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");
}

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Original authors: Talmon Marco, Igor Magazinnik Programming languages: Java, C, Python, C , Qt, Objective-C
Java