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Convert from String to long in Java
To convert String to long, the following are the two methods.
Method 1
The following is an example wherein we use parseLong() method.
Example
public class Demo {
public static void main(String[] args) {
String myStr = "5";
Long myLong = Long.parseLong(myStr);
System.out.println("Long: "+myLong);
}
}Output
Long: 5
Method 2
The following is an example wherein we have used valueOf() and longValue() method to convert String to long.
Example
public class Demo {
public static void main(String[] args) {
String myStr = "20";
long res = Long.valueOf(myStr).longValue();
System.out.println("Long: "+res);
}
}Output
Long: 20
Updated on: 26-Jun-2020
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