String to long java

 Long.parseLong("0", 10)        // returns 0L
 Long.parseLong("473", 10)      // returns 473L
 Long.parseLong("-0", 10)       // returns 0L
 Long.parseLong("-FF", 16)      // returns -255L
 Long.parseLong("1100110", 2)   // returns 102L
 Long.parseLong("99", 8)        // throws a NumberFormatException
 Long.parseLong("Hazelnut", 10) // throws a NumberFormatException
 Long.parseLong("Hazelnut", 36) // returns 1356099454469L
 Long.parseLong("999")          // returns 999L

Source: stackoverflow.com

Java string to long

public class Example {
   public static void main(String[] args)
   {
       String str = "11111";
       String str2 = "88888";
       //Conversion using valueOf(String) method
       long num = Long.valueOf(str);
       long num2 = Long.valueOf(str2);
       System.out.println(num+num2);		
   }
}
Output:
99999

Source: beginnersbook.com

Java string to long

public class Example {
   public static void main(String[] args)
   {
       String str = "10000";
       String str2 = "22222";
       //Conversion using Long(String s) constructor
       long num = new Long(str);
       long num2 = new Long(str2);
       System.out.println(num*num2);		
   }
}
Output:
222220000

Source: beginnersbook.com

Similar codes

2 votes132 views1 answer
Error: java_home is not set and could not be found.
Java
1 vote172 views1 answer
Display default value of auto commit java
Java
2 votes160 views1 answer
Java garbage collection
Java
11 votes160 views1 answer
Declare a hashmap in java
Java
0 vote213 views1 answer
Javafx how to get the selected index of the seleceted elment in listview
Java
1 vote167 views2 answers
Log java
Java
0 vote214 views2 answers
Java non-breajubg soace remove
Java
0 vote173 views1 answer
Java define empty string list
Java
2 votes197 views1 answer
Unhandled exception: platformexception(error, java.lang.illegalstateexception: trying to create a platform view of unregistered type: plugins.flutter.io/webview
Java
0 vote232 views1 answer
Plugin 'org.springframework.boot:spring-boot-maven-plugin:' not found
Java Spring