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This article introduces the knowledge of "how to use php to convert text files to array classes". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

In php, you can use the file () function to convert a text file into an array class, which stores the contents of the entire file into an array (including newline characters) by line; syntax "file ($filename,$flags,$context)".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In php, you can use the file () function to convert text files to array classes.

PHP file () can read the entire file into an array, and this function stores the contents of the file into the array by line (including newline characters). This array is returned if successful, and FALSE is returned if failed.

Syntax:

File ($filename,$flags,$context)

The parameters are described as follows:

$filename: the name or path of the file to read

$flags: optional parameter. Flags can be one or more of the following constants:

FILE_USE_INCLUDE_PATH: finding files in include_path

FILE_IGNORE_NEW_LINES: do not add newline characters at the end of each element of the array

FILE_SKIP_EMPTY_LINES: skip blank lines.

Context: the context resource created using the stream_context_create () function.

Example: read the following file

Output result:

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