69 lines
1.3 KiB
HTML
69 lines
1.3 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>JsBook</title>
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<style>
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.active {
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background-color: green;
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}
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button {
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width: 50px;
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height: 50px;
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font-size: medium;
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}
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nav {
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position: center;
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}
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</style>
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</head>
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<body>
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<section>
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<img id="output" src="../images/1.png" alt="">
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</section>
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<nav>
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<button id="1" class="active">1</button>
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<button id="2">2</button>
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<button id="3">3</button>
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</nav>
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</body>
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</html>
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<script type="text/javascript">
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const output = document.getElementById("output");
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const buttons = document.querySelectorAll('nav button');
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console.log(buttons);
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let active = buttons[0];
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console.log(active);
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function showImage() {
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current = this;
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output.src = '../images/' + this.id + '.jpg';
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buttons.forEach ( (el) => {
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el == this ? el.className = 'active' : el.className = ''
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}
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)
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}
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buttons.forEach (
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(el) => {
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el.addEventListener('click', showImage)
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}
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)
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</script>
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