Location: PHPKode > scripts > Unicode Manipulation > unicode-manipulation/test_convert.php
<?php

require_once(dirname(__FILE__).'/unicode.class.php');
header('Content-type: text/html; charset=UTF-8');

$big_endian = true;

// Original Text
$text = 'Simple text with 滝 japanese character';

// UTF-8 to UTF-16 and UTF-16 to UTF-8
$text_utf16 = unicode::utf8_to_utf16($text, $big_endian);
$text_utf8 = unicode::utf16_to_utf8($text_utf16, $big_endian);
if ($text !== $text_utf8) {
    echo 'Error while converting between UTF-8 and UTF-16';
    exit(1);
}

// UTF-8 to UTF-32 and UTF-32 to UTF-8
$text_utf32 = unicode::utf8_to_utf32($text, $big_endian);
$text_utf8 = unicode::utf32_to_utf8($text_utf32, $big_endian);
if ($text !== $text_utf8) {
    echo 'Error while converting between UTF-8 and UTF-32';
    exit(1);
}

// UTF-16 to UTF-32 and UTF-32 to UTF-16
$text = $text_utf16;
$text_utf32 = unicode::utf16_to_utf32($text, $big_endian, $big_endian);
$text_utf16 = unicode::utf32_to_utf16($text_utf32, $big_endian, $big_endian);
if ($text !== $text_utf16) {
    echo 'Error while converting between UTF-16 and UTF-32';
    exit(1);
}

echo 'OK';
exit(0);

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