javascript检查浏览器是否支持flash,程序输出结果:
<script> function flashChecker() { var hasFlash = 0; //是否安装了flash var flashVersion = 0; //flash版本 if (document.all) { var swf = new ActiveXObject(\'ShockwaveFlash.ShockwaveFlash\'); if (swf) { hasFlash = 1; VSwf = swf.GetVariable(\"$version\"); flashVersion = parseInt(VSwf.split(\" \")[1].split(\",\")[0]); } } else { if (navigator.plugins && navigator.plugins.length > 0) { var swf = navigator.plugins[\"Shockwave Flash\"]; if (swf) { hasFlash = 1; var words = swf.description.split(\" \"); for (var i = 0; i < words.length; ++i) { if (isNaN(parseInt(words[i]))) continue; flashVersion = parseInt(words[i]); } } } } return { f: hasFlash, v: flashVersion }; } var fls = flashChecker(); var s = \"\"; if (fls.f) document.write(\"您安装了flash,当前flash版本为: \" + fls.v + \".x\"); else document.write(\"您没有安装flash\"); </script>
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