wp-includes/class-wp-locale.php:146Sets up the translated strings and object properties.
public function init() { // The weekdays. $this->weekday[0] = /* translators: Weekday. */ __( 'Sunday' ); $this->weekday[1] = /* translators: Weekday. */ __( 'Monday' ); $this->weekday[2] = /* translators: Weekday. */ __( 'Tuesday' ); $this->weekday[3] = /* translators: Weekday. */ __( 'Wednesday' ); $this->weekday[4] = /* translators: Weekday. */ __( 'Thursday' ); $this->weekday[5] = /* translators: Weekday. */ __( 'Friday' ); $this->weekday[6] = /* translators: Weekday. */ __( 'Saturday' ); // The first letter of each day. $this->weekday_initial[ $this->weekday[0] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'S', 'Sunday initial' ); $this->weekday_initial[ $this->weekday[1] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'M', 'Monday initial' ); $this->weekday_initial[ $this->weekday[2] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'T', 'Tuesday initial' ); $this->weekday_initial[ $this->weekday[3] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'W', 'Wednesday initial' ); $this->weekday_initial[ $this->weekday[4] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'T', 'Thursday initial' ); $this->weekday_initial[ $this->weekday[5] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'F', 'Friday initial' ); $this->weekday_initial[ $this->weekday[6] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'S', 'Saturday initial' ); // Abbreviations for each day. $this->weekday_abbrev[ $this->weekday[0] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Sun' ); $this->weekday_abbrev[ $this->weekday[1] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Mon' ); $this->weekday_abbrev[ $this->weekday[2] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Tue' ); $this->weekday_abbrev[ $this->weekday[3] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Wed' ); $this->weekday_abbrev[ $this->weekday[4] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Thu' ); $this->weekday_abbrev[ $this->weekday[5] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Fri' ); $this->weekday_abbrev[ $this->weekday[6] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Sat' ); // The months. $this->month['01'] = /* translators: Month name. */ __( 'January' ); $this->month['02'] = /* translators: Month name. */ __( 'February' ); $this->month['03'] = /* translators: Month name. */ __( 'March' ); $this->month['04'] = /* translators: Month name. */ __( 'April' ); $this->month['05'] = /* translators: Month name. */ __( 'May' ); $this->month['06'] = /* translators: Month name. */ __( 'June' ); $this->month['07'] = /* translators: Month name. */ __( 'July' ); $this->month['08'] = /* translators: Month name. */ __( 'August' ); $this->month['09'] = /* translators: Month name. */ __( 'September' ); $this->month['10'] = /* translators: Month name. */ __( 'October' ); $this->month['11'] = /* translators: Month name. */ __( 'November' ); $this->month['12'] = /* translators: Month name. */ __( 'December' ); // The months, genitive. $this->month_genitive['01'] = /* translators: Month name, genitive. */ _x( 'January', 'genitive' ); $this->month_genitive['02'] = /* translators: Month name, genitive. */ _x( 'February', 'genitive' ); $this->month_genitive['03'] = /* translators: Month name, genitive. */ _x( 'March', 'genitive' ); $this->month_genitive['04'] = /* translators: Month name, genitive. */ _x( 'April', 'genitive' ); $this->month_genitive['05'] = /* translators: Month name, genitive. */ _x( 'May', 'genitive' ); $this->month_genitive['06'] = /* translators: Month name, genitive. */ _x( 'June', 'genitive' ); $this->month_genitive['07'] = /* translators: Month name, genitive. */ _x( 'July', 'genitive' ); $this->month_genitive['08'] = /* translators: Month name, genitive. */ _x( 'August', 'genitive' ); $this->month_genitive['09'] = /* translators: Month name, genitive. */ _x( 'September', 'genitive' ); $this->month_genitive['10'] = /* translators: Month name, genitive. */ _x( 'October', 'genitive' ); $this->month_genitive['11'] = /* translators: Month name, genitive. */ _x( 'November', 'genitive' ); $this->month_genitive['12'] = /* translators: Month name, genitive. */ _x( 'December', 'genitive' ); // Abbreviations for each month. $this->month_abbrev[ $this->month['01'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jan', 'January abbreviation' ); $this->month_abbrev[ $this->month['02'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Feb', 'February abbreviation' ); $this->month_abbrev[ $this->month['03'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Mar', 'March abbreviation' ); $this->month_abbrev[ $this->month['04'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Apr', 'April abbreviation' ); $this->month_abbrev[ $this->month['05'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'May', 'May abbreviation' ); $this->month_abbrev[ $this->month['06'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jun', 'June abbreviation' ); $this->month_abbrev[ $this->month['07'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jul', 'July abbreviation' ); $this->month_abbrev[ $this->month['08'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Aug', 'August abbreviation' ); $this->month_abbrev[ $this->month['09'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Sep', 'September abbreviation' ); $this->month_abbrev[ $this->month['10'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Oct', 'October abbreviation' ); $this->month_abbrev[ $this->month['11'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Nov', 'November abbreviation' ); $this->month_abbrev[ $this->month['12'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Dec', 'December abbreviation' ); // The meridiems. $this->meridiem['am'] = __( 'am' ); $this->meridiem['pm'] = __( 'pm' ); $this->meridiem['AM'] = __( 'AM' ); $this->meridiem['PM'] = __( 'PM' ); /* * Numbers formatting. * See https://www.php.net/number_format */Introduced in 2.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-locale.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.