Kotlin Types

Kotlin Duration

Introduction In Kotlin, the Duration class represents a span of time. It is part of the kotlin.time package and is used to handle time-based operations in a type-safe manner. The Duration class provides various methods to create, manipulate, and measure durations in different units like seconds, minutes, hours, and more.

Kotlin StringBuilder

Introduction In Kotlin, StringBuilder is a class that provides a mutable sequence of characters. It is part of the kotlin.text package and is used to create and manipulate strings efficiently. Unlike regular strings, StringBuilder allows modifications without creating new objects, making it ideal for scenarios where you need to build or modify strings frequently.

Kotlin Sequence

Introduction In Kotlin, the Sequence interface represents a lazily evaluated collection of elements. Unlike Iterable collections, sequences perform operations such as map and filter lazily, meaning they only evaluate elements as needed. This can lead to performance improvements, especially when working with large datasets.

Kotlin Progression

Introduction In Kotlin, a Progression represents a sequence of values generated by a regular incrementing step, and it can be used to iterate over ranges of numbers and characters. Progressions are often used in loops and are a generalization of ranges. There are different types of progressions, such as IntProgression, LongProgression, and CharProgression.

Kotlin Range

Introduction In Kotlin, a Range represents a sequence of values defined by a start and an end value. Ranges are often used for iteration and checking if a value lies within a specific interval. Kotlin provides various types of ranges, such as integer ranges, character ranges, and others. The Range class and its extensions are …

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Kotlin Regex

Introduction In Kotlin, the Regex class is used for working with regular expressions. Regular expressions are used for matching patterns within strings, allowing for sophisticated text processing and validation. The Regex class provides various methods to create, match, and manipulate regular expressions.

Kotlin NoSuchFileException

Introduction In Kotlin, NoSuchFileException is an exception that occurs when an application attempts to access a file or directory that does not exist. This exception is part of the java.nio.file package and is used to handle scenarios where file operations fail due to missing files or directories.

Kotlin AccessDeniedException

Introduction In Kotlin, AccessDeniedException is a specific type of exception that occurs when an application attempts to access a file or directory but does not have the required permissions. This exception is part of the java.nio.file package, and it is used to handle file access issues in a controlled manner.

Kotlin Vector Class

Introduction In Kotlin, Vector is a part of the Java standard library and can be used in Kotlin through Java interoperability. Vector is a synchronized, dynamic array that can grow as needed to accommodate additional elements. It is part of the java.util package and provides various methods to manipulate the elements in the vector.

Kotlin SortedSet Interface

Introduction In Kotlin, the SortedSet interface represents a set that maintains its elements in ascending order according to their natural ordering, or by a comparator provided at set creation time. SortedSet is part of the kotlin.collections package and is used for storing and managing data with efficient access and retrieval operations while maintaining sorted order.

Kotlin MutableSet Interface

Introduction In Kotlin, MutableSet is an interface that extends the Set interface and provides additional functions to support mutable operations. It is part of the kotlin.collections package and allows for modifications to the set, such as adding, removing, and updating elements.

Kotlin MutableMap

Introduction In Kotlin, MutableMap is an interface that extends the Map interface and provides additional functions to support mutable operations. It is part of the kotlin.collections package and allows for modifications to the map, such as adding, removing, and updating key-value pairs.

Kotlin Map Interface

Introduction In Kotlin, the Map interface represents a collection of key-value pairs. Each key in the map is unique, and it maps to exactly one value. Map is part of the kotlin.collections package and is used for storing and managing data with efficient access and retrieval operations.

Kotlin MutableList

Introduction In Kotlin, MutableList is an interface that extends the List interface and provides additional functions to support mutable operations. It is part of the kotlin.collections package and allows for modifications to the list, such as adding, removing, and updating elements.

Kotlin ListIterator Interface

Introduction In Kotlin, ListIterator is an interface that extends the Iterator interface and provides additional functions to traverse lists in both directions (forward and backward). It is part of the kotlin.collections package and allows modifications to the list during iteration.

Kotlin List Interface

Introduction In Kotlin, the List interface represents an ordered collection of elements. It is a part of the kotlin.collections package and is widely used for managing sequences of data. The List interface is read-only, but Kotlin also provides MutableList for lists that can be modified.

Kotlin Iterator Interface

Introduction In Kotlin, the Iterator interface provides a way to iterate over a collection of elements sequentially. It is part of the kotlin.collections package and defines methods for checking if there are more elements to iterate and for retrieving the next element.

Kotlin Iterable Interface

Introduction In Kotlin, the Iterable interface represents a collection of elements that can be iterated over. It is part of the kotlin.collections package and provides the foundation for collection iteration. Any class that implements Iterable can be used in for-loops and other iteration contexts.

Kotlin IndexedValue Class

Introduction In Kotlin, IndexedValue is a data class that represents a value and its index in a collection. It is part of the kotlin.collections package and is typically used in conjunction with functions that provide both the value and its index, such as withIndex.

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