PHP | DOMText isWhitespaceInElementContent() Function

The DOMText::isWhitespaceInElementContent() function is an inbuilt function in PHP which is used to indicate whether this text node contains whitespace or not. In simple words, this function is used to check if a DOMText object contains text or not.

Syntax:

bool DOMText::isWhitespaceInElementContent( void )

Parameters: This function doesn’t accept any parameter.

Return Value: This function returns TRUE on success.

Below examples illustrate the DOMText::isWhitespaceInElementContent() function in PHP:

Example 1:

<?php

// Create the DOMText without text
$text = new DOMText();

// Check if whitespace is there
if($text->isWhitespaceInElementContent()) {
    echo 'Yes ! object is empty.';
} else {
    echo 'NO it is not empty';
}
?>

Output:

Yes ! object is empty.

Example 2:

<?php

// Create a DOMText with text
$text = new DOMText('Geeksforgeeks');

// Check if whitespace is there
if(!$text->isWhitespaceInElementContent()) {
    echo 'No ! object isn\'t empty.';
} else {
    echo 'Object is empty';
}
?>

Output:

No ! object isn't empty.

Reference: https://www.php.net/manual/en/domtext.iswhitespaceinelementcontent.php