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PHP file_put_contents

PHP reference for php file_put_contents.

Syntax

file_put_contents(__DIR__ . "/notes.txt", "Hello\n", LOCK_EX);

Examples

PHP file_put_contents example

A focused example you can adapt while practising.

file_put_contents(__DIR__ . "/notes.txt", "Hello\n", LOCK_EX);

Best practices

  • Start with the smallest working example, then adapt it to your project.
  • Use the language’s standard library and idioms before introducing extra dependencies.

Runtime & versions

PHP runtime on a server or CLI. Feature availability depends on the language and runtime version used by your project; consult the official reference below.

PHP Manual

Specifications & further reading