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Expressions Instead of Statements

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Lines changed: 15 additions & 6 deletions

Original file line number	Diff line number	Diff line change
`@@ -9,16 +9,16 @@ Arrow functions create a concise expression that encapsulates a small piece of f`
`9`	`9`	`For example:`
`10`	`10`
`11`	`11`	```javascript
`12`		`-// const multiply = function(x,y) {`
`13`		`-// return x * y;`
`14`		`-// }`
	`12`	`+// const multiply = function(x,y) {`
	`13`	`+// return x * y;`
	`14`	`+// }`
`15`	`15`
`16`	`16`	`// Can be rewritten as:`
`17`	`17`	`// const multiply = (x, y) => { return x * y };`
`18`	`18`
`19`	`19`	`// Since the function is a single expression return and braces are not needed:`
`20`	`20`	`const multiply = (x, y) => x * y;`
`21`		`-console.log(multiply(5,10)) //50`
	`21`	`+console.log(multiply(5,10)) //50`
`22`	`22`	```
`23`	`23`
`24`	`24`	`<a href="https://codepen.io/Bunlong/pen/QBgdJb" target="_blank">Edit on Codepen</a>`
`@@ -46,11 +46,20 @@ For example:`
`46`	`46`	`Statement`
`47`	`47`
`48`	`48`	```javascript
`49`		`-`
	`49`	`+const getSalutation = function(hour) {`
	`50`	`+ var salutation; // temp value`
	`51`	`+ if (hour < 12) {`
	`52`	`+ salutation = "Good Morning";`
	`53`	`+ } else {`
	`54`	`+ salutation = "Good Afternoon"`
	`55`	`+ }`
	`56`	`+ return salutation; // mutated value`
	`57`	`+}`
`50`	`58`	```
`51`	`59`
`52`	`60`	`Expression`
`53`	`61`
`54`	`62`	```javascript
`55`		`-`
	`63`	`+const getSalutation = (hour) => hour < 12 ? "Good Morning" : "Good Afternoon";`
	`64`	`+console.log(getSalutation(10)); // Good Morning`
`56`	`65`	```

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