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The Placeholder widget saves a place on the page during layout design work . You can replace the placeholder with another widget at any time during configuration and it retains the layout settings you configured for the placeholder.

To create a Placeholder in Flutter, just call the constructor.

To create a Placeholder in Flutter, just call the constructor.

The placeholder attribute specifies a short hint that describes the expected value of an input field (e.g. a sample value or a short description of the expected format). The short hint is displayed in the input field before the user enters a value.