---
title: "isEqualTo(const OSDictionary *)"
framework: kernel
role: pseudoSymbol
path: kernel/osdictionary/1808191-isequalto
---

# isEqualTo(const OSDictionary *)

Tests the equality of two OSDictionary objects.

## Declaration

```occ
virtual bool isEqualTo(
 const OSDictionary *aDictionary) const; 
```

## Parameters

- `aDictionary`: The dictionary to be compared against the receiver.

## Return Value

Return Value true if the dictionaries are equal, false if not.

## Overview

Overview Two OSDictionary objects are considered equal if they have same count, the same keys, and if the objects stored in each under a given key compare as equal using isEqualTo.

## See Also

### Miscellaneous

- [copyCollection](kernel/osdictionary/1808081-copycollection.md)
- [ensureCapacity](kernel/osdictionary/1808087-ensurecapacity.md)
- [flushCollection](kernel/osdictionary/1808092-flushcollection.md)
- [free](kernel/osdictionary/1808101-free.md)
- [getCapacity](kernel/osdictionary/1808107-getcapacity.md)
- [getCapacityIncrement](kernel/osdictionary/1808116-getcapacityincrement.md)
- [getCount](kernel/osdictionary/1808124-getcount.md)
- [getObject](kernel/osdictionary/1808133-getobject.md)
- [getObject(const OSString *)](kernel/osdictionary/1808139-getobject.md)
- [getObject(const OSSymbol *)](kernel/osdictionary/1808148-getobject.md)
- [initWithCapacity](kernel/osdictionary/1808159-initwithcapacity.md)
- [initWithDictionary](kernel/osdictionary/1808166-initwithdictionary.md)
- [initWithObjects(const OSObject *, const OSString *, unsigned int, unsigned int)](kernel/osdictionary/1808177-initwithobjects.md)
- [initWithObjects(const OSObject *, const OSSymbol *, unsigned int, unsigned int)](kernel/osdictionary/1808181-initwithobjects.md)
- [isEqualTo](kernel/osdictionary/1808187-isequalto.md)
- [isEqualTo(const OSDictionary *, const OSCollection *)](kernel/osdictionary/1808194-isequalto.md)
- [merge](kernel/osdictionary/1808198-merge.md)
- [removeObject](kernel/osdictionary/1808205-removeobject.md)
- [removeObject(const OSString *)](kernel/osdictionary/1808207-removeobject.md)
- [removeObject(const OSSymbol *)](kernel/osdictionary/1808209-removeobject.md)
- [serialize](kernel/osdictionary/1808214-serialize.md)
- [setCapacityIncrement](kernel/osdictionary/1808218-setcapacityincrement.md)
- [setObject](kernel/osdictionary/1808220-setobject.md)
- [setObject(const OSString *, const OSMetaClassBase *)](kernel/osdictionary/1808224-setobject.md)
- [setObject(const OSSymbol *, const OSMetaClassBase *)](kernel/osdictionary/1808227-setobject.md)
- [withCapacity](kernel/osdictionary/1808230-withcapacity.md)
- [withDictionary](kernel/osdictionary/1808234-withdictionary.md)
- [withObjects(const OSObject *, const OSString *, unsigned int, unsigned int)](kernel/osdictionary/1808237-withobjects.md)
- [withObjects(const OSObject *, const OSSymbol *, unsigned int, unsigned int)](kernel/osdictionary/1808240-withobjects.md)