headEqualsLength method
Returns the length of the head that is equals to the head of other
.
Implementation
int headEqualsLength(String other) {
var length = math.min(this.length, other.length);
for (var i = 0; i < length; ++i) {
var c1 = this[i];
var c2 = other[i];
if (c1 != c2) {
return i;
}
}
return length;
}