This article explains PHP's ceil() function, shows its syntax, and provides three code examples demonstrating how to round floating‑point numbers and integers upward, including the resulting outputs and a brief discussion of each case.
The article explains PHP's ceil() function, detailing its syntax, parameter, and behavior with positive, negative, and integer values, and provides four code examples demonstrating rounding up numbers, while noting that the function only works with numeric data.
The PHP tanh() function returns the hyperbolic tangent of a float argument, defined as sinh(arg)/cosh(arg), and the article explains its signature, parameters, return value, provides example code snippets, and shows the resulting output values.
This article explains PHP's fmod() function, detailing its syntax, parameter meanings, return value, and provides a practical code example that demonstrates how it calculates the floating‑point remainder of a division operation.
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.
The article explains PHP’s atanh() function, which computes the inverse hyperbolic tangent of a float argument, detailing its signature, parameter, return value, and providing sample code with expected outputs for various inputs.
This article explains PHP’s atan() function, detailing its signature, parameter description, return value in radians, and provides multiple code examples demonstrating how different inputs produce corresponding inverse tangent results, including positive, negative, and large magnitude numbers, along with the exact numeric outputs.
The PHP acos() function returns the arccosine of a given float argument in radians, detailing its signature, parameter description, return value, and providing example code with expected outputs for various inputs.
