/Java/Exception in thread "main" java.lang.numberformatexception: for input string: ""

Exception in thread "main" java.lang.numberformatexception: for input string: ""

int number = 0; // or any application default value
try {
	number = Integer.parseInt(input);
} catch (NumberFormatException nfe) {
	// do whatever you need to do if you get an invalid number
	// you can put the try catch in a loop and keep asking for a 
    // value until you don't get a valid one
    
  	// If you want to use the default value in case of an
    // invalid number you can do nothing in here
}

Source: javarevisited.blogspot.com

Similar codes

0 vote384 views1 answer
Spring webflux
Java
0 vote344 views1 answer
Android menu change text color
Java
0 vote371 views1 answer
How to set credentials for speechClient Java google api
Java
1 vote397 views2 answers
How to use string variables with an if statement in java
Java
2 votes359 views1 answer
Android start service on boot
Java
0 vote328 views3 answers
No java virtual machine found after searching the following locations
Java
0 vote366 views1 answer
How to use java code to print with a network printer
Java
0 vote340 views1 answer
List value to string
Java
15 votes370 views1 answer
Java random w3
Java
0 vote358 views1 answer
Castle stones java qn
Java