JavaScript acosh() methode
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Definitie en gebruik
acosh() De methode retourneert de hyperbolische arcuscosinus van een getal.
Opmerking：Als parameter x Is kleiner dan 1, dan retourneert deze methode NaN.
Syntax
Math.acosh(x)
Parameterwaarde
| Parameter | Beschrijving |
|---|---|
| x | Verplicht. Getal. |
Technische details
| Retourwaarde： | Getal, als de parameter kleiner is dan 1, wordt NaN geretourneerd. |
|---|---|
| JavaScript versie： | ECMAScript 6 |
Browser support
Math.acosh() Is an ES1 feature (JavaScript 1999). All browsers fully support it:
| Chrome | IE | Edge | Firefox | Safari | Opera |
|---|---|---|---|---|---|
| Support | Support | Support | Support | Support | Support |
Related pages
Tutorial:JavaScript mathematics
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