Re: [RFC] Floating Point support in GMP extension

From: Date: Wed, 23 Apr 2014 22:43:32 +0000
Subject: Re: [RFC] Floating Point support in GMP extension
References: 1 2  Groups: php.internals 
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Ok, add precision param to gmp_init. gmp_init ( mixed $number [, int $base = 0 ], int $precision = 0]] ) $a = gmp_init (3); // type float, by precision = 0 $b = gmp_init (3.333, 10, 3); // float $c = $a + $b; // float 2014-04-22 0:07 GMT+03:00 Johannes Schlüter <johannes@schlueters.de>: > On Mon, 2014-04-21 at 23:40 +0300, Park Framework wrote: > > For backward compatibility in php.ini set default values > > ​​gmp.default_precision = 0 > > No. INI setting is *not* backwards compatibility. An ini setting means > that *everybody* has to care about it and mind it and either check or > set it. > > An alternative is a runtime setting (gmp_set_compatiility(true) ), in > case the change is really important. I haven't looked further but > behavior should not depend on ini. We made the mistake and should learn > not repeat. > > johannes > >

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