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/** * 用于实现元素拖拽 drag.ts */ export default { bind(el: HTMLElement) { el.style.position = 'absolute'; // 将元素定位 let x = 0; let y = 0; let l = 0; let t = 0; let isDown = false; // 鼠标按下事件 el.onmousedown = function(e: any) { .