为何php解析后会出现换行

为什么php解析后会出现换行

PHP code

public function javascript()
     {
          ?>
           
     }
     

HTML code

var cr = new Array();

                                        name = "2001
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2001
';
                                        name = "2002
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2002
';
                                        name = "2003
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2003
';
                                        name = "2004
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2004
';
                                        name = "2005
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2005
';
                                        name = "2006
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2006
';
                                        name = "2007
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2007
';
                                        name = "2008
";
                         cr[name]            = new Array();
                         cr[name]["code"]    = '2008
';
                              return cr;