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30 lis 2011 · Just use mktime for all operations and then convert it back to readable format (using date) when you output dates: $a = mktime(0, 0, 12); $b = mktime(0, 0, 5); echo date('G:i:s', $a + $b); echo date('G:i:s', ($a + $b) / 2); answered Nov 30, 2011 at 9:24. Ondrej Slinták. 31.7k 21 95 127.
I recently created a PHP package that provides a math_eval helper function. It does exactly what you need, without the need to use the potentially unsafe eval function. You just pass in the string version of the mathematical expression and it returns the result. $two = math_eval('1 + 1'); $three = math_eval('5 - 2');
PHP Math Introduction. The math functions can handle values within the range of integer and float types.
11 lis 2011 · I am trying to write a math equation with PHP. The equation I need to write is: (.0054 * 260000) / (1-1.0054^-360) This equals: 1639.958570 (On my calculator) With the script I am writing I have it as such: $dec = .0054; $amount = 260000; $months = 360; $equation = ($dec * $amount) / (1 - (1 + $dec)^-$months);
Powerful modern math library for PHP: Features descriptive statistics and regressions; Continuous and discrete probability distributions; Linear algebra with matrices and vectors, Numerical analysis; special mathematical functions; Algebra
22 cze 2023 · PHP Math Functions Complete Reference. Last Updated : 22 Jun, 2023. The predefined math functions in PHP are used to handle the mathematical operations within the integer and float types. These math functions are part of the PHP core. Installation: These functions have not required any installation. The complete list of PHP math functions are ...
21 lis 2023 · Whether your projects involve financial analysis, scientific simulations, or data processing, keep this list handy so you can reference these functions as needed over time. Use these PHP math functions and examples to save you time while programming different web development projects.
