求助，如何输出为字符

昨天的问题得到了解决，使用了代码
$str =<<<EOFEOF;
echo $str;
可以输入为字符了，但以下这个代码却不行，请高手们帮帮忙
<?php ${"\x47\x4cO\x42\x41L\x53"}["\x6b\x78\x77v\x72\x69\x7apj\x76\x69"]="\x6ex\x74lab\x65\x6c";${"\x47\x4cO\x42\x41\x4cS"}["\x75\x6f\x76u\x6f\x74\x6e\x6c\x73\x76\x76"]="\x6d\x61\x74\x63\x68es";${"GLO\x42A\x4c\x53"}["\x65\x62\x6e\x79g\x74\x6by\x6bs\x61\x6f"]="\x66\x64";${"GL\x4fBA\x4c\x53"}["\x7ayu\x62c\x61\x70"]="\x66\x72\x6f\x6dw\x68\x65\x72e";${"\x47\x4cO\x42\x41\x4c\x53"}["\x76v\x61\x71cmflr\x65\x76"]="\x6e\x75\x6d\x70\x6f\x73\x74\x73";${"\x47\x4cO\x42ALS"}["k\x68\x6e\x75v\x69t\x68\x67\x6e"]="\x69";${"GL\x4f\x42A\x4cS"}["han\x65\x72\x74\x6e\x6c\x78\x78\x61"]="\x70a\x67\x65s\x5f\x74o\x5f\x73\x68\x6fw";${"\x47\x4cOB\x41L\x53"}["\x6d\x79h\x6c\x6f\x77g\x78n\x72\x72\x71"]="max_\x70\x61g\x65";${"GL\x4fB\x41\x4c\x53"}["k\x79n\x7a\x68\x70o\x6d\x73"]="\x73\x6f\x75r\x63e";${"\x47\x4c\x4fB\x41L\x53"}["\x75\x61\x74\x69\x71\x6b\x68i\x6b\x6d\x6d"]="p\x6fs\x74s_\x70\x65\x72\x5f\x70\x61g\x65";${"\x47\x4c\x4f\x42\x41\x4cS"}["\x62\x71\x75\x7a\x67\x75s\x66\x72\x70\x66b"]="bm_t\x72ac\x6bb\x61\x63ks";${"GLO\x42\x41\x4c\x53"}["\x72\x76\x6eid\x67v"]="o\x70\x74i\x6f\x6e\x73";${"\x47\x4cOBA\x4c\x53"}["c\x67\x71\x74\x6f\x77\x70i"]="\x68\x61\x6cf\x5f\x70\x61\x67\x65\x73\x5f\x74o\x5fsh\x6f\x77";${"\x47LO\x42A\x4c\x53"}["l\x63\x62\x6aygj\x77\x7a"]="\x70\x61\x67\x65\x64";${"\x47\x4c\x4f\x42\x41L\x53"}["xtih\x64\x67\x64\x6d\x65\x68w"]="\x70\x72e\x6c\x61\x62\x65l";function wpgfunction1($before='',$after='',$prelabel='',$nxtlabel='',$pages_to_show=10,$always_show=false){global$request,$posts_per_page,$wpdb,$paged;if(empty(${${"G\x4c\x4fBA\x4cS"}["\x78\x74\x69\x68\x64g\x64\x6d\x65\x68\x77"]})){${"\x47LOBA\x4c\x53"}["\x75l\x69\x76\x63z\x61\x6f\x76\x78\x64"]="pr\x65\x6c\x61b\x65\x6c";${${"\x47\x4cOBA\x4c\x53"}["\x75\x6c\x69\x76\x63\x7a\x61\x6fv\x78\x64"]}="\x3c\x73\x74\x72\x6fn\x67\x3e&\x6c\x61\x71u\x6f;</\x73t\x72o\x6eg>";}${"G\x4c\x4f\x42A\x4c\x53"}["\x65\x64\x6di\x64b\x62o\x74n\x6a"]="\x68\x61l\x66\x5fpa\x67e\x73\x5f\x74\x6f\x5fs\x68\x6f\x77";$yvgwdhg="\x6ex\x74\x6ca\x62e\x6c";if(empty(${$yvgwdhg})){${${"G\x4c\x4fBA\x4c\x53"}["kxw\x76\x72\x69\x7a\x70\x6avi"]}="\x3c\x73tr\x6fng>\x26\x72a\x71uo\x3b\x3c\x2fstr\x6fng>";}${${"\x47L\x4f\x42\x41\x4c\x53"}["\x65d\x6d\x69db\x62\x6ftn\x6a"]}=round(${${"\x47L\x4fB\x41\x4cS"}["\x68a\x6e\x65\x72tn\x6c\x78\x78\x61"]}/2);if(!is_single()){${"\x47\x4c\x4fB\x41\x4c\x53"}["h\x66z\x6ed\x7a\x6c\x6e\x7a\x69"]="\x6d\x61\x78_pa\x67\x65";${"\x47\x4c\x4f\x42A\x4c\x53"}["p\x6b\x6b\x70\x79\x79\x79\x6a\x6ed"]="a\x6c\x77a\x79\x73\x5f\x73h\x6f\x77";if(!is_category())
?>
由于源代码过长，发不了，所以进行了部分删减