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simplexml_load_string

Description

The simplexml_load_string of SimpleXML for PHP interprets a string of XML into an object.

Syntax

simplexml_load_string(
    string $data,
    ?string $class_name = SimpleXMLElement::class,
    int $options = 0,
    string $namespace_or_prefix = "",
    bool $is_prefix = false
): SimpleXMLElement|false

Parameters

data

A well-formed XML string

class_name

An object of the specified class. The class should extend the SimpleXMLElement class.

options

Bitwise OR of the libxml option constants.

namespace_or_prefix

Namespace prefix or URI.

is_prefix

true if namespace_or_prefix is a prefix, false if it's a URI; defaults to false.

Return

Returns an object of class SimpleXMLElement with properties containing the data held within the xml document, or false on failure.

WARNING: This function may return Boolean false, but may also return a non-Boolean value which evaluates to false. Use the === operator for testing the return value of this function.

Examples

1 · data

<?

$data =
<<<XML
<?xml version="1.0"?>
<people>
    <person xmlns:a="https://osbo.com">
        <a:first a:class="myclass" a:id="myid" a:title="mytitle">first</a:first>
        <a:last>last</a:last>
        <a:age>age</a:age>
    </person>
    <person xmlns:b="https://osbo.com">
        <b:first b:class="myclass" b:id="myid" b:title="mytitle">first</b:first>
        <b:last>last</b:last>
        <b:age>age</b:age>
    </person>
    <person xmlns:c="https://osbo.com">
        <c:first c:class="myclass" c:id="myid" c:title="mytitle">first</c:first>
        <c:last>last</c:last>
        <c:age>age</c:age>
    </person>
</people>
XML;

$return = simplexml_load_string($data);

if($return === false)
{
    die("simplexml_load_string");
}

print_r($return);

?>
SimpleXMLElement Object
(
    [person] => Array
        (
            [0] => SimpleXMLElement Object
                (
                )

            [1] => SimpleXMLElement Object
                (
                )

            [2] => SimpleXMLElement Object
                (
                )

        )

)

2 · class_name

<?

class myclass extends SimpleXMLElement
{
}

$data =
<<<XML
<?xml version="1.0"?>
<people>
    <person xmlns:a="https://osbo.com">
        <a:first a:class="myclass" a:id="myid" a:title="mytitle">first</a:first>
        <a:last>last</a:last>
        <a:age>age</a:age>
    </person>
    <person xmlns:b="https://osbo.com">
        <b:first b:class="myclass" b:id="myid" b:title="mytitle">first</b:first>
        <b:last>last</b:last>
        <b:age>age</b:age>
    </person>
    <person xmlns:c="https://osbo.com">
        <c:first c:class="myclass" c:id="myid" c:title="mytitle">first</c:first>
        <c:last>last</c:last>
        <c:age>age</c:age>
    </person>
</people>
XML;
$class_name = "myclass";

$return = simplexml_load_string($data, $class_name);

if($return === false)
{
    die("simplexml_load_string");
}

print_r($return);

?>
myclass Object
(
    [person] => Array
        (
            [0] => myclass Object
                (
                )

            [1] => myclass Object
                (
                )

            [2] => myclass Object
                (
                )

        )

)
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