thinking out laud

function matrix_screen_shortcode( $atts ) {
$atts = shortcode_atts( array(
‘message’ => ‘Wake up, Neo.’,
), $atts, ‘matrix_screen’ );

$output = ‘<div id=”matrix-screen” style=”font-family: monospace;”></div>’;
$output .= ‘<script>’;
$output .= ‘document.addEventListener(“DOMContentLoaded”, function() {‘;
$output .= ‘var message = “‘ . $atts[‘message’] . ‘”;’;
$output .= ‘var screen = document.getElementById(“matrix-screen”);’;
$output .= ‘var interval = setInterval(function() {‘;
$output .= ‘var text = “”;’;
$output .= ‘for (var i = 0; i < 500; i++) {‘;
$output .= ‘text += Math.random() < 0.5 ? “0” : “1”;’;
$output .= ‘}’;
$output .= ‘screen.innerText = text;’;
$output .= ‘}, 100);’;
$output .= ‘setTimeout(function() {‘;
$output .= ‘clearInterval(interval);’;
$output .= ‘screen.innerText = message;’;
$output .= ‘}, 1000);’;
$output .= ‘});’;
$output .= ‘</script>’;

return $output;
}
add_shortcode( ‘matrix_screen’, ‘matrix_screen_shortcode’ );