一段很另类的Hello world!
define(_,chr();
define(__,).);define(___,"print ");define(____,"!;");define(_____,_."0x48".__._."0x65".__._."0x6C".__._."0x6C".__);define(______,_."0x6F".__._."0x20".__._."0x77".__._."0x6F".__);define(_______,_."0x72".__._."0x6C".__._."0x64".__);define(________,_____.______._______);define(_________,___.________.____);eval(_________);
补充:综合编程 , 其他综合 ,