# containsSingleton method

1. @override

bool containsSingleton(

1. String name

)
inherited

Returns `true` if this registry contains a pod with the given `name`.

This method provides a lightweight way to check for pod existence without the overhead of retrieving the actual pod object.

`name`: The name of the pod to check for Returns true if a pod with the given name exists in the registry, false otherwise

Example:

    if (registry.containsSingleton('userService')) {
      print('userService is registered');
    } else {
      print('userService is not available');
    }

## Implementation

    @override
    bool containsSingleton(String name) {
      return _singletons.containsKey(name) || _singletonFactories.containsKey(name);
    }