update
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@ -16,7 +16,9 @@
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var img = document.getElementById('zoom-img');
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document.querySelectorAll('.thumb[data-zoom]').forEach(function (btn) {
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btn.addEventListener('click', function () {
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img.src = btn.querySelector('img').src;
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// 列表里显示的是缩略图(省流量、页面快),点开时才取 data-full 的全尺寸图;
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// 未提供 data-full 时回落可见的 img.src。
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img.src = btn.dataset.full || btn.querySelector('img').src;
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modal.showModal();
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});
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});
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