How do you use columns in Flutter?

To create a row or column in Flutter, you add a list of children widgets to a Row or Column widget . In turn, each child can itself be a row or column, and so on. The following example shows how it is possible to nest rows or columns inside of rows or columns. The left column’s widget tree nests rows and columns.

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What is column in Flutter?

This tutorial shows you how to use Column widget in Flutter. Column is a widget that displays its children in a vertical array . If you want to define several widgets rendered in a vertical column according to their order, the Column widget is suitable for that purpose.

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What are constraints container Flutter?

A constraint is just a set of 4 doubles: a minimum and maximum width, and a minimum and maximum height . Then the widget goes through its own list of children. One by one, the widget tells its children what their constraints are (which can be different for each child), and then asks each child what size it wants to be.

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