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<!DOCTYPE html> <html> <head> <title>使用jquery获取图片原始尺寸</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <script> $(function() { $("<img>").prop("src", "https://www.baidu.com/img/bd_logo1.png").on("load", function (){ var str = this.width + " x " + this.height; $("#result").html(str); }).appendTo($("body")); }); </script> </head> <body> <div id="result"></div> </body> </html>