$res = 0.0 * -1.0;
I get float -0
What is this strange behavior?
$res = 0.0 * -1.0; I get float -0 What is this strange behavior?
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Floating point numbers allow have a signed zero.
You shouldn’t worry, however, as
+0.0 === -0.0(demo). (Not that you should use that sort of comparison for floats.)