Online PHP editor | output for r1LpD

<?php /** * This is the body field of my database article table. $body * "每天都有好心情，我真的很开心 Very happy! oh yes" * * */ $body = '每天都有好心情，我真的很开心 Very happy! oh yes'; $str = htmlspecialchars_decode($body); $keywords = [ 0=>['id'=>1,'slug'=>'好心情','url'=>'https://www.example.com/goodMood'], 1=>['id'=>2,'slug'=>'开心','url'=>'https://www.example.com/happy'], 2=>['id'=>3,'slug'=>'happy','url'=>'https://www.example.com/happy1'], ]; //I want to convert to this format： $result = '每天都有<a href="https://www.example.com/goodMood">好心情</a>，我真的很<a href="https://www.example.com/happy">开心</a> Very <a href="https://www.example.com/happy1">happy</a>! oh yes'; $reps = array_combine(array_column($keywords, 'slug'), array_map(function ($k) { return '<a href="' . $k['url'] .'">' . $k['slug'] . '</a>'; }, $keywords )); $newstr = strtr($str, $reps); echo "$newstr\n$result";