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php中文网 Courses
php中文网 Courses
Aug 19, 2023 · Backend Development

How to Use PHP's sqrt() Function to Calculate Square Roots

This article explains the PHP sqrt() function, demonstrates how to compute square roots for positive and negative numbers, shows how to cast the result to an integer, and highlights important usage considerations with clear code examples.

Complex Numbersbackendfunction
0 likes · 5 min read
How to Use PHP's sqrt() Function to Calculate Square Roots
Laravel Tech Community
Laravel Tech Community
Feb 28, 2021 · Backend Development

PHP sqrt() Function – Returns the Square Root

The PHP sqrt() function returns the square root of a given float argument, returning NaN for negative inputs; the documentation details its syntax, parameter description, return value, and provides example code demonstrating usage with numbers like 9 and 10.

PHPbackendfunction
0 likes · 1 min read
PHP sqrt() Function – Returns the Square Root