PHP file () function
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Definition and Usage
file () function reads the entire file into an array.
Each element in the array is a file in one row, including line breaks included.
grammar
file(path,include_path,context)
参数 | 描述 |
---|---|
path | 必需。规定要读取的文件。 |
include_path | 可选。如果您还想在 include_path(在 php.ini 中)中搜索文件的话,请设置该参数为 '1'。 |
context | 可选。规定文件句柄的环境。context 是一套可以修改流的行为的选项。若使用 NULL,则忽略。 |
Tips and Notes
Tip: of PHP 4.3, this function is binary safe.(Meaning that the binary data (such as images) and character data can use this function to write.)
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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