Javascript ES6 Example - Template Strings

if(`\`` === "`"){
    console.log(true);
}


//Multi-line strings
console.log("string text line 1 \nstring text line2");

console.log(`string text line1
string text line2`);

//Expression interpolation
var a = 5;
var b = 10;
console.log("Fifteen is" + ( a + b ) + " and\nnot " + (2 * a + b) + "." );

console.log(`Fifteen is ${ a + b } and
not ${ 2 * a + b }`);

//Nesting templates
function isLargeScreen(){
    return false;
}
var item = {'isCollapsed' : true};

var classes = 'header ';
classes += (isLargeScreen() ? '' : item.isCollapsed ? 'icon-expander' : ' icon-collapser');
console.log(classes);

const classes2 = `header ${isLargeScreen() ? '' :
    (item.isCollapsed ? 'icon-expander' : 'icon-collapser')}`;
console.log(classes2);

const classes3 = `header ${isLargeScreen() ? '' :
    `icon-${item.isCollapsed ? 'expander' : 'collapser'}`}`;
console.log(classes3);

//Tagged templates
var person = "Mike";
var age = 28;

function myTag(strings, personExp, ageExp) {
    var str0 = strings[0];
    var str1 = strings[1];

    var ageStr;
    if(ageExp > 99){
        ageStr = 'centenarian';
    } else {
        ageStr = 'youngster';
    }

    return str0 + personExp + str1 + ageStr;
}

var output = myTag`that ${person} is a ${age}`;
console.log(output);

function template(strings, ...keys){
    return (function(...values){
        var dict = values[values.length - 1] || {};
        var result = [strings[0]];
        keys.forEach(function (key, i) {
            var value = Number.isInteger(key) ? values[key] : dict[key];
            result.push(value,strings[i + 1]);
        });
        return result.join('');
    });
}

var t1Closure = template `${0}${1}${0}!`;
console.log(t1Closure('Y','A'));
var t2Closure = template `${0}${'foo'}!`;
console.log(t2Closure('Hello ',{foo : 'World'}));

//Raw string
function tag(strings){
    console.log(strings);
    console.log(strings.raw[0]);
}
tag`string text line1 \n string text line2`;
tag`Hello World! \r Welcome to The World`;

var str = String.raw`Hi\n${2+3}!`;
console.log(str);
console.log(str.length);
console.log(str.split('').join(','));

//Tagged templates and escape sequences
latex`\uincode`;


function latec