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Commit56b42ae

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Merge branch 'master' into improve-bubble-sort
2 parents304afc8 +114748b commit56b42ae

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‎src/data-structures/stack/Stack.js

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -16,7 +16,7 @@ export default class Stack {
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*@return {*}
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*/
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peek(){
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if(!this.linkedList.tail){
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if(this.isEmpty()){
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returnnull;
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}
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