dart touppercase
void main() {
String uStr = "ABC";
String lStr = "hello";
print(uStr.toUpperCase());
print(lStr.toUpperCase());
}dart touppercase
void main() {
String uStr = "ABC";
String lStr = "hello";
print(uStr.toUpperCase());
print(lStr.toUpperCase());
}dart char is uppercase
import 'dart:io';
main() {
print("Enter a string : ");
var str = stdin.readLineSync();
if (str[0].toUpperCase() == str[0]) {
print("The first character is uppercase");
} else {
print("The first character is not uppercase");
}
}Copyright © 2021 Codeinu
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