var locHref = location.href;
var locArray = locHref.split("/");
//这里测试locArray效果**
for(x in locArray){
document.write("locArray[");
document.write(x+"]: ");
document.write(locArray[x]+"<br />");
}
delete locArray[locArray.length-1];
var dirTxt = locArray.join("/");
return dirTxt;
}

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