J.O. Aho kirjutas teisipäev, 18. aprill 2017 kl 07:54:40 UTC+3:
> On 04/18/17 05:58, bit-n...@hotmail.com wrote:
> > I want to store a number, like "23" inside a file. The number will be the only thing in the file,
> > and it will be incremented whenever I want it to. However - the length of the number can be anything,
> > eg. 429 or 1985409...or whatever - ie. it's *length* can be anything. How do I do this?
> Here is a simple example: https://www.w3schools.com/PHP/php_file_create.asp
>
> Error handling not the perfect one, but you will be able to improve.
> > And of course, how do I read the number inside the file when I want?
> To read the data in the file to a string you can use file_get_contents,
> see http://www.php.net/manual/en/function.file-get-contents.php
>
> And then convert it to an integer, use intval, see
> http://php.net/manual/en/function.intval.php
>
>
> --
>
> //Aho

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