JavaScript – Math.random() Method
November 19, 2022
The Math.random() method returns a random number from 0 (inclusive) up to but not including 1 (exclusive).
JavaScript – Math.round() Method
November 19, 2022
The Math.round() method rounds a number to the nearest integer. For example, 1.49 will be rounded down to 1, while 1.5 will be rounded up to 2.
JavaScript – Math.sign() Method
November 19, 2022
The Math.sign() method returns whether a number is negative, positive or zero.
JavaScript – Math.sin() Method
November 19, 2022
The Math.sin() method returns the sine of a number (entered in radians). The returned number will be between -1 and 1.
JavaScript – Math.sinh() Method
November 19, 2022
The Math.sinh() method returns the hyperbolic sine of a number.
JavaScript – Math.sqrt() Method
November 19, 2022
The Math.sqrt() method returns the square root of a number.
JavaScript – Math.SQRT1_2 Property
November 15, 2022
The Math.SQRT1_2 property returns the square root of 1/2, which is approximately 0.707.
JavaScript – Math.SQRT2 Property
November 15, 2022
The Math.SQRT2 property returns the square root of 2, which is approximately 1.414.
JavaScript – Math.tan() Method
November 19, 2022
The Math.tan() method returns the tangent of a number.
JavaScript – Math.tanh() Method
November 19, 2022
The Math.tanh() method returns the hyperbolic tangent of a number.
JavaScript – Math.trunc() Method
November 19, 2022
The Math.trunc() method returns the integer part of a number by removing everything after the decimal point. It does not round the number.
JavaScript – Number.isFinite() Method
November 19, 2022
The Number.isFinite() method returns true if a number is finite (not Infinity, -Infinity, or NaN).
JavaScript – List of Math Methods and Properties
June 14, 2023
This is a quick reference list of JavaScript math methods and properties with examples of how they are used.
JavaScript – List of Operators
June 14, 2023
This is a quick reference list of JavaScript operators with examples of how they are used.
PHP – abs() Function
May 10, 2024
The PHP abs() function returns the absolute (positive) value of a number.
PHP – acosh() Function
May 12, 2024
The PHP acosh() function returns the inverse hyperbolic cosine of a number.
PHP – asinh() Function
May 14, 2024
The PHP asinh() function returns the inverse hyperbolic sine of a number.
PHP – atan() Function
May 15, 2024
The PHP atan() function returns the arc tangent of arg as a numeric value between -Pi/2 and Pi/2 radians.
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