update : 2015.11.03
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Construct a new file object.
SplFileObject
PHP Manual

SplFileObject::__construct

(PHP 5 >= 5.1.0)

SplFileObject::__construct — Construct a new file object.

설명

public SplFileObject::__construct ( string $filename [, string $open_mode = "r" [, bool $use_include_path = false [, resource $context ]]] )

Construct a new file object.

인수

filename

The file to read.

Tip

fopen 래퍼를 활성화하면, 파일명으로 URL을 사용할 수 있습니다. 파일 이름을 지정하는 방법은 fopen()을 참고하십시오. 다양한 래퍼의 기능, 사용법, 제공하는 예약 정의 변수들에 대해서는 Supported Protocols and Wrappers를 참고하십시오.

open_mode

The mode in which to open the file. See fopen() for a list of allowed modes.

use_include_path

Whether to search in the include_path for filename.

context

A valid context resource created with stream_context_create().

반환값

값을 반환하지 않습니다.

오류/예외

Throws a RuntimeException if the filename cannot be opened.

예제

Example #1 SplFileObject::__construct() example

This example opens the current file and iterates over its contents line by line.

<?php
$file = new SplFileObject(__FILE__);
foreach ($file as $line_num => $line) {
    echo "Line $line_num is $line";
}
?>

위 예제의 출력 예시:

Line 0 is <?php
Line 1 is $file = new SplFileObject(__FILE__);
Line 2 is foreach ($file as $line_num => $line) {
Line 3 is     echo "Line $line_num is $line";
Line 4 is }
Line 5 is ?>

참고

SplFileObject
PHP Manual