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SplFileObject::setMaxLineLen

PHP function Edit on GitHub ✎

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Set maximum line length

Description

SplFileObject::setMaxLineLen(int $maxLength): void

Sets the maximum length of a line to be read.

Parameters

maxLength: The maximum length of a line.

Return Values

Void

Errors/Exceptions

Throws DomainException when maxLength is less than zero.

Examples

SplFileObject::setMaxLineLen example

php

<?php
$file = new SplFileObject("lipsum.txt");
$file->setMaxLineLen(20);
foreach ($file as $line) {
    echo $line . "\n";
}
?>

Contents of lipsum.txt

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:

output

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.