Java check if int

Java test if a string is a int

public static boolean isInt(String str) {
	
  	try {
      	@SuppressWarnings("unused")
    	int x = Integer.parseInt(str);
      	return true; //String is an Integer
	} catch (NumberFormatException e) {
    	return false; //String is not an Integer
	}
  	
}

How to check if number is integer in java

if(x == (int)x){
 println("x is an integer");
}

Java check if int

//"% (modulo)" calulates the remainder when the value on the left is divided by the value on the right

float number = 20;

if(number%1 == 0){
	println("It is an integer");
} else {
	println("It is not an integer");
}

Similar codes

0 vote320 views1 answer
Algorithms - count
Java
5 votes278 views5 answers
Bcrypt Password Hashing
Java
1 vote283 views2 answers
Java text file to arraylist
Java
1 vote285 views1 answer
While looping in java
Java
-1 vote276 views1 answer
Java TextIO read a file
Java
-1 vote301 views1 answer
Look and feel java
Java
0 vote267 views1 answer
Java :: operator
Java
1 vote297 views1 answer
Chemistry formula on Android
Java
2 votes239 views1 answer
Convert python to java translator online
Java
-1 vote322 views2 answers
Call activity method from adapter
Java