underscorePractise2.js

(function() {
	var log = function(x) {console.log(x)}

	var a = [2, 5, 8, 42, 12];
	var x;

	x = _.find(a, function(num) {
		return num > 5;
	});
	//log(x);

	x = _.filter(a, function(num) {
		return num > 5;
	});
	//log(x);

	x = _.contains(a, 10);
	//log(x);

	for(var i = 0; i < a.length; i++) {
		if(a[i] > 5) {
			x = a[i];
			break;
		}
	}

	x = [];
	for(var i = 0; i < a.length; i++) {
		if(a[i] > 5) {
			x.push(a[i]);
		}
	}
	log(x);

	x = false;
	for(var i = 0; i < a.length; i++) {
		if(a[i] == 5) {
			x = !x;
			break;
		}
	}
	log(x);

})();