<?php
header('Content-type: text/plain; charset=UTF-8');
$in = file_get_contents('emoji-data/emoji.json');
$catalog = json_decode($in, true);
echo file_get_contents('inc.css');
$max = 0;
foreach ($catalog as $item){
$max = max($item['sheet_x'], $max);
$max = max($item['sheet_y'], $max);
}
$fact = 100 / $max;
$sheet_size = $max + 1;
echo "span.emoji-inner { background-size: {$sheet_size}00%; }\n";
foreach ($catalog as $item){
$unilow = unicode_hex_chars($item['unified']);
$pos_x = $item['sheet_x'] * $fact;
$pos_y = $item['sheet_y'] * $fact;
echo ".emoji$unilow { background-position: {$pos_x}% {$pos_y}% !important; }\n";
}
function unicode_hex_chars($str){
$out = '';
$cps = explode('-', $str);
foreach ($cps as $cp){This is an emoji expression conversion PHP class library. Friends who need it can download and use it
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08 Aug 2016
: This article mainly introduces a class library based on PHP extension to process Emoji. Students who are interested in PHP tutorials can refer to it.
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