removeFromEnd method
Implementation
String removeFromEnd() {
var removedLine = '';
var characterHit = false;
for (var i = line.length - 1; i >= 0; i--) {
if (!characterHit && line[i] != ' ') {
characterHit = true;
}
if (characterHit) {
removedLine = line[i] + removedLine;
}
}
return removedLine;
}