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( 'Geeksforneveropen' ); // 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