摘要: var canvas = document.getElementById('canvas'); if (canvas.getContext) { var context = canvas.getContext('2d'); // 放大与缩小 context.beginPath(); context. 阅读全文
posted @ 2017-03-16 14:16 代码收集-ASP。JS代码 阅读(249) 评论(0) 推荐(0)