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`@@ -6,4 +6,22 @@ Iterator is an object that can be iterated upon. An object which returns data,on`
`6`	`6`	`### Iterable`
`7`	`7`	An object which will return an Iterator when `iter()` is called on it.
`8`	`8`
`9`		-For example `"HELLO"` is an iterable but its not an iterator but `iter("HELLO")` returns an iterator.
	`9`	+For example `"HELLO"` is an iterable but its not an iterator but `iter("HELLO")` returns an iterator.
	`10`	`+`
	`11`	+### `NEXT()`
	`12`	+When `next()` is called on an iterator, the iterator returns the next item. It keeps doing so until it raises a `StopIteration` error.
	`13`	`+`
	`14`	+```python
	`15`	`+def custom_iter(iterable):`
	`16`	`+ iterator = iter(iterable)`
	`17`	`+ while True:`
	`18`	`+ try:`
	`19`	`+ print(next(interator))`
	`20`	`+ except StopIteration:`
	`21`	`+ print("END")`
	`22`	`+ break`
	`23`	+```
	`24`	`+`
	`25`	`+### Generators`
	`26`	`+- Generators are iterators.`
	`27`	`+- Generator can be created with generator functions`

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