1.1 Check if a String Array contains a certain value “A”. StringArrayExample1.java package com.mkyong.core; import java.util.Arrays; import java.util.List; public class StringArrayExample1 { public static void
1.1 Check if a String Array contains a certain value “A”. StringArrayExample1.java package com.mkyong.core; import java.util.Arrays; import java.util.List; public class StringArrayExample1 { public static void main(String[] args) { String[] alphabet = new String[]{"A", "B", "C"}...
In this short article, you'll learn how to check if an array contains a certain value in Java. We will look at different examples of string as well as primitive arrays to find out if a certain value exists. String Arrays The simplest and easiest way to check if a string array contains...
Sample Solution: Java Code: // Importing the required Java utilities packageimportjava.util.*;// Defining a class named SolutionpublicclassSolution{// Method to check if one string contains another stringpublicstaticbooleanis_str_contains(Stringstr1,Stringstr2){// Checking if either of the input...
1. 4 Different Ways to Check If an Array Contains a Value 1) Using List: publicstaticbooleanuseList(String[]arr,StringtargetValue){returnArrays.asList(arr).contains(targetValue);} 2) Using Set: publicstaticbooleanuseSet(String[]arr,StringtargetValue){Set<String>set=newHashSet<String>(Arrays...
1. String.contains() Method The first and most popular method used in Java for checking if a string contains another string is contains() from the String class. This method returns a boolean value based on whether the substring exists in the this string or not. The contains() method search...
Check array contains element String[]fruits=newString[]{"banana","guava","apple","cheeku"};booleanresult=Arrays.asList(fruits).stream().anyMatch(x->x.equalsIgnoreCase("apple"));//truebooleanresult=Arrays.asList(fruits).stream().anyMatch(x->x.equalsIgnoreCase("lion"));//false ...
Bash Check if Array contains Value Read more → Check if String Starts with Another String in Bash Read more → 6. Using sed with grep Command The sed (Stream Editor) is a powerful and versatile text processing tool that performs text transformations on an input stream (a file or input...
Learn how to check if an ArrayList contains a specific item in Java using various methods and techniques.
We can also usestring find() functionto check if string contains a substring or not. This function returns the first index position where substring is found, else returns -1. str1='I love Python Programming'str2='Python'str3='Java'index=str1.find(str2)ifindex!=-1:print(f'"{str1}"...