tan

(PHP 4, PHP 5, PHP 7, PHP 8)

tan —Tangent

Description

tan() returns the tangent of thenum parameter. Thenum parameter is in radians.

Parameters

num

The argument to process in radians

Return Values

The tangent ofnum

Examples

See Also

• atan() - Arc tangent
• atan2() - Arc tangent of two variables
• sin() - Sine
• cos() - Cosine
• tanh() - Hyperbolic tangent
• deg2rad() - Converts the number in degrees to the radian equivalent