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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