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Ints contains() function | Guava | Java
  • Last Updated : 15 Nov, 2018

Guava’s Ints.contains() returns true if target is present as an element anywhere in array.

Syntax:

public static boolean 
  contains(int[] array, int target)

Parameters: This method accepts following paramters:

  • array: An array of int values, possibly empty.
  • target: A primitive int value.

Return Value: This method returns a boolean value. It returns True if array[i] == target for some value of i.

Example 1:



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// Java code to show implementation of
// Guava's Ints.contains() method
  
import com.google.common.primitives.Ints;
import java.util.Arrays;
  
class GFG {
  
    // Driver's code
    public static void main(String[] args)
    {
  
        // Creating an Integer array
        int[] arr = { 5, 4, 3, 2, 1 };
  
        int target = 3;
  
        // Using Ints.contains() method to search
        // for an element in the array. The method
        // returns true if element is found, else
        // returns false
        if (Ints.contains(arr, target))
            System.out.println("Target is present"
                               + " in the array");
        else
            System.out.println("Target is not present"
                               + " in the array");
    }
}

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Output:

Target is present in the array

Example 2:

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// Java code to show implementation of
// Guava's Ints.contains() method
  
import com.google.common.primitives.Ints;
import java.util.Arrays;
  
class GFG {
  
    // Driver's code
    public static void main(String[] args)
    {
  
        // Creating an Integer array
        int[] arr = { 2, 4, 6, 8, 10 };
  
        int target = 7;
  
        // Using Ints.contains() method to search
        // for an element in the array. The method
        // returns true if element is found, else
        // returns false
        if (Ints.contains(arr, target))
            System.out.println("Target is present"
                               + " in the array");
        else
            System.out.println("Target is not present"
                               + " in the array");
    }
}

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Output:

Target is not present in the array

Reference: https://google.github.io/guava/releases/22.0/api/docs/com/google/common/primitives/Ints.html#contains-int:A-int-

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