com php-src: extend info to float related constants: UPGRADING
| From: | Anatol Belski | Date: | Fri, 28 Oct 2016 18:49:12 +0000 |
| Subject: | com php-src: extend info to float related constants: UPGRADING | ||
| Groups: | php.cvs | ||
| Request: | Send a blank email to php-cvs+get-95325@lists.php.net to get a copy of this message | ||
Commit: cc81971e9e399d04ea602c67c85435f7f5fa9a7c
Author: Anatol Belski <ab@php.net> Fri, 28 Oct 2016 20:49:12 +0200
Parents: 431abb211710bd6e9272d79f6e67627774ebaf28
Branches: master
Link: http://git.php.net/?p=php-src.git;a=commitdiff;h=cc81971e9e399d04ea602c67c85435f7f5fa9a7c
Log:
extend info to float related constants
Changed paths:
M UPGRADING
Diff:
diff --git a/UPGRADING b/UPGRADING
index 49428f0..ada82c8 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -123,10 +123,12 @@ PHP 7.2 UPGRADE NOTES
========================================
- Core:
- . PHP_FLOAT_DIG
- . PHP_FLOAT_EPSILON
- . PHP_FLOAT_MIN
- . PHP_FLOAT_MAX
+ . PHP_FLOAT_DIG number of decimal digits, that can be rounded into a
+ float and back without precision loss
+ . PHP_FLOAT_EPSILON smallest representable positive number x, so then
+ x + 1.0 != 1.0
+ . PHP_FLOAT_MIN max representable float number
+ . PHP_FLOAT_MAX min representable float number
- GD:
. IMG_EFFECT_MULTIPLY