/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 vote334 views1 answer
Test thrown expected with jupiter spring boot
Java
0 vote327 views1 answer
Converting String Array to an Integer Array
Java
-1 vote339 views1 answer
Java stream map int stream to string
Java
0 vote328 views1 answer
Boucles java
Java
0 vote310 views1 answer
Date to yyMMdd conversion
Java
0 vote338 views2 answers
Java determine number of cpu cores
Java
1 vote322 views1 answer
Character comparison java
Java
0 vote374 views2 answers
Remove letter from middle of string javasdript
Java
51 votes344 views6 answers
Java remove last character
Java
3 votes319 views1 answer
Check if object in array java
Java