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SplFileObject::setMaxLineLen

(PHP 5 >= 5.1.0, PHP 7)

SplFileObject::setMaxLineLen — Set maximum line length

Description

代码语言:javascript
复制
public void SplFileObject::setMaxLineLen ( int $max_len )

Sets the maximum length of a line to be read.

Parameters

max_len

The maximum length of a line.

Return Values

No value is returned.

Errors/Exceptions

Throws DomainException when max_len is less than zero.

Examples

Example #1 SplFileObject::setMaxLineLen() example

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

Contents of lipsum.txt

代码语言:javascript
复制
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:

代码语言:javascript
复制
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.

See Also

  • Classname::Method()

← SplFileObject::setFlags

SplFileObject::__toString →

代码语言:txt
复制
 ? 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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