# Yaml_Exist

Yaml_Exist can be used to check if a key exist.

Yaml_Exist(pYaml, Key)

#### Parameters

Parameter | Description
pYaml | This is the pointer previously returned from Yaml_Init().
Key | Key to check for existence.

#### Return Value

When a key does not exist, 0 is returned, else a value above 0 is returned.

#### Remarks

None.

#### Related

Simple Yaml Parser, Yaml_Init, Yaml_Get, Yaml_Set, Yaml_Add, Yaml_Insert, Yaml_Clone, Yaml_Delete, Yaml_DeleteAll, Yaml_Save

#### Example

    ; None.