testing speed of calling functions from array. used js,as ans cpp the results: js ans as can call about 120 millions functions a second (yes, its the same speed) cpp:500 millions a seconds (4 times as fast) to run the js: # npm install # npm run asbuild # npm run build # on another cmd, open ht index and click the button on the page to the js, use visual studio update: trying for as loop in js. result: twice as flow. also: js is actualy faster then as 80 million oper vs 120 million