1'use strict'; 2 3const common = require('../common.js'); 4 5const bench = common.createBenchmark(main, { 6 n: [1e6], 7 type: ['buffer', 'string'] 8}); 9 10const zeroBuffer = Buffer.alloc(0); 11const zeroString = ''; 12 13function main({ n, type }) { 14 const data = type === 'buffer' ? zeroBuffer : zeroString; 15 16 bench.start(); 17 for (let i = 0; i < n; i++) Buffer.from(data); 18 bench.end(n); 19} 20