The contains() method of Booleans Class in Guava library is used to check if a specified value is present in the specified array of boolean values. The boolean value to be searched and the boolean array in which it is to be searched, are both taken as a parameter.
public static boolean contains(boolean array, boolean target)
Parameters: This method accepts two mandatory parameters:
- array: which is an array of boolean values in which the target value is to be searched.
- target: which is the boolean value to be searched for presence in the array.
Return Value: This method returns a boolean value stating whether the target boolean value ispresent in the specified boolean array. It returns True if the target value is present in the array. Else it returns false.
Below programs illustrate the use of contains() method:
Target is present in the array
Example – 2 :
Target is not present in the array
Attention reader! Don’t stop learning now. Get hold of all the important Java Foundation and Collections concepts with the Fundamentals of Java and Java Collections Course at a student-friendly price and become industry ready. To complete your preparation from learning a language to DS Algo and many more, please refer Complete Interview Preparation Course.