Check out example codes for "string to int java". It will help you in understanding the concepts better.

Code Example 1

int result = Integer.parseInt(number);

Code Example 2

String myString = "1234";
int foo = Integer.parseInt(myString);

Code Example 3

String number = "10";
	int result = Integer.parseInt(number);			
	System.out.println(result);
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Code Example 4

class Scratch{
    public static void main(String[] args){
        String str = "50";
        System.out.println( Integer.parseInt( str ));   // Integer.parseInt()
    }
}

Code Example 5

import com.google.common.primitives.Ints;

int foo = Optional.ofNullable(myString)
 .map(Ints::tryParse)
 .orElse(0)

Code Example 6

// You will receive an error if there are non-numeric characters in the String.
String num = "5";
int i = Integer.parseInt(num);

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