WP_Filesystem_Direct::put_contents( string $file, string $contents, int|false $mode = false )

Writes a string to a file.

Parameters

$file

(string) (Required) Remote path to the file where to write the data.

$contents

(string) (Required) The data to write.

$mode

(int|false) (Optional) The file permissions as octal number, usually 0644.

Default value: false

Return

(bool) True on success, false on failure.

Source

File: wp-admin/includes/class-wp-filesystem-direct.php

public function put_contents( $file, $contents, $mode = false ) {
		$fp = @fopen( $file, 'wb' );

		if ( ! $fp ) {
			return false;
		}

		mbstring_binary_safe_encoding();

		$data_length = strlen( $contents );

		$bytes_written = fwrite( $fp, $contents );

		reset_mbstring_encoding();

		fclose( $fp );

		if ( $data_length !== $bytes_written ) {
			return false;
		}

		$this->chmod( $file, $mode );

		return true;
	}

Changelog

Version Description
2.5.0 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_filesystem_direct/put_contents