Iterate through multidimensional arrays using for loop

[JeremyLT]

I saw a pretty great post yesterday where someone used regex to flatten an array. I was impressed at the ingenuity.

[ Regexp ] [Solved] Intermediate Algorithm Scripting: Steamroller

I solved the “problem” in this mode I work at Intermediate Algorithm Scripting: Steamroller, my question is how to improvement regex on my code for resolve problem with empty array? function steamrollArray(arr) { let regex = /[\[\]]/gi; let strSteamRoller = JSON.stringify(arr).replace(regex, ""); let arrSteamRoller = JSON.parse("[" + strSteamRoller +"]"); return arrSteamRoller; } steamrollArray([1, [], [3, [[4]]]]); // doesn't work Your browser information: User Agent is: Mozilla/5.0…