Another quick function to get unicode char by its code.
<?php
function unichr($dec)
{
if ($dec < 0x80)
{
$utf = chr($dec);
}
else if ($dec < 0x0800)
{
$utf = chr(0xC0 + ($dec >> 6));
$utf .= chr(0x80 + ($dec & 0x3f));
}
else if ($dec < 0x010000)
{
$utf = chr(0xE0 + ($dec >> 12));
$utf .= chr(0x80 + (($dec >> 6) & 0x3f));
$utf .= chr(0x80 + ($dec & 0x3f));
}
else if ($dec < 0x200000)
{
$utf = chr(0xF0 + ($dec >> 18));
$utf .= chr(0x80 + (($dec >> 12) & 0x3f));
$utf .= chr(0x80 + (($dec >> 6) & 0x3f));
$utf .= chr(0x80 + ($dec & 0x3f));
}
else
{
die("UTF-8 character size is more than 4 bytes");
}
return $utf;
}
echo unichr(0x263A);
?>