Ruby Strings Ruby Include Ruby NzLS9RI0Isc

Web Reference: Nov 24, 2011 · It's important to note that in Ruby only nil and the boolean expression false evaluate to false. Everything else, including an empty Array, empty Hash, or the Integer 0, evaluates to true. Dec 5, 2021 · Methods that use iterators usually will involve more code than "include." But they also may be more powerful—you can add more steps to the iterator than you can to "include." Dec 9, 2019 · include? is a String class method in Ruby which is used to return true if the given string contains the given string or character. Syntax: str.include? Parameters: Here, str is the given string. Returns: true if the given string contains the given string or character otherwise false. Example 1:

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