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Commit dce3870

ashokdey ashokdey

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update: added filter method for LL

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src/_DataStructures_
- Graphs
  - index.js
- LinkedList
  - index.js

2 files changed

+25

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lines changed

`‎src/_DataStructures_/Graphs/index.js‎`

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`‎src/_DataStructures_/LinkedList/index.js‎`

Lines changed: 25 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -151,6 +151,31 @@ class LinkedList {`
`151`	`151`	`return node;`
`152`	`152`	`}`
`153`	`153`
	`154`	`+ filter(value) {`
	`155`	`+ if (!this.head) {`
	`156`	`+ return null;`
	`157`	`+ }`
	`158`	`+`
	`159`	`+ if (this.head.data === value) {`
	`160`	`+ this.head = this.head.next;`
	`161`	`+ this.size -= 1;`
	`162`	`+ }`
	`163`	`+`
	`164`	`+ let { head } = this;`
	`165`	`+ let previous = null;`
	`166`	`+`
	`167`	`+ while (head !== null) {`
	`168`	`+ if (head.data === value) {`
	`169`	`+ previous.next = head.next;`
	`170`	`+ this.size -= 1;`
	`171`	`+ }`
	`172`	`+ previous = head;`
	`173`	`+ head = head.next;`
	`174`	`+ }`
	`175`	`+`
	`176`	`+ return this.head;`
	`177`	`+ }`
	`178`	`+`
`154`	`179`	`length() {`
`155`	`180`	`return this.size;`
`156`	`181`	`}`

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