Strips out all characters not allowed in a locale name.

Parameters

$locale_namestringrequired

The locale name to be sanitized.

Return

Source

function sanitize_locale_name( $locale_name ) {
	// Limit to A-Z, a-z, 0-9, '_', '-'.
	$sanitized = preg_replace( '/[^A-Za-z0-9_-]/', '', $locale_name );

	/**
	 * Filters a sanitized locale name string.
	 *
	 * @since 6.2.1
	 *
	 * @param string $sanitized   The sanitized locale name.
	 * @param string $locale_name The locale name before sanitization.
	 */
	return apply_filters( 'sanitize_locale_name', $sanitized, $locale_name );
}

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Hooks

apply_filters( ‘sanitize_locale_name’, string $sanitized, string $locale_name )

Filters a sanitized locale name string.

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