Commitc6c00e5

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Update 0901-online-stock-span.js

Updated peek method.

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Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -11,7 +11,7 @@ class StockSpanner {`
`11`	`11`
`12`	`12`	`// Time O(1) \| Space O(1)`
`13`	`13`	`peek(){`
`14`		`-returnthis.stack[this.stack.length-1];`
	`14`	`+returnthis.isEmpty() ?null :this.stack[this.stack.length-1];`
`15`	`15`	`}`
`16`	`16`
`17`	`17`	`// Time O(1) \| Space O(1)`

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