warmUp7.js

// 1-Choose the correct comparison operator to display "true", when: 5 is less than 7.
//answer :
function operator(num1,num2){
  if (num1<num2){
  	return true ;
  }
  return false;
}

//2- Write a function named helloWorld that:
//takes 1 argument, a language code (e.g. "fr", "es", "en")
//returns "Hello, World" for the given language, for atleast 3 languages. It should default to returning English.
//ex: helloWorld('fr') ==> 'Bonjour tout le monde'
//    helloWorld('es') ==> 'Hola, Mundo'
//    helloWorld('') ==> 'Hello, World'
function helloWord(lang){
if(lang ==="fr"){
	return "Bonjour tout le monde";
}else if (lang==="es"){
	return"Hola,Mondo";
}else if (lang==="gr"){
	return "Hallo an alle";
}else {
	return "Good Morning";
}
}


//3- write a function to Reverse an array without use array.reverse() method:
// ex: reverseArray([1,2,3]) ==> [3,2,1]
function reverse(arr){
	var myArr=[];
	for (var i = arr.length-1 ; i>=0 ;i--){
	   myArr.push(arr[i]);
}
return myArr;
}