StringExtensions extension

Comprehensive String extensions for Flutter applications

Provides utility methods for common string operations including capitalization, validation, formatting, and transformation.

on

String

Properties

capitalizeFirst → String: Available on String, provided by the StringExtensions extension
Capitalizes the first letter while preserving the rest
no setter
capitalizeFirstOfEach → String: Available on String, provided by the StringExtensions extension
Capitalizes the first letter of each word
no setter
fileExtension → String: Available on String, provided by the StringExtensions extension
Gets file extension from file path/name
no setter
fileNameWithoutExtension → String: Available on String, provided by the StringExtensions extension
Gets filename without extension
no setter
hasValidAudioExtension → bool: Available on String, provided by the StringExtensions extension

no setter
hasValidImageExtension → bool: Available on String, provided by the StringExtensions extension
Checks if string is a valid file extension
no setter
hasValidVideoExtension → bool: Available on String, provided by the StringExtensions extension

no setter
isAlpha → bool: Available on String, provided by the StringExtensions extension
Checks if string contains only alphabetic characters
no setter
isAlphaNumeric → bool: Available on String, provided by the StringExtensions extension
Checks if string contains only alphanumeric characters
no setter
isNumeric → bool: Available on String, provided by the StringExtensions extension
Checks if string contains only numeric characters
no setter
isPalindrome → bool: Available on String, provided by the StringExtensions extension
Checks if string is palindrome
no setter
isValidEmail → bool: Available on String, provided by the StringExtensions extension
Checks if string is a valid email
no setter
isValidPhone → bool: Available on String, provided by the StringExtensions extension
Checks if string is a valid phone number
no setter
isValidUrl → bool: Available on String, provided by the StringExtensions extension
Checks if string is a valid URL
no setter
removeAt → String: Available on String, provided by the StringExtensions extension
Removes '@' from the beginning if present
no setter
startsWithAt → String: Available on String, provided by the StringExtensions extension
Ensures the string starts with '@' for usernames
no setter
startsWithHash → String: Available on String, provided by the StringExtensions extension
Ensures the string starts with '#' for hashtags
no setter

Methods

addThousandSeparators({String separator = ','}) → String: Available on String, provided by the StringExtensions extension
Adds thousand separators to numeric string
capitalizeFirstLetter() → String: Available on String, provided by the StringExtensions extension
Capitalizes only the first letter of the string
countOccurrences(String substring) → int: Available on String, provided by the StringExtensions extension
Counts occurrences of substring
formatAsCurrency({String symbol = '\$'}) → String: Available on String, provided by the StringExtensions extension
Formats string as currency
formatAsPhone() → String: Available on String, provided by the StringExtensions extension
Formats string as phone number
getInitials([int? maxInitials]) → String: Available on String, provided by the StringExtensions extension
Gets initials from full name
maskCreditCard() → String: Available on String, provided by the StringExtensions extension
maskEmail() → String: Available on String, provided by the StringExtensions extension
Masks string for privacy (e.g., credit cards, emails)
removeExtraWhitespace() → String: Available on String, provided by the StringExtensions extension
Removes extra whitespace (multiple spaces become single space)
removeWhitespace() → String: Available on String, provided by the StringExtensions extension
Removes all whitespace characters
repeat(int times) → String: Available on String, provided by the StringExtensions extension
Repeats string n times
reverse() → String: Available on String, provided by the StringExtensions extension
Reverses the string
toCamelCase() → String: Available on String, provided by the StringExtensions extension
Converts string to camelCase
toColor() → Color?: Available on String, provided by the StringExtensions extension
Converts hex color string to Color object
toKebabCase() → String: Available on String, provided by the StringExtensions extension
Converts string to kebab-case
toPascalCase() → String: Available on String, provided by the StringExtensions extension
Converts string to PascalCase
toSentenceCase() → String: Available on String, provided by the StringExtensions extension
Converts to sentence case (first letter of sentence capitalized)
toSnakeCase() → String: Available on String, provided by the StringExtensions extension
Converts string to snake_case
toTitleCase() → String: Available on String, provided by the StringExtensions extension
Converts to title case (each word capitalized)
truncate(int maxLength, {String ellipsis = '...'}) → String: Available on String, provided by the StringExtensions extension
Truncates string to specified length with ellipsis
wrap(String wrapper, [String? endWrapper]) → String: Available on String, provided by the StringExtensions extension
Wraps string with specified characters

StringExtensions extension

Properties

Methods

string_extension library