Q:

Conversion from String to Integer in Java

mahmoud2506
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2022-05-07
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Given a string value and we have to convert it into an integer.

Java conversion from String to Integer

To convert a String to Integer, we can use the following methods of Integer class (see the syntax given below...)

Syntax:

    Integer Integer.valueOf(String).intValue();
    OR
    Integer Integer.parseInt(String);

 

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mahmoud2506
2022-05-07
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Java code to convert a String to Integer

//Java code to convert String to Integer
public class Main {
    public static void main(String args[]) {
        String str = "12345";

        //variable to store result
        int result = 0;

        //converting string to integer
        //method 1
        result = Integer.valueOf(str).intValue();
        System.out.println("result (value of str as integer) = " + result);

        //method 2
        result = Integer.parseInt(str);
        System.out.println("result (value of str as integer) = " + result);
    }
}

Output

result (value of str as integer) = 12345
result (value of str as integer) = 12345

 

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