Ruby | String hash method Last Updated : 12 Dec, 2019 Comments Improve Suggest changes Like Article Like Report hash is a String class method in Ruby which is used to return a hash based on the string's length, content and encoding. Syntax: str.hash Parameters: Here, str is the given string. Returns: A hash based on the string's length, content and encoding. Example 1: Ruby # Ruby program to demonstrate # the hash method # Taking a string and # using the method puts "Ruby".hash puts "String".hash Output: 3142682481284465636 -3118341609802567384 Example 2: Ruby # Ruby program to demonstrate # the hash method # Taking a string and # using the method puts "Sample".hash puts "Program".hash Output: 1285954436548758293 -6969951348417810 Comment More infoAdvertise with us Next Article Ruby | String hash method K Kirti_Mangal Follow Improve Article Tags : Ruby Ruby-Methods Ruby String-class Similar Reads Ruby | String chars() Method chars is a String class method in Ruby which is used to return an array of characters in str. Syntax: str.chars Parameters: Here, str is the given string Returns: An array of the characters. Example 1: Ruby # Ruby program to demonstrate # the chars method # Taking a string and # using the method put 1 min read Ruby | Hash store() method Hash#store() is a Hash class method that returns an add-on value with the key given by the key-value argument. Syntax: Hash.store()Parameter: Hash values key valueReturn: add on value with the key given by the key-value argument. Example #1 : Ruby # Ruby code for Hash.store() method # declaring H 2 min read Ruby | String hex Method hex is a String class method in Ruby which is used to treats the leading characters from the given string as a string of hexadecimal digits (with an optional sign and an optional 0x) and returns the corresponding number. Zero is returned on error. Syntax: str.hex Parameters: Here, str is the given s 1 min read Ruby | String chr Method chr is a String class method in Ruby which is used to return a one-character string at the beginning of the string. Syntax:str.chr Parameters: Here, str is the given string. Returns: A one-character string at the beginning of the string. Example 1: Ruby # Ruby program to demonstrate # the chr method 1 min read Ruby | String * Method String# * is a String class method in Ruby which is used to returns a new String containing integer copies of the receiver. Here, integer must be greater than or equal to 0. Syntax: str * Integer Parameters: Here, str is the required string and integer is the number of copies. Returns: This method r 1 min read Ruby | String =~ Method =~() 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. Syntax: str =~ obj Parameters: Here, str is the given string and obj is the object to be matched. Returns: The posit 1 min read Ruby | String == method ==() is a String class method in Ruby which is used to check whether str==obj or not. Syntax: str == obj Parameters: Here, str is the given string and obj is the object to be compared. Returns: True or False based on the equality of the two strings. Example 1: Ruby #ruby 2.3.1 # Ruby program to demo 1 min read Ruby | String + Method +() is a String class method in Ruby which is used to return a new string that contains the other specified string concatenated to the given string. Syntax: str + other_str Parameters: Here, str and other_str are the strings which are to be concatenated. Returns: Returns the concatenated string. Exa 1 min read Ruby | String === Method ===() is a String class method in Ruby which is used to check whether str==obj or not. This method is similar to == method of string class. Syntax: str === obj Parameters: Here, str is the given string and obj is the object to be compared. Returns: True or False based on the equality of the two stri 1 min read Ruby | String gsub! Method gsub! is a String class method in Ruby which is used to return a copy of the given string with all occurrences of pattern substituted for the second argument. If no substitutions were performed, then it will return nil. If no block and no replacement is given, an enumerator is returned instead. Synt 1 min read Like