Re: how to read letters
On Feb 2, 5:20 am, "shan.sw...@gmail.com" <shan.sw...@gmail.com>
wrote:
I wanted to readchar() from a TXT pad, and store all the letters other
than spaces and dots and comma in a ONE dimensional array
So here is my questions:
FileInputStream fin = new FileInputStream("blah.txt");
DataInputStream infile = new DataInputStream(fin);
char array[] = new char[800];
// Read each line of the file as a string
while (infile.available() != 0)
{
array[i] = infile.readChar();
if(array[i] == 'A')
i++;
}
first i switch to data string, so i don't think i have to worry about
end of line, and then i only reads Captial letters A
would that work?
is there any other way doing this>?
Your question is ambiguous. What has "Capital letters A" to do with
the solution to the problem? In the code that you have posted
char array[] = new char[800];
/** What if the file size is more than 800 char? Better way to create
Array would be to initialize it according to the size of the file
being read. **/
while (infile.available() != 0) {
array[i] = infile.readChar();
if(array[i] == 'A') /** What's the purpose of doing this? **/
i++; // *** i is never declared, have you declared it elsewhere?
}
Simply create a StringBuffer Object and iterate over it, use regex if
you would like to filter out space, comma, whatever
is there any other way doing this>?
Of course there are better ways of doing it.
Cheers,
Ck
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