PHP Atan2 () Funzione

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Sintassi:
float atan2 ($y, $x)
Parametri: questa funzione accetta due parametri ed è descritta di seguito:
  • $y:questo parametro specifica un dividendo.
  • $x: questo parametro specifica il divisore.
  • Valore restituito:< /b>Restituisce un valore in virgola mobile che è l’arcotangente di y / x in radianti. Esempi:
    Input: atan2 (0.50, 0.50) Output: 0.78539816339745 Input: atan2 (-0.50, -0.50) Output: -2.3561944901923 Input : atan2 (5, 5) Output: 0.78539816339745 Input: atan2 (10 , 20) Output: 0.46364760900081
    I seguenti programmi, che assumono valori di parametro differenti, sono usati per illustrare la funzione atan2() in PHP:

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