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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Number of line in a text file
Replies: 12   Last Post: Jan 23, 2013 1:51 PM

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JWagberg

Posts: 138
Registered: 1/30/06
Re: Number of line in a text file
Posted: Nov 2, 2006 1:46 PM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Kirill wrote:
> while ~feof(fh)
> ch = fread(fh, chunksize, 'uchar');
> if isempty(ch)
> break
> end
...
> n2 = n2 + sum(ch == char(10));


Prepend the 'uchar' with an asterisk, '*uchar', and you can read eight
times as much with each chunk and the (ch == char(10)) will also speed
up by a factor five.

/jewa

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