Answers for "dart flutter check is numeric"

4

flutter check if string is number

bool isNumeric(String s) {
 if (s == null) {
   return false;
 }
 return double.tryParse(s) != null;
}
Posted by: Guest on July-06-2020
0

check only digits in dart

bool isNumeric(String s) {
 if (s == null) {
   return false;
 }
 return double.tryParse(s) != null;
}
Posted by: Guest on December-07-2020

Code answers related to "Dart"

Browse Popular Code Answers by Language