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Did you know you can flat an array

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Original file line number	Diff line number	Diff line change
`@@ -119,3 +119,19 @@ const nonMuatatedArray = ['a','b','c','d','e'];`
`119`	`119`	`constnewArray=nonMuatatedArray.filter((item'index) => !( index === 2 ));`
`120`	`120`	`console.log(newArray) //['a','b','d','e']`
`121`	`121`	```
	`122`	`+`
	`123`	`+# Did you know you can flat an array?`
	`124`	`+`
	`125`	+```javascript
	`126`	`+const myArray = [2, 3, [4, 5],[7,7, [8, 9, [1, 1]]]];`
	`127`	`+`
	`128`	`+myArray.flat() // [2, 3, 4, 5 ,7,7, [8, 9, [1, 1]]]`
	`129`	`+`
	`130`	`+myArray.flat(1) // [2, 3, 4, 5 ,7,7, [8, 9, [1, 1]]]`
	`131`	`+`
	`132`	`+myArray.flat(2) // [2, 3, 4, 5 ,7,7, 8, 9, [1, 1]]`
	`133`	`+`
	`134`	`+//if you dont know the depth of the array you can use infinity`
	`135`	`+myArray.flat(infinity) // [2, 3, 4, 5 ,7,7, 8, 9, 1, 1];`
	`136`	`+`
	`137`	+```

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