#30729 [Opn->Bgs]: error at round() function

From: Date: Tue, 09 Nov 2004 07:36:31 +0000
Subject: #30729 [Opn->Bgs]: error at round() function
References: 1  Groups: php.bugs 
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ID: 30729 Updated by: derick@php.net Reported By: fansyah at yahoo dot com -Status: Open +Status: Bogus Bug Type: Math related Operating System: windows 2003 enterprise server PHP Version: 4.3.9 New Comment: Floating point values have a limited precision. Hence a value might not have the same string representation after any processing. That also includes writing a floating point value in your script and directly printing it without any mathematical operations. Thank you for your interest in PHP. . Previous Comments: ------------------------------------------------------------------------ [2004-11-09 07:03:48] fansyah at yahoo dot com Description: ------------ i have fraction 2.135 or 2.155 or 2.175 or 2.195 with around() function like this example: around(2.135,2) with result 2.13 it should be 2.14 Reproduce code: --------------- $b=2.135; echo round($b,2); Expected result: ---------------- 2.14 Actual result: -------------- 2.13 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=30729&edit=1

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