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Description

Translates and retrieves the singular or plural form based on the supplied number.

Used when you want to use the appropriate form of a string based on whether a number is singular or plural. Example:

• printf( _n( '%s person', '%s people', $count, 'text-domain' ), number_format_i18n( $count ) );

Usage

$string = _n( $single, $plural, $number, $domain );

Parameters

$single

( string ) required – The text to be used if the number is singular.

$plural

( string ) required – The text to be used if the number is plural.

$number

( int ) required – The number to compare against to use either the singular or plural form.

$domain

( string ) optional default: default – Optional. Text domain. Unique identifier for retrieving translated strings. Default 'default'.

Returns

string The translated singular or plural form.

Source

File name: wordpress/wp-includes/l10n.php
Lines:

function _n( $single, $plural, $number, $domain = 'default' ) {
  $translations = get_translations_for_domain( $domain );
  $translation  = $translations->translate_plural( $single, $plural, $number );

  
/**
 * Filters the singular or plural form of a string.
 *
 * @since 2.2.0
 *
 * @param string $translation Translated text.
 * @param string $single      The text to be used if the number is singular.
 * @param string $plural      The text to be used if the number is plural.
 * @param string $number      The number to compare against to use either the singular or plural form.
 * @param string $domain      Text domain. Unique identifier for retrieving translated strings.
 */
  $translation = apply_filters( 'ngettext', $translation, $single, $plural, $number, $domain );

  
/**
 * Filters the singular or plural form of a string for a domain.
 *
 * The dynamic portion of the hook, `$domain`, refers to the text domain.
 *
 * @since 5.5.0
 *
 * @param string $translation Translated text.
 * @param string $single      The text to be used if the number is singular.
 * @param string $plural      The text to be used if the number is plural.
 * @param string $number      The number to compare against to use either the singular or plural form.
 * @param string $domain      Text domain. Unique identifier for retrieving translated strings.
 */
  $translation = apply_filters( "ngettext_{$domain}", $translation, $single, $plural, $number, $domain );

  return $translation;
}
 

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