PHP file()Function
Complete PHP Filesystem Reference
Definition and Usage
The file() function reads the entire file into an array.
Each element in the array is a corresponding line of the file, including newline characters.
Syntax
file(path,include_path,context)
| Parameter | Description |
|---|---|
| path | Required. Specifies the file to read. |
| include_path | Optional. Set this parameter to '1' if you also want to search for the file in the include_path (in php.ini). |
| context | Optional. Specifies the environment of the file handle. context is a set of options that can modify the behavior of the stream. If NULL is used, it is ignored. |
Tips and Notes
Tip:Since PHP 4.3, this function is binary-safe. (This means that binary data (such as images) and character data can both be written using this function.)
Examples
<?php
print_r(file("test.txt"));
?>
print_r(file("test.txt"));
?>
The code above will output:
Array
(
[0] => Hello World. Testing testing!
[1] => Another day, another line.
[2] => If the array picks up this line,
[3] => then is it a pickup line?
)
(
[0] => Hello World. Testing testing!
[1] => Another day, another line.
[2] => If the array picks up this line,
[3] => then is it a pickup line?
)
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