The XMLReader::__toString() function is an inbuilt function in PHP which is used to get the text content that is directly in current element. This function does not return text content that is inside this element’s children.
Syntax:
void XMLReader::__toString( void )
Parameters: This function doesn’t accept any parameters.
Return Value: This function returns a string content on success or an empty string on failure.
Below examples illustrate the XMLReader::__toString() function in PHP:
Example 1:
PHP
<?php// Create the XML$xmlstr = <<<XML<?xml version='1.0'?><library> neveropen</library>XML;// Create a new SimpleXMLElement$SXE = new SimpleXMLElement($xmlstr);// Get the content$string = $SXE->__toString();echo $string;?> |
Output:
neveropen
Example 2:
PHP
<?php// Create the XML$xmlstr = <<<XML<?xml version='1.0'?><div> <sub> This text should not be visible </sub></div>XML;// Create a new SimpleXMLElement$SXE = new SimpleXMLElement($xmlstr);// Add the attribute$string = $SXE->__toString();echo $string;?> |
Output:
// Empty string because text content is in a children node not current node.
Reference: https://www.php.net/manual/en/simplexmlelement.tostring.php
