Tagged Template Literals

    let num = 41;
    let str1 = `"\t" and "\n" are escape sequences. ${num}`;
    let str2 = `"\\t" and "\\n" are escape sequences. ${num}`;
    let str3 = String.raw`"\t" and "\n" are escape sequences. ${num}`;
    let str4 = `The meaning of life is ${num + 1}.`;
    const log = console.log;
    
    // log(1, str1);
    // log(2, str2);
    // log(3, str3);
    // log(4, str4);
    
    let first = 'ham';
    let second = 'pineapple';
    let txt = f`I don't like pizza with ${first} and ${second}.`;
    log(txt);

    function f(strings, ...expressions) {
      return expressions.reduce((acc, exp, idx) => {
        return acc + exp.toUpperCase() + strings[idx + 1];
      }, strings[0]);
    }