<?php

function wp_html_split( $input ) {

$output = array();
$pos = 0;
$length = strlen( $input );

while ( $pos < $length ) {

// Find next element.
$start = strpos( $input, '<', $pos );

// No more elements?
if ( false === $start ) {
	$output[] = substr( $input, $pos );
	return $output;
}

// Capture space between elements.
$output[] = substr( $input, $pos, $start - $pos );
$pos = $start;

// Is this an HTML comment?
if ( substr( $input, $pos, 4 ) == '<!--' ) {
	$end = strpos( $input, '-->', $pos );
	if ( false === $end ) {
		$output[] = substr( $input, $pos );
		return $output;
	} else {
		$end += 3;
		$output[] = substr( $input, $pos, $end - $pos );
		$pos = $end;
	}
} elseif ( substr( $input, $pos, 9 ) == '<![CDATA[' ) {
	$end = strpos( $input, ']]>', $pos );
	if ( false === $end ) {
		$output[] = substr( $input, $pos );
		return $output;
	} else {
		$end += 3;
		$output[] = substr( $input, $pos, $end - $pos );
		$pos = $end;
	}
} else {
	$end = strpos( $input, '>', $pos );
	if ( false === $end ) {
		$output[] = substr( $input, $pos );
		return $output;
	} else {
		$end += 1;
		$output[] = substr( $input, $pos, $end - $pos );
		$pos = $end;
	}
}

} // while

return $output;

} // function