String str="";
int c;
while ((c=tfile.read())!=-1)
{
str=str+(char)c;
}
int first=str.indexOf(":");
out.println("first="+first);
int last=str.lastIndexOf(":");
out.println("last="+last);
int lenth=str.length();
out.println("length="+lenth);
if(first>0&&first<=str.length())
{
String First=str.substring(0,first);
}
out.println("First="+first);
String str="";
int c;
while ((c=tfile.read())!=-1)
{
str=str+(char)c;
}
int first=str.indexOf(":");
out.println("first="+first);
int last=str.lastIndexOf(":");
out.println("last="+last);
int lenth=str.length();
out.println("length="+lenth);
if(first>0&&first<=str.length())
{
String First=str.substring(0,first);
}
out.println("First="+first);