What is the PHP function for calculating the square root of a value?

To calculate the square root of a value in PHP, you can use the built-in function `sqrt()`. This function takes a single parameter, the value for which you want to find the square root, and returns the square root of that value. 

$value = 16;
$squareRoot = sqrt($value);
echo "The square root of $value is: $squareRoot";

Keywords

PHP function square root calculation value

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