判断浏览器是否支持canvas,具体代码如下: 复制代码代码如下: <!DOCTYPE html> <head> <meta charset=utf-8 /> <title>canvas</title> [removed] [removed] = function(){ /**判断浏览器是否支持canvas**/ try{ document.createElement(‘canvas’).getContext(‘2d’); var addDiv = document.createElement(‘div’); addDiv.innerHT