Re: Need help in converting strings to doubles

From: Date: Tue, 30 May 2000 13:40:32 +0000
Subject: Re: Need help in converting strings to doubles
References: 1  Groups: php.dev 
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On Mon, May 29, 2000 at 08:56:38PM +0300, Andi Gutmans wrote: > Guys, > > I wrote a conversion function which converts strings to double. I am > hoping to use it instead of strtod(). The main issue I have left (except > for supporting end_ptr which will take me a few minutes), is how to detect > overflow and underflows and thus, support the return of +/- HUGE_VAL and > the setting of errno to ERANGE like strtod() does. > > Does anyone here have an idea of how to write such support? The glibc > source looks quite horrible. > > Take a look at zend_operators.c:zend_string_to_double() as i said in my 1st mail, it looks too simple... have you had a look at the OpenBSD implemetation? > > Thanks, > > Andi > > > -- > PHP Development Mailing List <http://www.php.net/> > To unsubscribe, e-mail: php-dev-unsubscribe@lists.php.net > For additional commands, e-mail: php-dev-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net -- Thies C. Arntzen "One Big-Mac, Small Fries and a Coke!" Digital Collections Phone +49 40 235350 Fax +49 40 23535180 Hammerbrookstr. 93 20097 Hamburg / Germany

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