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@@ -0,0 +1,114 @@
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+function runMakeProfileTimer() {
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+ function makeProfileTimer() {
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+ let time = performance.now();
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+ return function () {
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+ time = performance.now() - time;
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+ alert(`Время выполнения кода ${time}`);
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+ };
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+ }
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+
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+ let result = makeProfileTimer();
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+ result();
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+}
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+
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+function runMakeSaver() {
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+ function makeSaver(random) {
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+ let result = random();
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+ return function () {
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+ return result;
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+ };
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+
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+ }
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+
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+ var saver = makeSaver(Math.random);
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+ var value1 = saver();
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+ var value2 = saver();
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+ console.log(value1 === value2);
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+
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+ var saver2 = makeSaver(() => console.log('saved function called') || [null, undefined, false, '', 0, Math.random()][Math.ceil(Math.random() * 6)]);
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+ var value3 = saver2();
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+ var value4 = saver2();
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+ console.log(value3 === value4);
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+}
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+
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+function runFinalCountdown() {
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+ (function () {
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+ let number = 5;
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+
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+ function count() {
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+
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+ if (!number) {
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+ console.log('поехали!');
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+ clearInterval(timer);
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+ } else {
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+ number--;
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+ }
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+ }
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+
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+ let timer = setInterval(count, 1000);
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+ })();
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+}
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+
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+// (function runIEfy() {
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+// let time = new Date()
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+// let seconds = time.getSeconds();
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+// setTimeout(function () {
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+// runIEfy()
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+// console.log(seconds)
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+// }, 1000)
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+//
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+// })()
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+
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+function runMyBind() {
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+ function myBind(func, context, arr) {
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+ let newArr = arr;
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+ return function (...args) {
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+ args.forEach(arg => {
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+ let index = newArr.indexOf(undefined);
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+ newArr[index] = arg;
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+ });
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+ return func(...newArr);
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+ };
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+
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+ }
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+
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+ var pow5 = myBind(Math.pow, Math, [undefined, 5]);
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+ var cube = myBind(Math.pow, Math, [undefined, 3]);
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+
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+ pow5(2);
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+ cube(3);
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+
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+ var chessMin = myBind(Math.min, Math, [undefined, 4, undefined, 5, undefined, 8, undefined, 9]);
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+ console.log(chessMin(-1, -5, 3, 15));
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+
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+ var zeroPrompt = myBind(prompt, window, [undefined, '0']);
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+ var someNumber = zeroPrompt('Введите число');
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+ myBind((...params) => params.join(''), null, [undefined, 'b', undefined, undefined, 'e', 'f'])('a', 'c', 'd') === 'abcdef';
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+}
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+
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+const tasksArray = [
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+ ['make Profile Timer', runMakeProfileTimer],
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+ ['make Saver', runMakeSaver],
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+ ['final Countdown', runFinalCountdown],
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+ ['my Bind', runMyBind],
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+];
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+
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+const $list = document.querySelector('.list');
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+tasksArray.forEach(task => {
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+ const [name, callback] = task;
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+
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+ const $div = document.createElement('div');
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+ $div.className = 'div';
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+
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+ let $button = document.createElement('button');
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+ $button.textContent = 'Запустить';
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+ $button.className = 'button';
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+ $button.onclick = callback;
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+ $div.appendChild($button);
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+
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+ const $li = document.createElement('li');
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+ $li.className = 'li';
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+ $li.textContent = name;
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+ $div.appendChild($li);
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+ $list.appendChild($div);
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+});
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