NullStringExtension extension
- on
Properties
- isEmptyOrNull → bool
-
Available on String?, provided by the NullStringExtension extension
Checks if the given Stringsis null or emptyno setter - isNotEmptyOrNull → bool
-
Available on String?, provided by the NullStringExtension extension
Checks if the given Stringsis not null or emptyno setter
Methods
-
capitalizeEachWordFirstCharacter(
) → String -
Available on String?, provided by the NullStringExtension extension
'I like dart language'.capitalizeEachWordFirstCharacter() // I Like Dart Language 'I like dart language'.capitalizeEachWordFirstCharacter() // I Like Dart Language -
capitalizeFirstCharacter(
) → String -
Available on String?, provided by the NullStringExtension extension
Returns string with capitalized first letter Example: assert('test'.capitalizeFirstCharacter(), 'Test'); -
countWords(
) → int -
Available on String?, provided by the NullStringExtension extension
Returns a string abbreviation. -
defaultBlank(
) → String -
Available on String?, provided by the NullStringExtension extension
If Given Stringsis Null return blank String -
generateRandomString(
) → String -
Available on String?, provided by the NullStringExtension extension
-
isAlphabetOnly(
) → bool -
Available on String?, provided by the NullStringExtension extension
Returnstrueif string contains only alphabet symbols -
isContainsAlphabetLetter(
) → bool -
Available on String?, provided by the NullStringExtension extension
Checks whether the given string contains a single letter or not and returnTrueif contains otherwise returnFalse -
isDateTime(
) → bool -
Available on String?, provided by the NullStringExtension extension
check this string value convertible in DateTime or not -
isDouble(
) → bool -
Available on String?, provided by the NullStringExtension extension
check this string value convertible in double or not -
isInt(
) → bool -
Available on String?, provided by the NullStringExtension extension
check value is integer or not and return true or false -
isJsonDecodable(
) → bool -
Available on String?, provided by the NullStringExtension extension
Check if string is json decodable or not -
isNumber(
) → bool -
Available on String?, provided by the NullStringExtension extension
check value is Number or not and return true or false -
isPasswordValidator(
{int minLength = 6, int uppercaseCharCount = 0, int lowercaseCharCount = 0, int numericCharCount = 0, int specialCharCount = 0}) → bool -
Available on String?, provided by the NullStringExtension extension
default minimum value 6 check password give true and false -
isValidateEmail(
) → bool -
Available on String?, provided by the NullStringExtension extension
Checks whether the given string is a valid email address or not -
lastChars(
int n) → String -
Available on String?, provided by the NullStringExtension extension
get last charts of give value 'I like dart language'.lastChars(13) // dart language -
removeAllWhiteSpace(
) → String -
Available on String?, provided by the NullStringExtension extension
Removes all whitespaces from string -
reversed(
) → String -
Available on String?, provided by the NullStringExtension extension
Returns the reversed string -
startsWithCharacters(
String characters, {bool matchCase = false}) → bool -
Available on String?, provided by the NullStringExtension extension
Check characters is start with String Default All String convert in lower case -
take(
int numberOfCharacters) → String -
Available on String?, provided by the NullStringExtension extension
Returns a string first Characters. -
toDateTime(
) → DateTime? -
Available on String?, provided by the NullStringExtension extension
Date format give as api utc time example 2023-04-28T05:34:53.684Z -
toDouble(
) → double? -
Available on String?, provided by the NullStringExtension extension
convert value in Double -
toInt(
) → int? -
Available on String?, provided by the NullStringExtension extension
convert value in Int -
toLength(
) → int -
Available on String?, provided by the NullStringExtension extension
get characters length of String -
toNumber(
) → num? -
Available on String?, provided by the NullStringExtension extension
convert value in Number -
toWordsFirstCharacters(
{int? numberOfCharacters, String splitBy = '\\s+'}) → String -
Available on String?, provided by the NullStringExtension extension
return words first letter of given string -
validate(
[String value = '']) → String -
Available on String?, provided by the NullStringExtension extension
Check null string, return given value if null -
validateEmailEnhanced(
) → bool -
Available on String?, provided by the NullStringExtension extension
-
validatePhone(
) → bool -
Available on String?, provided by the NullStringExtension extension
Check phone validation -
validatePhoneWithCountryCode(
) → bool -
Available on String?, provided by the NullStringExtension extension
Check phone validation with country code -
validateURL(
) → bool -
Available on String?, provided by the NullStringExtension extension
Check URL validation