containsExtensionByName method

bool containsExtensionByName(
  1. String? extensionName
)

Returns a value indicating whether the field (or one of its child fields) contains an extension with specified name.

param extensionName A string that identifies the extension. return A value indicating whether the field (or one of its child fields) contains the specified extension. throws BiosealException An error has occurred during Bioseal Library execution.

Implementation

bool containsExtensionByName(String? extensionName) {
  Pointer<Char>? pExtensionName = extensionName?.toNativeUtf8().cast<Char>();
  Pointer<Bool> pResult = calloc();
  try {
    var err = biosealSDK.id3BiosealField_ContainsExtensionByName(_pHandle.value, pExtensionName ?? nullptr, pResult);
    if (err != BiosealError.success.value) {
      throw BiosealException(err);
    }
    final vResult = pResult.value;
    return vResult;
  } finally {
    if (pExtensionName != null) {
      calloc.free(pExtensionName);
    }
    calloc.free(pResult);
  }
}