What is the use of the newline variable PHP_EOL in php

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Newline variable PHP_EOL

Usage scenario: a small line break actually has different implementations on different platforms.

In the unix world, the line break is replaced by / n, but windows uses / r to reflect his difference, and more interestingly, / r in mac.

PHP_EOL is a variable that has been defined in php and represents the newline character of php.

This variable will vary depending on the platform. It will be / r in windows, / n in linux and / r in mac.

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