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Bug #21458 simple calcul have strange result
Submitted: 2003-01-06 05:16 UTC Modified: 2003-01-06 06:20 UTC
From: bibifoc23 at yahoo dot fr Assigned:
Status: Not a bug Package: Scripting Engine problem
PHP Version: 4.3.0 OS: linux and windows
Private report: No CVE-ID: None
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From: bibifoc23 at yahoo dot fr
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 [2003-01-06 05:16 UTC] bibifoc23 at yahoo dot fr 
<?php

for ( $i=0.01;$i<0.2;$i+=0.01) {
  echo (15+$i-15)."\n";
}
?>

i should have:
 0.01
 0.02
 0.03
 0.04
 0.05
....
 0.19

but i get :
0.00999999999998
0.02
0.0299999999999
0.0399999999999
0.0500000000001
0.06
0.07
0.08
0.09
...
0.19

A test on linux RedHat 6.2 and Windows 2000 SP3

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 [2003-01-06 06:20 UTC] georg@php.net 
Actually this is documented:
http://www.php.net/manual/en/language.types.float.php
 
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