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Bug #4974 error in handling garbage value..
Submitted: 2000-06-12 11:17 UTC Modified: 2000-06-12 11:21 UTC
From: refract at dreamwiz dot com Assigned:
Status: Closed Package: Other
PHP Version: 4.0.0 Release OS: Windows2000
Private report: No CVE-ID: None
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 [2000-06-12 11:17 UTC] refract at dreamwiz dot com 
echo "echo (0.04-0.03-0.01); ===>";
echo (0.04-0.03-0.01);
echo "<BR>\n";
echo "echo (0.03-0.01-0.01-0.01); ===>";
echo (0.03-0.01-0.01-0.01);
echo "<BR>\n";
-------------------------------------------
output

echo (0.04-0.03-0.01); ===>1.7347234759768E-018
echo (0.03-0.01-0.01-0.01); ===>-3.4694469519536E-018
-------------------------------------------
This bug was reported in PHP 3.0 ...
but, still exist in PHP 4.0

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 [2000-06-12 11:21 UTC] stas at cvs dot php dot net 
this is not a bug, this is how computers handle floating point numbers.
There's no "equals" in computer floating point numbers. Everything is "more or less close to".
 
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