Function __global->acos

Definitions

sources_custom/phpstub.php

  • Arc cosine.
  • Visibility: public
  • Is abstract?: No
  • Is static?: No
  • Is final?: No
  • Returns: float

Parameters

Name Type Passed by reference? Variadic? Default Set Range Description
$arg float No No required parameter N/A N/A Argument

Returns

  • Angle
  • Type: float
  • Set: N/A
  • Range: N/A

Preview

Code (PHP)

/**
 * Arc cosine.
 *
 * @param  float $arg Argument
 * @return float Angle
 */
function acos(float $arg) : float