JavaScript Conditions

if(expression1){  

   //If expression1 is true  

}  else if (expression2){  

    //If expression2 is true  

}  else{  

    //If condition is false  

}  

let myAge = prompt("Please enter your age!!!");

if(myAge <= 10){  
    
    document.write("You can drink milk");  

}  else if(myAge <= 18){  
    
    document.write("You can drink cold drink");  

}  else if(myAge <= 25){  

    document.write("You can drink beer");  

}  else{  

    document.write("You can drink Anything");  

} 

switch(expression) {
  case x:
    	// code block
break;
  case y:
    		// code block
    	break;
  default:
    		// code block
}

var text;		var userName = prompt('Name')
  switch(userName ) {
   case "Name1":
    	text = "Name1 is an Engineer !";
    	break;
  case "Name2":
   	text = "Name2 is a Doctor";
    	break;
  default:
    	text = "Sorry, wrong input!!!";
  }