benchmark: var to const

PR-URL: nodejs#13757
Reviewed-By: Matteo Collina <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>
Reviewed-By: Gibson Fahnestock <[email protected]>
Reviewed-By: Tobias Nießen <[email protected]>

Author: BridgeAR

benchmark/_benchmark_progress.js

@@ -3,8 +3,8 @@
 const readline = require('readline');
 
 function pad(input, minLength, fill) {
-  var result = String(input);
-  var padding = fill.repeat(Math.max(0, minLength - result.length));
+  const result = String(input);
+  const padding = fill.repeat(Math.max(0, minLength - result.length));
   return `${padding}${result}`;
 }
 

benchmark/arrays/var-int.js

@@ -23,7 +23,7 @@ function main(conf) {
   const n = +conf.n;
 
   bench.start();
-  var arr = new clazz(n * 1e6);
+  const arr = new clazz(n * 1e6);
   for (var i = 0; i < 10; ++i) {
     run();
   }