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What is Flutter SDK ? The Flutter SDK (Software Development Kit) is a framework developed by Google for building cross - platform mobile...
Dart extensions allow you to add new functionality to existing classes, including classes that you don't have access to modify. Example: extension...
What is RegExp? Regular expressions are Patterns, and can as such be used to match strings or parts of strings. Regex in Dart works much like other...
contains: The contains method is used to check if a given element is present in a list. It takes one argument, which is the element to be searched...
StartWith: A startWith() is in string a start is check your sentence is your word and character is ok to use character check. Example: void...
Strings validation : In dart string validation is check to your string field email is correct or incorrect email a email is correct to your answer is...
