on this fast PHP tutorial, We’ll talk about php_eol with examples. PHP_EOL is a predefined fixed in PHP and represents an end-of-line character. It helps in coping with textual content file I/O operations in PHP.
Linux and macOS symbolize the end-of-line marker by the newline character (n), whereas Home windows environments are represented by a mixture of two characters a newline (rn).
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There are the next end-line characters utilized by the platform:
- Unix-based techniques (e.g., Linux, macOS) sometimes use the newline character (
n) to symbolize the top of a line. - Home windows makes use of a mixture of newline (
rn) sequence. - Basic Mac OS (pre-OS X) traditionally used solely the carriage return (
r) character.
Writing to Recordsdata:
Let’s write a file that has two dummy traces and can use PHP_EOL, The PHP_EOL will add end-of-line marker based mostly on the Working system the place the script is working.
$file = fopen('phpflow.txt', 'w');
fwrite($file, 'Line 1' . PHP_EOL);
fwrite($file, 'Line 2' . PHP_EOL);
fclose($file);
The above code will write two traces of textual content to a file named 'phpflow.txt'.
Concatenating Strings
We will additionally use PHP_EOL fixed to concatenate ‘Hey’ and ‘World’ with the suitable line break between them.
$message = 'Hey' . PHP_EOL . 'World'; echo $message;
PHP_EOL with Heredoc or Nowdoc Syntax:
We will additionally use php_eol fixed with heredoc and newdoc.
$textual content = <<<EOT It is a multiline string. It spans a number of traces. And ends right here. EOT; echo $textual content . PHP_EOL;
Conclusion
Now we have mentioned completely different situations to use PHP_EOL with PHP software. You possibly can add an end-line marker into your string right into a textual content no matter platform. You possibly can create strings/file through the use of php_eol and it’ll apply end-of-line characters based mostly on PHP platform atmosphere. It helps to write down cross-platform code that helps end-of-line endings.
