Use const

briancavalier · briancavalier · commit 49de844723d7 · 2016-04-15T09:06:09.000-04:00
diff --git a/add-inputs/index.js b/add-inputs/index.js
@@ -13,13 +13,13 @@ const toNumber = e => Number(e.target.value)
 const renderResult = result => { resultNode.textContent = result }
 
 // x represents the current value of xInput
-var x = input(xInput).map(toNumber).startWith(0)
+const x = input(xInput).map(toNumber).startWith(0)
 
 // x represents the current value of yInput
-var y = input(yInput).map(toNumber).startWith(0)
+const y = input(yInput).map(toNumber).startWith(0)
 
 // result is the live current value of adding x and y
-var result = combine(add, x, y)
+const result = combine(add, x, y)
 
 // Observe the result value by rendering it to the resultNode
 result.observe(renderResult)
