Use const where possible

tshemsedinov · tshemsedinov · commit 3e4e5f9fc5dc · 2017-03-01T19:07:16.000+02:00
diff --git a/JavaScript/2-speed.js b/JavaScript/2-speed.js
@@ -21,12 +21,12 @@ let fib = n => (
 );
 
 function speedTest(name, fn, args, count) {
-  let start = new Date().getTime();
+  const start = new Date().getTime();
   for (let i = 0; i < count; i++) {
     fn(...args);
   }
-  let end = new Date().getTime();
-  let time = end - start;
+  const end = new Date().getTime();
+  const time = end - start;
   console.log(`${name} * ${count} : ${time}`);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -21,12 +21,12 @@ let fib = n => (`
`21`	`21`	`);`
`22`	`22`
`23`	`23`	`function speedTest(name, fn, args, count) {`
`24`		`- let start = new Date().getTime();`
	`24`	`+ const start = new Date().getTime();`
`25`	`25`	`for (let i = 0; i < count; i++) {`
`26`	`26`	`fn(...args);`
`27`	`27`	`}`
`28`		`- let end = new Date().getTime();`
`29`		`- let time = end - start;`
	`28`	`+ const end = new Date().getTime();`
	`29`	`+ const time = end - start;`
`30`	`30`	console.log(`${name} * ${count} : ${time}`);
`31`	`31`	`}`
`32`	`32`