NullableIterableConversionX<E> extension

Conversion helpers for nullable Iterable collections.

on

• Iterable<E>?

Methods

tryGetBigInt(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, BigInt? defaultValue, ElementConverter<BigInt>? converter}) → BigInt?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to BigInt.

tryGetBool(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, bool? defaultValue, ElementConverter<bool>? converter}) → bool?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to bool.

tryGetDateTime(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, bool autoDetectFormat = false, bool useCurrentLocale = false, bool utc = false, DateTime? defaultValue, ElementConverter<DateTime>? converter}) → DateTime?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to DateTime.

tryGetDouble(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, double? defaultValue, ElementConverter<double>? converter}) → double?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to double.

tryGetEnum<T extends Enum>(int index, {required T parser(dynamic), List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, T? defaultValue, Map<String, dynamic>? debugInfo}) → T?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to an enum using parser.

tryGetInt(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, int? defaultValue, ElementConverter<int>? converter}) → int?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to int.

tryGetList<T>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, List<T>? defaultValue, ElementConverter<T>? elementConverter}) → List<T>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a List of T.

tryGetMap<K2, V2>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Map<K2, V2>? defaultValue, ElementConverter<K2>? keyConverter, ElementConverter<V2>? valueConverter}) → Map<K2, V2>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a Map of K2 to V2.

tryGetNum(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, num? defaultValue, ElementConverter<num>? converter}) → num?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to num.

tryGetSet<T>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Set<T>? defaultValue, ElementConverter<T>? elementConverter}) → Set<T>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a Set of T.

tryGetString(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? defaultValue, ElementConverter<String>? converter}) → String?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to String.

tryGetUri(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Uri? defaultValue, ElementConverter<Uri>? converter}) → Uri?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to Uri.