#Double - Guide to Solve different kinds of Problems

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[Solved] FormatException: Invalid double Error in Flutter

[Solved] FormatException: Invalid double Error in Flutter

In this post, we are going to show you how to solve the ʺFormatException: Invalid doubleʺ error that occurred on Flutter or Dart. This error occurs when you are doing double.parse() with the invalid source of the string.

How to Get Double Only From String in Flutter

How to Get Double Only From String in Flutter

In this example, you will learn how to get the double numbers from a string, previously we have already posted about converting string to double, but this is a different task, here, we will extract a double from an invalid string format.

How to Add Value Slider in Flutter

How to Add Value Slider in Flutter

In this example, we are going to show you how to add a value slider with minimum and maximum values in Flutter. Slider is mostly used for components like volume level, or any kind of numerical value configurations.

How to convert String to int or double in Dart/Flutter

How to convert String to int or double in Dart/Flutter

In this example, we are going to show you how to convert or parse the String variables to int or double in Dart and Flutter. You may need to convert string to int or double for mathematical purposes.