摘要: 引入Bootstrap后只用html代码 阅读全文
posted @ 2019-10-14 13:54 邶森 阅读(144) 评论(0) 推荐(0)
摘要: add canvas{ border: 1px solid black; } function Ball(x,y,dx,dy,radius){ this.x=x; this.y=y; this.dx=dx; this.dy=dy; thi... 阅读全文
posted @ 2019-10-10 22:11 邶森 阅读(272) 评论(0) 推荐(0)
摘要: 注意对于click和onclick等的区别 阅读全文
posted @ 2019-10-10 20:32 邶森 阅读(1026) 评论(0) 推荐(0)
摘要: clear save canvas{ border: 1px solid black; } .tip{ height: 30px; ... 阅读全文
posted @ 2019-10-10 09:39 邶森 阅读(750) 评论(0) 推荐(0)
摘要: window.onload=function(){ var canvas=document.getElementById("draw"); //$("#draw")不可用 var context=canvas.getContext("2d"); context.moveTo(10,10); context.lineTo(100,100); cont... 阅读全文
posted @ 2019-10-09 14:54 邶森 阅读(659) 评论(0) 推荐(0)
摘要: AAA a a a ... 阅读全文
posted @ 2019-10-07 15:51 邶森 阅读(173) 评论(0) 推荐(0)
摘要: <!DOCTYPE html> <html> <head> <meta charset='utf-8'> <meta http-equiv='X-UA-Compatible' content='IE=edge'> <title> </title> <meta name='viewport' content='width=device-width, initial-scale=1'> <link r 阅读全文
posted @ 2019-10-07 15:18 邶森 阅读(164) 评论(0) 推荐(0)