Use of carriage return(\r)?

[siddscool19]

Can anyone tell me the use of carriage return?

And also please tell me the place from where to know about such things like \n \r etc. in detail

[Mchl]

Here you go: http://en.wikipedia.org/wiki/Newline

 

And list of all escape sequences in PHP

http://www.php.net/manual/en/language.types.string.php

[genericnumber1]

In an idealistic implementation \r returns the cursor to the beginning of the line, while \n returns the cursor to the beginning of the next line. Of course, their true action is dependent on the implementation.