PHP | ReflectionExtension export() Function
Last Updated :
13 Dec, 2019
The ReflectionExtension::export() function is an inbuilt function in PHP which is used to return the export as a string if the return parameter is set to TRUE, otherwise NULL is returned.
Syntax:
string ReflectionExtension::export( string $name,
string $return )
Parameters: This function accepts two parameters as mentioned above and described below:
- $name: This parameter holds the export of reflection.
- $return: This parameter holds the Boolean value. If its value is set to True then it will export the reflected extension. If its value is set to False then it will not export the reflected extension.
Return Value: This function returns the export as a string if the return parameter is set to TRUE, otherwise NULL is returned.
Below programs illustrate the ReflectionExtension::export() function in PHP:
Program_1:
<?php
$A = 'DOM' ;
$extension = new ReflectionExtension( $A );
$B = $extension ->export( $A , $return = FALSE);
var_dump( $B );
?>
|
Output:
Extension [ <persistent> extension #18 dom version 20031129 ] {
– Dependencies {
Dependency [ libxml (Required) ]
Dependency [ domxml (Conflicts) ]
}
– Constants [45] {
Constant [ integer XML_ELEMENT_NODE ] { 1 }
. . .
Constant [ integer DOM_VALIDATION_ERR ] { 16 }
}
. . .
. . .
– Parameters [3] {
Parameter #0 [ <required> $expr ]
Parameter #1 [ <optional> DOMNode or NULL $context ]
Parameter #2 [ <optional> $registerNodeNS ]
}
}
Method [ <internal:dom> public method registerPhpFunctions ] {
– Parameters [0] {
}
}
}
}
}
}
NULL
Program_2:
<?php
$extension = new ReflectionExtension( 'xml' );
var_dump( $extension ->export( 'xml' , $return = TRUE));
?>
|
Output:
string(6209) “Extension [ <persistent> extension #15 xml version 7.0.33-0ubuntu0.16.04.7 ] {
– Dependencies {
Dependency [ libxml (Required) ]
}
. . .
Function [ <internal:xml> function utf8_decode ] {
– Parameters [1] {
Parameter #0 [ <required> $data ]
}
}
}
}
”
Reference: https://www.php.net/manual/en/reflectionextension.export.php
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