PHP FATAL Error:call to UNDEFINED FUNCTION Bcmul () solution

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When a server that handles network payments is migrated, it is found that it cannot be paid.

PHP Environment:

PHP version for 5.3.3

System for Red Hat 4.1.2-54

Check the Apache error log and find that a function in the encrypted file Bcmul () complains:

The code is as follows:

PHP Fatal error:call to undefined function bcmul () in/php_rsa.php in line xxx

Solution:

Use the following command:

The code is as follows: Yum install Php-bcmath

It's ready for installation.

If the following conditions occur:

The code is as follows:

Loaded Plugins:fastestmirror

Loading mirror speeds from cached hostfile

* base:mirrors.yun-idc.com

* extras:mirrors.yun-idc.com

* rpmforge:ftp.riken.jp

* updates:mirrors.yun-idc.com

Setting up Install Process

Resolving dependencies

--> Running Transaction Check

---> Package php-bcmath.x86_64 0:5.1.6-40.el5_9 set to be updated

--> processing Dependency:php-common = 5.1.6-40.el5_9 for Package:php-bcmath

--> Running Transaction Check

---> Package php-common.x86_64 0:5.1.6-40.el5_9 set to be updated

--> Processing Conflict:php53-common Conflicts Php-common

--> finished Dependency resolution

Php53-common-5.3.3-13.el5_9.1.x86_64 from installed has depsolving problems

--> Php53-common conflicts with Php-common

Error:php53-common conflicts with Php-common

You could try-using--skip-broken to work around the problem

You could try Running:package-cleanup--problems

Package-cleanup--dupes

Rpm-va--nofiles--nodigest

You need to use Yum Update, then yum install Php53-bcmath.

By the way, Bcmath this function is one of the PHP math extensions. You can use Bcscale () to set the global default number of decimal places, as follows:

The code is as follows:

String Bcmul (String $left _operand, String $right _operand [, int $scale])

Example:

The code is as follows:

echo Bcmul (' 1.34747474747 ', ' 35 ', 3); 47.161

Echo Bcmul (' 2 ', ' 4 '); 8

?>

Options for this function in php.ini:

The code is as follows:

[Bcmath]

; Number of decimal digits for all Bcmath functions.

; Http://www.php.net/manual/en/bc.configuration.php#ini.bcmath.scalebcmath.scale = 0

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