PHP-manual | ||
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Föregående | Nästa |
(PHP 4 >= 4.1.0, PHP 5)
expm1 -- Returns exp(number) - 1, computed in a way that is accurate even when the value of number is close to zeroVarning |
Den h�r funktionen �r EXPERIMENTELL. Dess beteende, namnet p� den, och allt annat dokumenterat om den h�r funktionen kan �ndras i framtida utg�var av PHP. Anv�nd den p� egen risk. |
expm1() returns the equivalent to 'exp(number) - 1' computed in a way that is accurate even if the value of number is near zero, a case where 'exp (number) - 1' would be inaccurate due to subtraction of two numbers that are nearly equal.
Not: Den h�r funktionen �r inte tillg�nglig under Windows.
Föregående | Hem | Nästa |
exp | Upp | floor |