How to dynamically operate js/css files
Jun 15, 2018 am 11:24 AMThis time I will show you how to dynamically operate js/css files, and what are the precautions for dynamically operating js/css files. The following is a practical case, let's take a look.
?<script language="JavaScript"> //動態(tài)加載一個(gè)js/css文件 function?loadjscssfile(filename,?filetype){ if?(filetype=="js"){ varfileref=document.createElement('script') fileref.setAttribute("type","text/javascript") fileref.setAttribute("src",filename) } else?if?(filetype=="css"){ varfileref=document.createElement("link") fileref.setAttribute("rel","stylesheet") fileref.setAttribute("type","text/css") fileref.setAttribute("href",filename) } if?(typeof?fileref!="undefined") document.getElementsByTagName("head")[0].appendChild(fileref) } </script>
Usage example:
loadjscssfile("myscript.js","js") loadjscssfile("javascript.PHP","js") loadjscssfile("mystyle.css","css") <scriptlanguage="javascript"> //移動已經(jīng)加載過的js/css function?removejscssfile(filename,filetype){ vartargetelement=(filetype=="js")??"script"?:(filetype=="css")??"link"?:?"none" var?targetattr=(filetype=="js")?"src"?:?(filetype=="css")??"href"?:"none" varallsuspects=document.getElementsByTagName(targetelement) for?(var?i=allsuspects.length;?i>=0;i--){ if?(allsuspects[i]?&&allsuspects[i].getAttribute(targetattr)!=null?&&?allsuspects[i].getAttribute(targetattr).indexOf(filename)!=-1) ?allsuspects[i].parentNode.removeChild(allsuspects[i]) } } </script>
Usage example:
removejscssfile("somescript.js","js") removejscssfile("somestyle.css","css")
I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the PHP Chinese website!
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The above is the detailed content of How to dynamically operate js/css files. For more information, please follow other related articles on the PHP Chinese website!

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