contains method
Whether value
is in the set.
final characters = <String>{'A', 'B', 'C'};
final containsB = characters.contains('B'); // true
final containsD = characters.contains('D'); // false
Implementation
dc.bool contains(dc.Object? e$1, ){
final lcoc_core.PersistentHashMap<E, E> o7778$1=hm;
final dc.dynamic k7779$1=e$1;
if((o7778$1 is lcoc_core.ILookup$iface)){
return ((o7778$1 as lcoc_core.ILookup$iface).$_contains_key$QMARK_$1(k7779$1, ));
}
return ((lcoc_core.ILookup.extensions(o7778$1, ) as lcoc_core.ILookup$ext).$_contains_key$QMARK_$1(o7778$1, k7779$1, ));
}