isNullOrWhiteSpace property
bool
isNullOrWhiteSpace
Indicates whether a specified string is null
, empty
, or consists only of white-space
characters.
Implementation
bool get isNullOrWhiteSpace {
var length = (this?.split('') ?? []).where((x) => x == ' ').length;
return length == (this?.length ?? 0) || this.isEmptyOrNull;
}