flutter check if string is number dart

bool isNumeric(String s) {
 if (s == null) {
   return false;
 }
 return double.tryParse(s) != null;
}

Submit

how to use hexadecimal color in flutter	dart convert string to datetime	underline text in flutter
asset image in circle avatar flutter	screen size flutter	flutter status bar color
how to change input text color in flutter	dart random number	how to add padding flutter
string to double dart	flutter use png as icon	text fieldform color flutter
flutter horizontal line	flutter text right overflowed	flutter container rounded corners
flutter date time to timestamp	flutter list tile	Flutter turn string to int
text overflow ellipsis flutter	flutter get width of screen	flutter text color
flutter get current date	rounded raisedbutton in flutter	rounded borders for container in flutte
loop in dart	flutter launcher icon generate	flutter container margin
TextStyle underline flutter	round border container flutter	dart read from terminal
iran phone number regex	date now dart	flutter run in background every second
dart interface	how to put tapping effect on card in flutter	slice string dart syntax
network image provider flutter	setting backgroundColor for snack bar does not change background color	flutter tooltip
flutter sleep	textfield style flutter	2d array flutter
flutter check ios or android	flutter stateful widget	flutter textformfield decimal
dart update	dart combine maps	dart regex