Checks whether every element of this iterable satisfies test
.
Checks every element in iteration order, and returns false
if any of them make test
return false
, otherwise returns true
.
bool every(bool f(E element)) { for (E element in this) { if (!f(element)) return false; } return true; }
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Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-collection/SetMixin/every.html