(PHP 5 >= 5.1.0, PHP 7)
SplFileObject::setMaxLineLen — Set maximum line length
public SplFileObject::setMaxLineLen ( int $max_len ) : void
Sets the maximum length of a line to be read.
max_len
The maximum length of a line.
No value is returned.
Throws DomainException when max_len is less than zero.
Example #1 SplFileObject::setMaxLineLen() example
<?php
$file = new SplFileObject("lipsum.txt");
$file->setMaxLineLen(20);
foreach ($file as $line) {
echo $line . "\n";
}
?> Contents of lipsum.txt
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Duis nec sapien felis, ac sodales nisl. Nulla vitae magna vitae purus aliquet consequat.
The above example will output something similar to:
Lorem ipsum dolor s it amet, consectetu r adipiscing elit. Duis nec sapien fel is, ac sodales nisl . Nulla vitae magna v itae purus aliquet consequat.
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https://www.php.net/manual/en/splfileobject.setmaxlinelen.php