bool IsNull(str)
IsNull · Global
Exact signature
Section titled “Exact signature”bool IsNull(str)Description
Section titled “Description”Checks whether the string pointer is null. A nonnull string also undergoes reference-count cleanup.
Parameters and return type
Section titled “Parameters and return type”Return type: bool
| Position | Type |
|---|---|
| 1 | str |
Read and share
Section titled “Read and share”Keep the notes and limitations when reusing this description. Do not infer undocumented parameter meanings, units or effects.