Merge branch 'PHP-7.4'

nikic · nikic · commit 20e983d9ce21 · 2019-05-14T14:59:36.000+02:00
diff --git a/Zend/zend_API.h b/Zend/zend_API.h
@@ -610,6 +610,7 @@ END_EXTERN_C()
 #define RETVAL_EMPTY_STRING() 			ZVAL_EMPTY_STRING(return_value)
 #define RETVAL_RES(r)			 		ZVAL_RES(return_value, r)
 #define RETVAL_ARR(r)			 		ZVAL_ARR(return_value, r)
+#define RETVAL_EMPTY_ARRAY(r)			ZVAL_EMPTY_ARRAY(return_value)
 #define RETVAL_OBJ(r)			 		ZVAL_OBJ(return_value, r)
 #define RETVAL_ZVAL(zv, copy, dtor)		ZVAL_ZVAL(return_value, zv, copy, dtor)
 #define RETVAL_FALSE  					ZVAL_FALSE(return_value)
@@ -628,6 +629,7 @@ END_EXTERN_C()
 #define RETURN_EMPTY_STRING() 			{ RETVAL_EMPTY_STRING(); return; }
 #define RETURN_RES(r) 					{ RETVAL_RES(r); return; }
 #define RETURN_ARR(r) 					{ RETVAL_ARR(r); return; }
+#define RETURN_EMPTY_ARRAY(r)			{ RETVAL_EMPTY_ARRAY(r); return; }
 #define RETURN_OBJ(r) 					{ RETVAL_OBJ(r); return; }
 #define RETURN_ZVAL(zv, copy, dtor)		{ RETVAL_ZVAL(zv, copy, dtor); return; }
 #define RETURN_FALSE  					{ RETVAL_FALSE; return; }
diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
@@ -553,7 +553,7 @@ ZEND_FUNCTION(func_get_args)
 		} ZEND_HASH_FILL_END();
 		Z_ARRVAL_P(return_value)->nNumOfElements = arg_count;
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
diff --git a/ext/libxml/libxml.c b/ext/libxml/libxml.c
@@ -1060,7 +1060,7 @@ static PHP_FUNCTION(libxml_get_errors)
 			error = zend_llist_get_next(LIBXML(error_list));
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
diff --git a/ext/mysqli/mysqli_nonapi.c b/ext/mysqli/mysqli_nonapi.c
@@ -422,7 +422,7 @@ PHP_FUNCTION(mysqli_error_list)
 			add_next_index_zval(return_value, &single_error);
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 #else
 	if (mysql_errno(mysql->mysql)) {
@@ -434,7 +434,7 @@ PHP_FUNCTION(mysqli_error_list)
 		add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, mysql_error(mysql->mysql));
 		add_next_index_zval(return_value, &single_error);
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 #endif
 }
@@ -468,7 +468,7 @@ PHP_FUNCTION(mysqli_stmt_error_list)
 			add_next_index_zval(return_value, &single_error);
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 #else
 	if (mysql_stmt_errno(stmt->stmt)) {
@@ -480,7 +480,7 @@ PHP_FUNCTION(mysqli_stmt_error_list)
 		add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, mysql_stmt_error(stmt->stmt));
 		add_next_index_zval(return_value, &single_error);
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 #endif
 }
diff --git a/ext/reflection/php_reflection.c b/ext/reflection/php_reflection.c
@@ -1789,7 +1789,7 @@ ZEND_METHOD(reflection_function, getStaticVariables)
 		} ZEND_HASH_FOREACH_END();
 		zend_hash_copy(Z_ARRVAL_P(return_value), ht, zval_add_ref);
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
@@ -1977,8 +1977,7 @@ ZEND_METHOD(reflection_function, getParameters)
 	}
 
 	if (!num_args) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	array_init(return_value);
@@ -4788,7 +4787,7 @@ ZEND_METHOD(reflection_class, getInterfaces)
 			zend_hash_update(Z_ARRVAL_P(return_value), ce->interfaces[i]->name, &interface);
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
@@ -4808,8 +4807,7 @@ ZEND_METHOD(reflection_class, getInterfaceNames)
 
 	if (!ce->num_interfaces) {
 		/* Return an empty array if this class implements no interfaces */
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	ZEND_ASSERT(ce->ce_flags & ZEND_ACC_LINKED);
@@ -4835,8 +4833,7 @@ ZEND_METHOD(reflection_class, getTraits)
 	GET_REFLECTION_OBJECT_PTR(ce);
 
 	if (!ce->num_traits) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	array_init(return_value);
@@ -4868,8 +4865,7 @@ ZEND_METHOD(reflection_class, getTraitNames)
 	GET_REFLECTION_OBJECT_PTR(ce);
 
 	if (!ce->num_traits) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	array_init(return_value);
@@ -4910,7 +4906,7 @@ ZEND_METHOD(reflection_class, getTraitAliases)
 			i++;
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
@@ -5882,8 +5878,7 @@ ZEND_METHOD(reflection_extension, getDependencies)
 
 	if (!dep)
 	{
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	array_init(return_value);
diff --git a/ext/simplexml/simplexml.c b/ext/simplexml/simplexml.c
@@ -1368,7 +1368,7 @@ SXE_METHOD(xpath)
 			}
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETVAL_EMPTY_ARRAY();
 	}
 
 	xmlXPathFreeObject(retval);
diff --git a/ext/spl/spl_fixedarray.c b/ext/spl/spl_fixedarray.c
@@ -638,7 +638,7 @@ SPL_METHOD(SplFixedArray, toArray)
 			}
 		}
 	} else {
-		ZVAL_EMPTY_ARRAY(return_value);
+		RETURN_EMPTY_ARRAY();
 	}
 }
 /* }}} */
diff --git a/ext/sqlite3/sqlite3.c b/ext/sqlite3/sqlite3.c
@@ -679,7 +679,7 @@ PHP_METHOD(sqlite3, querySingle)
 			if (!entire_row) {
 				RETVAL_NULL();
 			} else {
-				ZVAL_EMPTY_ARRAY(return_value);
+				RETVAL_EMPTY_ARRAY();
 			}
 			break;
 		}
diff --git a/ext/standard/array.c b/ext/standard/array.c
@@ -2654,8 +2654,7 @@ PHP_FUNCTION(array_fill)
 			}
 		}
 	} else if (EXPECTED(num == 0)) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	} else {
 		php_error_docref(NULL, E_WARNING, "Number of elements can't be negative");
 		RETURN_FALSE;
@@ -3490,8 +3489,7 @@ PHP_FUNCTION(array_slice)
 
 	/* Clamp the offset.. */
 	if (offset > (zend_long) num_in) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	} else if (offset < 0 && (offset = (num_in + offset)) < 0) {
 		offset = 0;
 	}
@@ -3504,8 +3502,7 @@ PHP_FUNCTION(array_slice)
 	}
 
 	if (length <= 0) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	/* Initialize returned array */
@@ -4037,8 +4034,7 @@ PHP_FUNCTION(array_values)
 	/* Return empty input as is */
 	arrlen = zend_hash_num_elements(arrval);
 	if (!arrlen) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	/* Return vector-like packed arrays as-is */
@@ -5447,8 +5443,7 @@ PHP_FUNCTION(array_diff)
 				RETURN_NULL();
 			}
 		}
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	} else if (num == 1) {
 		int found = 0;
 		zend_string *search_str, *tmp_search_str;
@@ -5465,8 +5460,7 @@ PHP_FUNCTION(array_diff)
 					RETURN_NULL();
 				}
 			}
-			ZVAL_EMPTY_ARRAY(return_value);
-			return;
+			RETURN_EMPTY_ARRAY();
 		}
 
 		search_str = zval_get_tmp_string(value, &tmp_search_str);
@@ -5492,7 +5486,7 @@ PHP_FUNCTION(array_diff)
 		zend_tmp_string_release(tmp_search_str);
 
 		if (found) {
-			ZVAL_EMPTY_ARRAY(return_value);
+			RETVAL_EMPTY_ARRAY();
 		} else {
 			ZVAL_COPY(return_value, &args[0]);
 		}
@@ -6426,8 +6420,7 @@ PHP_FUNCTION(array_combine)
 	}
 
 	if (!num_keys) {
-		ZVAL_EMPTY_ARRAY(return_value);
-		return;
+		RETURN_EMPTY_ARRAY();
 	}
 
 	array_init_size(return_value, num_keys);

Original file line number	Diff line number	Diff line change
`@@ -553,7 +553,7 @@ ZEND_FUNCTION(func_get_args)`
`553`	`553`	`} ZEND_HASH_FILL_END();`
`554`	`554`	`Z_ARRVAL_P(return_value)->nNumOfElements = arg_count;`
`555`	`555`	`} else {`
`556`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`556`	`+ RETURN_EMPTY_ARRAY();`
`557`	`557`	`}`
`558`	`558`	`}`
`559`	`559`	`/* }}} */`
Original file line number	Diff line number	Diff line change
`@@ -1060,7 +1060,7 @@ static PHP_FUNCTION(libxml_get_errors)`
`1060`	`1060`	`error = zend_llist_get_next(LIBXML(error_list));`
`1061`	`1061`	`}`
`1062`	`1062`	`} else {`
`1063`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`1063`	`+ RETURN_EMPTY_ARRAY();`
`1064`	`1064`	`}`
`1065`	`1065`	`}`
`1066`	`1066`	`/* }}} */`
Original file line number	Diff line number	Diff line change
`@@ -422,7 +422,7 @@ PHP_FUNCTION(mysqli_error_list)`
`422`	`422`	`add_next_index_zval(return_value, &single_error);`
`423`	`423`	`}`
`424`	`424`	`} else {`
`425`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`425`	`+ RETURN_EMPTY_ARRAY();`
`426`	`426`	`}`
`427`	`427`	`#else`
`428`	`428`	`if (mysql_errno(mysql->mysql)) {`
`@@ -434,7 +434,7 @@ PHP_FUNCTION(mysqli_error_list)`
`434`	`434`	`add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, mysql_error(mysql->mysql));`
`435`	`435`	`add_next_index_zval(return_value, &single_error);`
`436`	`436`	`} else {`
`437`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`437`	`+ RETURN_EMPTY_ARRAY();`
`438`	`438`	`}`
`439`	`439`	`#endif`
`440`	`440`	`}`
`@@ -468,7 +468,7 @@ PHP_FUNCTION(mysqli_stmt_error_list)`
`468`	`468`	`add_next_index_zval(return_value, &single_error);`
`469`	`469`	`}`
`470`	`470`	`} else {`
`471`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`471`	`+ RETURN_EMPTY_ARRAY();`
`472`	`472`	`}`
`473`	`473`	`#else`
`474`	`474`	`if (mysql_stmt_errno(stmt->stmt)) {`
`@@ -480,7 +480,7 @@ PHP_FUNCTION(mysqli_stmt_error_list)`
`480`	`480`	`add_assoc_string_ex(&single_error, "error", sizeof("error") - 1, mysql_stmt_error(stmt->stmt));`
`481`	`481`	`add_next_index_zval(return_value, &single_error);`
`482`	`482`	`} else {`
`483`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`483`	`+ RETURN_EMPTY_ARRAY();`
`484`	`484`	`}`
`485`	`485`	`#endif`
`486`	`486`	`}`
Original file line number	Diff line number	Diff line change
`@@ -1789,7 +1789,7 @@ ZEND_METHOD(reflection_function, getStaticVariables)`
`1789`	`1789`	`} ZEND_HASH_FOREACH_END();`
`1790`	`1790`	`zend_hash_copy(Z_ARRVAL_P(return_value), ht, zval_add_ref);`
`1791`	`1791`	`} else {`
`1792`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`1792`	`+ RETURN_EMPTY_ARRAY();`
`1793`	`1793`	`}`
`1794`	`1794`	`}`
`1795`	`1795`	`/* }}} */`
`@@ -1977,8 +1977,7 @@ ZEND_METHOD(reflection_function, getParameters)`
`1977`	`1977`	`}`
`1978`	`1978`
`1979`	`1979`	`if (!num_args) {`
`1980`		`- ZVAL_EMPTY_ARRAY(return_value);`
`1981`		`- return;`
	`1980`	`+ RETURN_EMPTY_ARRAY();`
`1982`	`1981`	`}`
`1983`	`1982`
`1984`	`1983`	`array_init(return_value);`
`@@ -4788,7 +4787,7 @@ ZEND_METHOD(reflection_class, getInterfaces)`
`4788`	`4787`	`zend_hash_update(Z_ARRVAL_P(return_value), ce->interfaces[i]->name, &interface);`
`4789`	`4788`	`}`
`4790`	`4789`	`} else {`
`4791`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`4790`	`+ RETURN_EMPTY_ARRAY();`
`4792`	`4791`	`}`
`4793`	`4792`	`}`
`4794`	`4793`	`/* }}} */`
`@@ -4808,8 +4807,7 @@ ZEND_METHOD(reflection_class, getInterfaceNames)`
`4808`	`4807`
`4809`	`4808`	`if (!ce->num_interfaces) {`
`4810`	`4809`	`/* Return an empty array if this class implements no interfaces */`
`4811`		`- ZVAL_EMPTY_ARRAY(return_value);`
`4812`		`- return;`
	`4810`	`+ RETURN_EMPTY_ARRAY();`
`4813`	`4811`	`}`
`4814`	`4812`
`4815`	`4813`	`ZEND_ASSERT(ce->ce_flags & ZEND_ACC_LINKED);`
`@@ -4835,8 +4833,7 @@ ZEND_METHOD(reflection_class, getTraits)`
`4835`	`4833`	`GET_REFLECTION_OBJECT_PTR(ce);`
`4836`	`4834`
`4837`	`4835`	`if (!ce->num_traits) {`
`4838`		`- ZVAL_EMPTY_ARRAY(return_value);`
`4839`		`- return;`
	`4836`	`+ RETURN_EMPTY_ARRAY();`
`4840`	`4837`	`}`
`4841`	`4838`
`4842`	`4839`	`array_init(return_value);`
`@@ -4868,8 +4865,7 @@ ZEND_METHOD(reflection_class, getTraitNames)`
`4868`	`4865`	`GET_REFLECTION_OBJECT_PTR(ce);`
`4869`	`4866`
`4870`	`4867`	`if (!ce->num_traits) {`
`4871`		`- ZVAL_EMPTY_ARRAY(return_value);`
`4872`		`- return;`
	`4868`	`+ RETURN_EMPTY_ARRAY();`
`4873`	`4869`	`}`
`4874`	`4870`
`4875`	`4871`	`array_init(return_value);`
`@@ -4910,7 +4906,7 @@ ZEND_METHOD(reflection_class, getTraitAliases)`
`4910`	`4906`	`i++;`
`4911`	`4907`	`}`
`4912`	`4908`	`} else {`
`4913`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`4909`	`+ RETURN_EMPTY_ARRAY();`
`4914`	`4910`	`}`
`4915`	`4911`	`}`
`4916`	`4912`	`/* }}} */`
`@@ -5882,8 +5878,7 @@ ZEND_METHOD(reflection_extension, getDependencies)`
`5882`	`5878`
`5883`	`5879`	`if (!dep)`
`5884`	`5880`	`{`
`5885`		`- ZVAL_EMPTY_ARRAY(return_value);`
`5886`		`- return;`
	`5881`	`+ RETURN_EMPTY_ARRAY();`
`5887`	`5882`	`}`
`5888`	`5883`
`5889`	`5884`	`array_init(return_value);`
Original file line number	Diff line number	Diff line change
`@@ -1368,7 +1368,7 @@ SXE_METHOD(xpath)`
`1368`	`1368`	`}`
`1369`	`1369`	`}`
`1370`	`1370`	`} else {`
`1371`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`1371`	`+ RETVAL_EMPTY_ARRAY();`
`1372`	`1372`	`}`
`1373`	`1373`
`1374`	`1374`	`xmlXPathFreeObject(retval);`
Original file line number	Diff line number	Diff line change
`@@ -638,7 +638,7 @@ SPL_METHOD(SplFixedArray, toArray)`
`638`	`638`	`}`
`639`	`639`	`}`
`640`	`640`	`} else {`
`641`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`641`	`+ RETURN_EMPTY_ARRAY();`
`642`	`642`	`}`
`643`	`643`	`}`
`644`	`644`	`/* }}} */`
Original file line number	Diff line number	Diff line change
`@@ -679,7 +679,7 @@ PHP_METHOD(sqlite3, querySingle)`
`679`	`679`	`if (!entire_row) {`
`680`	`680`	`RETVAL_NULL();`
`681`	`681`	`} else {`
`682`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`682`	`+ RETVAL_EMPTY_ARRAY();`
`683`	`683`	`}`
`684`	`684`	`break;`
`685`	`685`	`}`
Original file line number	Diff line number	Diff line change
`@@ -2654,8 +2654,7 @@ PHP_FUNCTION(array_fill)`
`2654`	`2654`	`}`
`2655`	`2655`	`}`
`2656`	`2656`	`} else if (EXPECTED(num == 0)) {`
`2657`		`- ZVAL_EMPTY_ARRAY(return_value);`
`2658`		`- return;`
	`2657`	`+ RETURN_EMPTY_ARRAY();`
`2659`	`2658`	`} else {`
`2660`	`2659`	`php_error_docref(NULL, E_WARNING, "Number of elements can't be negative");`
`2661`	`2660`	`RETURN_FALSE;`
`@@ -3490,8 +3489,7 @@ PHP_FUNCTION(array_slice)`
`3490`	`3489`
`3491`	`3490`	`/* Clamp the offset.. */`
`3492`	`3491`	`if (offset > (zend_long) num_in) {`
`3493`		`- ZVAL_EMPTY_ARRAY(return_value);`
`3494`		`- return;`
	`3492`	`+ RETURN_EMPTY_ARRAY();`
`3495`	`3493`	`} else if (offset < 0 && (offset = (num_in + offset)) < 0) {`
`3496`	`3494`	`offset = 0;`
`3497`	`3495`	`}`
`@@ -3504,8 +3502,7 @@ PHP_FUNCTION(array_slice)`
`3504`	`3502`	`}`
`3505`	`3503`
`3506`	`3504`	`if (length <= 0) {`
`3507`		`- ZVAL_EMPTY_ARRAY(return_value);`
`3508`		`- return;`
	`3505`	`+ RETURN_EMPTY_ARRAY();`
`3509`	`3506`	`}`
`3510`	`3507`
`3511`	`3508`	`/* Initialize returned array */`
`@@ -4037,8 +4034,7 @@ PHP_FUNCTION(array_values)`
`4037`	`4034`	`/* Return empty input as is */`
`4038`	`4035`	`arrlen = zend_hash_num_elements(arrval);`
`4039`	`4036`	`if (!arrlen) {`
`4040`		`- ZVAL_EMPTY_ARRAY(return_value);`
`4041`		`- return;`
	`4037`	`+ RETURN_EMPTY_ARRAY();`
`4042`	`4038`	`}`
`4043`	`4039`
`4044`	`4040`	`/* Return vector-like packed arrays as-is */`
`@@ -5447,8 +5443,7 @@ PHP_FUNCTION(array_diff)`
`5447`	`5443`	`RETURN_NULL();`
`5448`	`5444`	`}`
`5449`	`5445`	`}`
`5450`		`- ZVAL_EMPTY_ARRAY(return_value);`
`5451`		`- return;`
	`5446`	`+ RETURN_EMPTY_ARRAY();`
`5452`	`5447`	`} else if (num == 1) {`
`5453`	`5448`	`int found = 0;`
`5454`	`5449`	`zend_string search_str, tmp_search_str;`
`@@ -5465,8 +5460,7 @@ PHP_FUNCTION(array_diff)`
`5465`	`5460`	`RETURN_NULL();`
`5466`	`5461`	`}`
`5467`	`5462`	`}`
`5468`		`- ZVAL_EMPTY_ARRAY(return_value);`
`5469`		`- return;`
	`5463`	`+ RETURN_EMPTY_ARRAY();`
`5470`	`5464`	`}`
`5471`	`5465`
`5472`	`5466`	`search_str = zval_get_tmp_string(value, &tmp_search_str);`
`@@ -5492,7 +5486,7 @@ PHP_FUNCTION(array_diff)`
`5492`	`5486`	`zend_tmp_string_release(tmp_search_str);`
`5493`	`5487`
`5494`	`5488`	`if (found) {`
`5495`		`- ZVAL_EMPTY_ARRAY(return_value);`
	`5489`	`+ RETVAL_EMPTY_ARRAY();`
`5496`	`5490`	`} else {`
`5497`	`5491`	`ZVAL_COPY(return_value, &args[0]);`
`5498`	`5492`	`}`
`@@ -6426,8 +6420,7 @@ PHP_FUNCTION(array_combine)`
`6426`	`6420`	`}`
`6427`	`6421`
`6428`	`6422`	`if (!num_keys) {`
`6429`		`- ZVAL_EMPTY_ARRAY(return_value);`
`6430`		`- return;`
	`6423`	`+ RETURN_EMPTY_ARRAY();`
`6431`	`6424`	`}`
`6432`	`6425`
`6433`	`6426`	`array_init_size(return_value, num_keys);`