PHPFATALERROR: CALLTOUNDEFINEDFUNCTIONBCMUL () solution _ PHP Tutorial

PHPFATALERROR: CALLTOUNDEFINEDFUNCTIONBCMUL () solution. When a server that handles network payment is migrated, it cannot be paid. PHP environment: the PHP version is 5.3.3 and the system is RedHat4.1.2-54 to view apache error logs. it is found that the encrypted file cannot be paid when a server that handles network payment is migrated.

PHP environment:
PHP version 5.3.3
The system is Red Hat 4.1.2-54.

View the apache error log and find that an error is returned when the function bcmul () in the encrypted file:

The code is as follows:

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

Solution:
Run the following command:

The code is as follows:

Yum install php-bcmath

The installation is complete.

If the following occurs:

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. 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. 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 cocould try using -- skip-broken to work around the problem
You cocould try running: package-cleanup -- problems
Package-cleanup -- dupes
Rpm-Va -- nofiles -- nodigest

You just need to use yum update and then yum install php53-bcmath.

By the way, bcmath is an extension of PHP mathematics. You can use bcscale () to set the global default number of decimal places. the usage is 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 of 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.scale
Bcmath. scale = 0

Bytes. PHP environment: the PHP version is 5.3.3 and the system is Red Hat 4.1.2-54. view the apache error log and find it encrypted...