<?php
if(empty($_GET['action'])){
    $cuid = get_baidu_cuid();
    if($cuid !== false){
        $result = isOrder($cuid, GAME_NAME);
    }else{
        echo '<script>alert("\u8bf7\u5728\u767e\u5ea6\u624b\u673a\u52a9\u624b\u4e2d\u6253\u5f00\u6b64\u9875")</script>';
        exit;
    }
?>
    html code to run if condition is true
    <?php
        if ( $result ) {
    ?>
    html code to run if condition is true
    <?php
        } else {
    ?>
    html code to run if condition is true
    <?php
        }
    ?>