Format a copy-pasted table data text from Hangul Word Processor as an array.

Format_Hangul_Table.php

<?php
/**
 * Format a copy-pasted table data text from Hangul Word Processor as an array.
 *
 * A pasted text is formatted like this:
 * \nA1\nB1\nC1\nA2\nB2\nC2\nA3\nB3\nC3\n
 *
 * with an appropriate regex used as a delimiter, e.g. '/\R(?!A)/',
 * this function can format the text to an array:
 * [['A1', 'B1', 'C1'], ['A2', 'B2', 'C2'], ['A3', 'B3', 'C3']]
 *
 * @param string $text the pasted text from a table in an HWP document
 * @param string $row_delimiter the delimiter to divide each row in the text
 * @return array two dimentional array made from the pasted text
 */
$format_hangul_table_as_array = function($text, $row_delimiter) {
	if (empty($row_delimiter) || !is_string($row_delimiter)) {
		$row_del = '/\R/';
	} else {
		$row_del = $row_delimiter;
	}
	$array = explode("\n", mb_ereg_replace($row_del, "\t", $text));
	foreach ($array as &$row) {
		$row = array_filter(array_map('trim', explode("\t", $row)), 'strlen');
	}
	$array = array_values(array_filter($array, 'count'));
	if(is_numeric($row_delimiter)) {
		$array = array_chunk($array, $row_delimiter);
		foreach($array as &$row) {
			array_walk($row, function(&$v) {
				$v = $v[0];
			});
		}
	}

	return $array;
};

Usage

$hangul_table = <<<RAW

A1
B1
C1
A2
B2
C2
A3
B3
C3
 
RAW;
$hangul_table = format_hangul_table_as_array($hangul_table, '/\R(?!A)/');
var_dump($hangul_table);