What is a check in Java?

The Java String contains() method is used to check whether the specific set of characters are part of the given string or not . It returns a boolean value true if the specified characters are substring of a given string and returns false otherwise.

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Does Java have type checking?

Java is a statically typed language, so the compiler does most of this checking for you . Once you declare a variable to be a certain type, the compiler will ensure that it is only ever assigned values of that type (or values that are sub-types of that type).20 Kas 2011

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Is of type Java?

The java “instanceof” operator is used to test whether the object is an instance of the specified type (class or subclass or interface). It is also known as type comparison operator because it compares the instance with type. It returns either true or false.

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