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Count Duplicated Elements in Array with Reduce
object
code
javascript array reduce
count
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petueHnn 3TMX 3aaau mcn0"b30BaTb reduce.
B cneay10tueM npMMepe Mb' XOTMM noacqmaTb KonnqecTB0 agT0M06Mnei Kaxaoro Tuna M noMecTHTb
pegynbTaTb1 3TMX BUUL.4cneHb•1V1 B 06beKT.
var cars • [
, 'Benz',
'Benz • ,
'Tesla', •æu•,
var carsü)j = cars. reduce(function (chj, nane) {
obi { none) = .
• Toyota • ] ;
return obi;
Fri Jill 10
GMT • 0300 ApaB11fl_ craH:1apTHoe Bpe.M%
Increment, counter, counting
Count duplicated elements in array