PHP 5.6.0beta1 released

ReflectionFunctionAbstract::getNumberOfRequiredParameters

(PHP 5 >= 5.0.3)

ReflectionFunctionAbstract::getNumberOfRequiredParametersGets number of required parameters

Description

public int ReflectionFunctionAbstract::getNumberOfRequiredParameters ( void )

Get the number of required parameters that a function defines.

Warning

This function is currently not documented; only its argument list is available.

Parameters

This function has no parameters.

Return Values

The number of required parameters.

See Also

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User Contributed Notes 1 note

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2
sebastian at sebastian-eiweleit dot de
7 months ago
<?php
namespace ExampleWorld;
// The Class
class helloWorld {
   
/* Method with two required arguments */

   
public function requiredTwoArguments ( $var1, $var2 ) {
       
// Some code ...
   
}

   
/* Method with two arguments, but just one is required */
   
public function requiredOneArgument ( $var1, $var2 = false ) {
       
// Some code ...
   
}
}

$r = new \ReflectionMethod ( 'ExampleWorld\helloWorld', 'requiredTwoArguments' );
echo
$r->getNumberOfRequiredParameters ();

$r = new \ReflectionMethod ( 'ExampleWorld\helloWorld', 'requiredOneArgument' );
echo
$r->getNumberOfRequiredParameters ();

// Output: 2 1
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