flutter check if string is number
bool isNumeric(String s) {
if (s == null) {
return false;
}
return double.tryParse(s) != null;
}flutter check if string is number
bool isNumeric(String s) {
if (s == null) {
return false;
}
return double.tryParse(s) != null;
}check if string contain number dart flutter
void main() {
var stringArr = ["Hello world", "Hello1 World", "H23llo", "H00Elo", "World"];
for (var i = 0; i < stringArr.length; i++) {
bool found = stringArr[i].contains(new RegExp(r'[0-9]'));
print(stringArr[i] + " -> " + found.toString());
}
}Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
