How to get height or width of a Widget in flutter?

<p>You can get the heigh or width of a widget in flutter by using layout builder.</p> <p>Below is the output of a quick example of how you can get those values using layout builder.</p> <p>![](../../../Uploads/a886a44e-416f-4e7c-888a-733b95b4748e.jpgwidth="50%height="auto](</p> <p>Here is the complete code from main.dart file.</p> <p id="4ec9b0;](MyApp());" color:="" color:=>color: #9cdcfe;](args) </p> <p id="9cdcfe;](key" color:= color:=>color: #569cd6;](class color: #4ec9b0;](MyApp color: #569cd6;](extends color: #4ec9b0;](StatelessWidget ); color: #9cdcfe;](@ color: #9cdcfe;](override</p> <p>color: #4ec9b0;](Widget color: #dcdcaa;](build(color: #4ec9b0;](BuildContext color: #9cdcfe;](context) { color: #c586c0;](return color: #569cd6;](const color: #4ec9b0;](MaterialApp( color: #9cdcfe;](home: color: #4ec9b0;](Scaffold( color: #9cdcfe;](body: color: #4ec9b0;](MyLayoutWidget(), ), ); } }</p> <p id="9cdcfe;](key," color:= color:="" color:=>color: #569cd6;](class color: #4ec9b0;](MyLayoutWidget color: #569cd6;](extends color: #4ec9b0;](StatelessWidget ); color: #9cdcfe;](@ color: #9cdcfe;](override</p> <p id="9cdcfe;](maxWidth" color:=>color: #4ec9b0;](Widget color: #dcdcaa;](build(color: #4ec9b0;](BuildContext color: #9cdcfe;](context) { color: #c586c0;](return color: #4ec9b0;](Center( color: #9cdcfe;](child: color: #4ec9b0;](Container( color: #9cdcfe;](color: color: #4ec9b0;](Colors.color: #9cdcfe;](grey, color: #9cdcfe;](height: color: #b5cea8;](300, color: #9cdcfe;](width: color: #b5cea8;](300, color: #9cdcfe;](child: color: #4ec9b0;](LayoutBuilder( color: #9cdcfe;](builder: (color: #9cdcfe;](p0, color: #9cdcfe;](p1) { color: #c586c0;](return color: #4ec9b0;](Center( color: #9cdcfe;](child: color: #4ec9b0;](Text(color: #ce9178;]("height = $color: #ce9178;](, width = $color: #ce9178;](")); }, ), ), ); } } ` Thanks,Srikanth</p>