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PHP - gmp_root() Function
Definition and Usage
The gmp_root() function returns the integer value for the root.
Description
The gmp_root() takes the nth root of the number given and returns the integer value.
Syntax
gmp_root ( GMP $a , int $nth ) : GMP
Parameters
| Sr.No | Parameter & Description |
|---|---|
| 1 | a It can a GMP resource number , a gmp object or a numeric string. |
| 2 | nth The positive root to be taken for number a. |
Return Values
PHP gmp_root() function returns GMP number as integer from the root taken.
PHP Version
This function will work from PHP Version greater than 5.6.0.
Example 1
Working of gmp_root −
<?php $num = gmp_root('144', 2); echo "The result is : ".$num; ?> This will produce following result −
The result is : 12
Example 2
Working of gmp_root() −
<?php $num = gmp_root('2685619', 3); echo "The result is : ".$num; ?> This will produce following result −
The result is : 139
php_function_reference.htm
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