wahengchang / lodash-vs-es6

it is an example of show performance of lodash and es6

_.map() vs [].map()

It is a resource comparation between _.map() and [].map(), by headling an json with 10,000 data

Generating json file with 30,000 objects array

$ node gen

Run test

$ node vs
// name           for.js        _.js
// -------------  ------------  ----------
// diffRAM        7480          8748
// diffHeapTotal  4176          5712
// diffHeapUsed   5597.4609375  6089.78125
// diffExternal   820.15625     820.15625
// diffCPU        27.681        29.031
// diffTime       28            29
// 

Remark

_.map() uses tiny bit more resource

• CPU(4%)
• RAM(14%)
• time(same)