sin

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sin - Sine
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sin( float$num ): float

sin returns the sine of the num parameter. The num parameter is in radians.

Parameters

num

A value in radians

Return Values

The sine of num

Related Functions

  • asin - Arc sine
  • cos - Cosine
  • deg2rad - Converts the number in degrees to the radian equivalent
  • sinh - Hyperbolic sine
  • tan - Tangent

Example of sin

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<?php
$return = sin(3);
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Function sin:

Mathematical Functions Functions

Most used PHP functions