toString function
convert the input to a string
Implementation
String toString(input) {
if (input == null || (input is List && input.length == 0)) {
input = '';
}
return input.toString();
}
convert the input to a string
String toString(input) {
if (input == null || (input is List && input.length == 0)) {
input = '';
}
return input.toString();
}