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@@ -0,0 +1,80 @@
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+// //Города и страны
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+fetch('https://raw.githubusercontent.com/russ666/all-countries-and-cities-json/master/countries.json')
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+ .then(res => res.json())
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+ .then(json => {
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+ let countrySelect = document.querySelector('select');
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+ let citySelect = document.createElement('select');
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+
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+ for(let countryChoice in json) {
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+ let countrySelectOption = document.createElement('option');
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+ countrySelectOption.innerText = countryChoice;
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+ countrySelect.append(countrySelectOption);
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+ }
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+
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+ countrySelect.onchange = () => {
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+ let cityChoice = json[countrySelect.value];
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+ citySelect.innerHTML = '';
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+
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+ for (let key in cityChoice) {
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+ let citySelectOption = document.createElement('option');
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+ citySelectOption.innerText = cityChoice[key];
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+ citySelect.append(citySelectOption);
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+ }
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+ }
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+
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+ document.body.append(countrySelect);
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+ document.body.append(citySelect);
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+ })
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+
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+// Таблица умножения
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+let table = document.createElement('table');
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+let caption = document.createElement('caption');
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+
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+for (let i = 0; i <= 9; i++) {
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+ let row = document.createElement('tr');
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+
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+ for (let j = 0; j <= 9; j++) {
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+ let col = document.createElement('td');
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+ col.onmouseover = function() {
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+ row.style.background = '#00BFFF';
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+ col.style.background = '#FFDAB9';
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+
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+ for(let i = 0; i <= 9; i++) {
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+ table.children[i].children[j].style.background = '#FFDAB9';
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+ }
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+ }
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+
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+ col.onmouseout = function() {
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+ row.style.background = '';
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+ col.style.background = '';
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+ for(let i = 0; i < table.children.length; i++) {
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+ table.children[i].children[j].style.background = '';
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+ }
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+ }
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+
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+ caption.onmouseover = function() {
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+ caption.style.background = '#00BFFF';
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+ caption.style.color = '#FFF';
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+ }
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+
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+ caption.onmouseout = function() {
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+ caption.style.background = '';
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+ caption.style.color = '';
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+ }
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+
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+ let val = i * j;
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+ if (val === 0) {
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+ val = i || j;
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+ }
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+
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+ col.innerHTML = val;
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+ row.appendChild(col);
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+ table.appendChild(row);
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+ }
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+
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+ if (caption) {
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+ table.appendChild(caption);
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+ }
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+}
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+
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+document.body.appendChild(table);
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Евгения Акиншина