Backend Development 1 min read
PHP cos() Function – Description, Parameters, Return Value, and Example
This article explains PHP’s cos() function, detailing its purpose of returning the cosine of a radian argument, describing the arg parameter, the return value, and providing a sample code snippet that demonstrates its usage and expected output.
Laravel Tech Community
Laravel Tech Community
Function: cos() returns the cosine of the given argument.
Parameter: arg – angle expressed in radians.
Return value: The cosine of arg as a floating‑point number.
Example:
Output:
// -1Written by
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