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Regexp#=~() : =~() is a Regexp class method which matches a regular expression against a string.
Syntax: Regexp.=~()
Parameter: Regexp values
Return: true - if two regular expressions matches string otherwise return false
Example #1 :
# Ruby code for Regexp.=~() method
# declaring Regexp value
reg_a = /a/
# declaring Regexp value
reg_b = /geeks/
# declaring Regexp value
reg_c = /a/
# =~ method
puts "Regexp =~ form : #{reg_a =~ "happy"}\n\n"
puts "Regexp =~ form : #{reg_b =~ "geeksforgeeks"}\n\n"
puts "Regexp =~ form : #{reg_c =~ "goal"}\n\n"
Output :
Regexp =~ form : 1 Regexp =~ form : 0 Regexp =~ form : 2
Example #2 :
# Ruby code for Regexp.=~() method
# declaring Regexp value
reg_a = /geeks/
# declaring Regexp value
reg_b = /problem/
# declaring Regexp value
reg_c = /code/
# =~ method
puts "Regexp =~ form : #{reg_a =~ "geeksforgeeks"}\n\n"
puts "Regexp =~ form : #{reg_b =~ "property"}\n\n"
puts "Regexp =~ form : #{reg_c =~ "codemonk"}\n\n"
Output :
Regexp =~ form : 0 Regexp =~ form : Regexp =~ form : 0
