Deprecate array_key_exists() on objects

Author: nikic

Zend/zend_execute.c

@@ -2586,6 +2586,10 @@ static zend_never_inline uint32_t ZEND_FASTCALL zend_array_key_exists_fast(HashT
 static zend_never_inline uint32_t ZEND_FASTCALL zend_array_key_exists_slow(zval *subject, zval *key OPLINE_DC EXECUTE_DATA_DC)
 {
 	if (EXPECTED(Z_TYPE_P(subject) == IS_OBJECT)) {
+		zend_error(E_DEPRECATED, "array_key_exists(): "
+			"Using array_key_exists() on objects is deprecated. "
+			"Use isset() or property_exists() instead");
+
 		HashTable *ht = zend_get_properties_for(subject, ZEND_PROP_PURPOSE_ARRAY_CAST);
 		uint32_t result = zend_array_key_exists_fast(ht, key OPLINE_CC EXECUTE_DATA_CC);
 		zend_release_properties(ht);

ext/spl/tests/bug61347.phpt

@@ -22,13 +22,15 @@ var_dump(isset($b[37])); //true
 var_dump(isset($b['no_exists'])); //false
 var_dump(empty($b['b'])); //true
 var_dump(empty($b[37])); //true
---EXPECT--
+--EXPECTF--
 bool(false)
 bool(false)
 bool(false)
 bool(false)
 bool(true)
 bool(true)
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 NULL
 bool(true)

ext/standard/array.c

@@ -6330,6 +6330,9 @@ PHP_FUNCTION(array_key_exists)
 		ht = Z_ARRVAL_P(array);
 	} else {
 		ht = zend_get_properties_for(array, ZEND_PROP_PURPOSE_ARRAY_CAST);
+		php_error_docref(NULL, E_DEPRECATED,
+			"Using array_key_exists() on objects is deprecated. "
+			"Use isset() or property_exists() instead");
 	}
 
 	switch (Z_TYPE_P(key)) {

ext/standard/tests/array/array_key_exists.phpt

@@ -280,13 +280,25 @@ Warning: array_key_exists(): The first argument should be either a string or an
 bool(false)
 
 *** Testing operation on objects ***
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 bool(true)
 
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
+
 Warning: array_key_exists(): The first argument should be either a string or an integer in %s on line %d
 bool(false)
 Done

ext/standard/tests/array/array_key_exists_object1.phpt

@@ -46,13 +46,17 @@ var_dump($class2);
 
 echo "Done";
 ?>
---EXPECT--
+--EXPECTF--
 *** Testing array_key_exists() : object functionality ***
 
 -- Do not assign a value to $class1->var3 --
 $key = var1:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 $key = var3:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 $class1:
 object(myClass)#1 (3) {
@@ -66,6 +70,8 @@ object(myClass)#1 (3) {
 
 -- Assign a value to $class2->var3 --
 $key = var3:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 $class2:
 object(myClass)#2 (3) {

ext/standard/tests/array/array_key_exists_object2.phpt

@@ -48,15 +48,21 @@ var_dump($class2);
 
 echo "Done";
 ?>
---EXPECT--
+--EXPECTF--
 *** Testing array_key_exists() : object functionality ***
 
 -- Do not assign a value to $class1->var3 --
 $key = var1:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(true)
 $key = var2:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
 $key = var3:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
 $class1:
 object(myClass)#1 (3) {
@@ -70,6 +76,8 @@ object(myClass)#1 (3) {
 
 -- Assign a value to $class2->var3 --
 $key = var3:
+
+Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in %s on line %d
 bool(false)
 $class2:
 object(myClass)#2 (3) {