Write a function to find a substring in a string.
Test your code, write the test cases.

Question

Write a function to find a substring in a string.
Test your code, write the test cases.

Vivek Vardhan · Accepted Answer

public static void main(String[] args) {
        String str = "HelloWorld Vivek";
        String ptr = "";
        for ( int i = 0 ; i < str.length(); i++ ) {

            for ( int j = i+1; j <= str.length() ; j++) {
                ptr = str.substring(i,j);
                System.out.println(ptr);
            }
        }

    }

Anand · Answer

def substrng(str1,str2):
    if str2 in str1:
        print ("substring found")
    else:
        print ("No substring found")

Saurabh Thawali · Answer

static boolean findSubString(String str) {
		
	String abc = "SaurabhThawali";
	
	for(int i =0 ; i < str.length(); i++) {
		if( ! abc.contains(str)) {
			System.out.println("Not Found ");
			return false;
		}
		
	}
	System.out.println(" Found ");
	return true;
		
	}

Sigiloso · Answer

private static void substringsOfAString(String str){
		for(int i=0; i<=str.length()-1; i++){
			for(int j=i+1; j<=str.length();j++){
				System.out.println(str.substring(i, j) );
			}
		}
	}

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