javascript实现将文件保存到本地方法汇总

下面是保存一个图片为示例，代码来源于网络，希望能够给大家带来一定的帮助，代码如下:

<script type="text/javascript"> function saveFile（imgUrl） {var oPop=window.open（imgUrl,"","width=1, height=1, top=5000, left=5000"）;for（;oPop.document.readyState ！= "complete"; ）{ if（oPop.document.readyState=="complete"）break;}oPop.document.execCommand（"SaveAs"）;oPop.close（）; } </script> </head><body><img src="../mytest.jpg" id="theimage" border="0"> <a href="#" onclick="saveFile（document.getElementById（"theimage"）.src）"> 点击这里下载图片 </a> </body></html>

方法二：

function SaveAs5（imgURL）{var Pop = window.open（imgURL,"","width=1, height=1, top=5000, left=5000"）;for（; oPop.document.readyState ！= "complete"; ）{if （oPop.document.readyState == "complete"）break;}oPop.document.execCommand（"SaveAs"）;oPop.close（）;}<img src="t_screenshot_17616.jpg" id="DemoImg" border="0" onclick="SaveAs5（this.src）">

方法三：

function SaveAs5（imgURL）{var Pop = window.open（imgURL,"","width=1, height=1, top=5000, left=5000"）;for（; oPop.document.readyState ！= "complete"; ）{if （oPop.document.readyState == "complete"）break;}oPop.document.execCommand（"SaveAs"）;oPop.close（）;}<img src="../t_screenshot_17616.jpg" id="DemoImg" border="0"> <a href="#" onclick="SaveAs5（document.getElementById（"DemoImg"）.src）"> 点击这里下载图片 </a>

以上所述就是本文的全部内容了，希望大家能够喜欢。