if and in java

if statement executes a set of statements if condition is true.

Syntax:

if(condition)
{
   // if condition is true;
}

if(x == 1 && y == 2){
  println("x = 1 and y = 2");
}

int x = 3;

if (x<=3){
	System.out.println("Hello World");
}

else {
	System.out.println("Bye World");
}

int x = 3;

if (x == 3) {
  // block of code to be executed if the condition is true
}