先上效果图：
复制代码代码如下:<!DOCTYPE html><html><head><meta charset=”utf-8″><title>canvas钟表</title><meta name=”Keywords” content=””><meta name=”author” content=”@my_programmer”><style type=”text/css”>body{margin:0;}</style></head><body onload=”run()”><canvas id=”canvas” width=400 height=400 style=”border: 1px
