public String size(int size){
String hrSize = "";
int k = size;
double m = size/1024;
double g = size/1048576;
double t = size/1073741824;
DecimalFormat dec = new DecimalFormat("0.00");
if (k>0)
{
hrSize = dec.format(k).concat("KB");
}
if (m>0)
{
hrSize = dec.format(m).concat("MB");
}
if (g>0)
{
hrSize = dec.format(g).concat("GB");
}
if (t>0)
{
hrSize = dec.format(t).concat("TB");
}
return hrSize;
}
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这是一种应返回GB,MB,KB或TB大小的方法.输入值以KB为单位.例如1245的结果应该像1.21MB,但我得到的是1.00MB.