ZEND_UNARY_PLUS 305 Zend/zend_ast.c case ZEND_UNARY_PLUS: ZEND_UNARY_PLUS 5850 Zend/zend_language_parser.c { (yyval).u.ast = zend_ast_create_unary(ZEND_UNARY_PLUS, (yyvsp[(2) - (2)]).u.ast); } ZEND_UNARY_PLUS 1039 Zend/zend_language_parser.y | '+' static_scalar_value { $$.u.ast = zend_ast_create_unary(ZEND_UNARY_PLUS, $2.u.ast); }