Ruby | String =~ Method
Last Updated :
07 Jan, 2020
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=~() is a String class method in Ruby which is used for matching purpose. If the given object is a Regexp, then this method will use it as a pattern to match against the given string.
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Ruby
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Syntax: str =~ obj Parameters: Here, str is the given string and obj is the object to be matched. Returns: The position of the match starts or nil if there is no match.Example 1:
#ruby 2.3.1
# Ruby program to demonstrate
# the =~ method
# Taking a string and
# using the method
puts "ayucd7845ef" =~ /\d/
#returns nil for this
puts "String" =~ 77
5Example 2:
#ruby 2.3.1
# Ruby program to demonstrate
# the =~ method
# Taking a string and
# using the method
puts "952364127" =~ /\d/
puts "String123" =~ /\d/
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