Commitd8cbdee

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remove duplicates from array

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Original file line number	Diff line number	Diff line change
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	`1`	`+/* Implement a function to remove duplicates from an array and returning an array of only unique elements */`
	`2`	`+`
	`3`	`+functionuniqueArray(arr){`
	`4`	`+varhashMap={};`
	`5`	`+varuniqueArr=[];`
	`6`	`+`
	`7`	`+for(vari=0;i<arr.length;i++){`
	`8`	`+if(!hashMap.hasOwnProperty(arr[i])){`
	`9`	`+uniqueArr.push(arr[i]);`
	`10`	`+}`
	`11`	`+}`
	`12`	`+returnuniqueArr;`
	`13`	`+}`
	`14`	`+`
	`15`	`+// test cases`
	`16`	`+varmyArray=[1,2,3,5,1,5,9,1,2,8];`
	`17`	`+console.log(uniqueArray(myArray));`

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