string_utilities 1.2.0

A set of utility functions and extensions for enhanced string operations in Dart and Flutter.

1.2.0 - 2025-08-02

Added

• isPalindrome: Checks if the string is a palindrome, ignoring case and non-alphanumeric characters.
• safeReverse: Reverses a string safely, preserving grapheme clusters (e.g., emojis).
• chunked: Splits a string into equal-sized chunks.
• take: Returns the first n characters from the string.
• drop: Returns the string after removing the first n characters.
• padStartCustom: Adds custom padding to the start of the string to reach a target width.
• padEndCustom: Adds custom padding to the end of the string to reach a target width.
• splitByLength: Alias of chunked, splits the string into fixed-size parts.
• toSentenceCase: Converts the string to sentence case.
• containsOnly: Checks if the string contains only allowed characters.
• removeSpecialCharacters: Removes all non-alphanumeric characters (excluding spaces).
• toBase64: Encodes the string to a Base64 format.
• fromBase64: Decodes a Base64 string back into plain text.

Changed

• Updated README.md ,string_utilities_example.dart and string_utilities_test.dart to include documentation , examples and test cases for new functions.

Fixed

• N/A

1.1.1 - 2025-07-26

Added

• 📦 Example file added to demonstrate usage of all utility functions. You can now find it in the example/ folder and view it directly on pub.dev under the "Example" tab.

Changed

• Updated pubspec.yaml to include example directory reference.

Fixed

• Minor typo corrections in doc comments.

1.1.0 - 2025-07-26

Added

• isEmail: Validates whether a string is a valid email address.
• isPhoneNumber: Checks if the string is a valid international phone number.
• isUrl: Validates if the string is a well-formed URL.
• isNumeric: Checks if the string contains a valid number (integer or decimal).
• isAlphanumeric: Checks if the string contains only letters and numbers.
• onlyNumbers: Extracts only numeric digits from the string.
• onlyLetters: Extracts only alphabetic characters from the string.
• truncate: Truncates the string to a specified length with optional ellipsis.
• removeAllWhitespace: Removes all whitespace characters from the string.
• toSnakeCase: Converts a camelCase or PascalCase string to snake_case.
• toCamelCase: Converts a snake_case or kebab-case string to camelCase.
• repeat: Repeats the string a specified number of times.
• mask: Masks a portion of the string with a given character, useful for sensitive data masking (e.g., credit cards, emails).

Changed

• N/A

Fixed

• N/A

1.0.0 - 2024-05-04

Added

• Initial release with a collection of extension methods for the String type.
• ifEmpty: Returns a default value if a string is empty.
• isBlank: Checks if a string is blank (empty or contains only whitespace).
• toCapitalize: Capitalizes the first letter of a string.
• toReverse: Reverses the characters in a string.
• toLowerCase: Converts a string to lowercase.
• toCapitalizeEachWord: Capitalizes the first letter of each word in a string.
• removeLastWord: Removes the last word from a string.
• getLastWord: Retrieves the last word from a string.
• isEquals: Compares two strings with optional case-insensitive comparison and trimming.

Changed

• N/A

Fixed

• N/A