ZEND_ECHO         493 Zend/zend_compile.c 	opline->opcode = ZEND_ECHO;
ZEND_ECHO         883 Zend/zend_vm_def.h ZEND_VM_HANDLER(40, ZEND_ECHO, CONST|TMP|VAR|CV, ANY)
ZEND_ECHO         909 Zend/zend_vm_def.h 	ZEND_VM_DISPATCH_TO_HANDLER(ZEND_ECHO);