File: src/eMacros/Runtime/Arithmetic/Modulus.php

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File: src/eMacros/Runtime/Arithmetic/Modulus.php
Role: Class source
Content type: text/plain
Description: Class source
Class: eMacros
PHP LISP language interpreter
Author: By
Last change:
Date: 7 years ago
Size: 694 bytes
 

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<?php
namespace eMacros\Runtime\Arithmetic;

use
eMacros\Runtime\GenericFunction;

class
Modulus extends GenericFunction {
   
/**
     * Caculates the modulus between 2 values
     * Usage: (mod -1 5)
     * Returns: number
     * (non-PHPdoc)
     * @see \eMacros\Runtime\GenericFunction::execute()
     */
   
public function execute(array $arguments) {
        if (empty(
$arguments)) {
           
//no arguments
           
throw new \BadFunctionCallException("Modulus: No arguments found.");
        }
       
        if (!isset(
$arguments[1])) {
           
//not enough arguments
           
throw new \BadFunctionCallException("Modulus: At least 2 arguments are required");
        }
       
        return
$arguments[0] % $arguments[1];
    }
}

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