3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str= <<<STR %257B%2522content%2522%253A%257B%2522song_id%2522%253A73979307%252C%2522pid%2522%253A%25220%2522%252C%2522title%2522%253A%2522%255Cu4e03%255Cu8272%255Cu6865%2522%252C%2522artist_id%2522%253A73356857%252C%2522artist%2522%253A%2522FightingMan%2522%252C%2522all_artist_id%2522%253A%2522127857%2522%252C%2522all_artist%2522%253A%2522FightingMan%2522%252C%2522author%2522%253A%2522FightingMan%2522%252C%2522compose%2522%253A%2522%2522%252C%2522songwriting%2522%253A%2522%2522%252C%2522mixed%2522%253A%2522%2522%252C%2522arrangements%2522%253A%2522%2522%252C%2522language%2522%253A%2522%2522%252C%2522publishtime%2522%253A%2522%2522%252C%2522file_duration%2522%253A%252268%2522%252C%2522hot%2522%253A%25220%2522%252C%2522hot_listen%2522%253A%25220%2522%252C%2522ting_hot%2522%253A%25220%2522%252C%2522download_count%2522%253A%25220%2522%252C%2522likes%2522%253A%25220%2522%252C%2522style%2522%253A%2522%2522%252C%2522is_down%2522%253A%25221%2522%252C%2522is_zip%2522%253A%25220%2522%252C%2522is_charge%2522%253A%25220%2522%252C%2522price%2522%253A%25220%2522%252C%2522xrank%2522%253A%25220%2522%252C%2522del_status%2522%253A%25220%2522%252C%2522verify_status%2522%253A%25221%2522%252C%2522max_rate%2522%253A%2522320%2522%252C%2522info%2522%253A%2522%2522%252C%2522relate_song_ids%2522%253A%2522%2522%252C%2522ontop%2522%253A%25220%2522%252C%2522allow_cover%2522%253A%25221%2522%252C%2522type%2522%253A%25220%2522%252C%2522is_cover%2522%253A%25220%2522%252C%2522ext%2522%253A%2522%2522%252C%2522style_ids%2522%253A%2522%2522%252C%2522tag_ids%2522%253A%2522%2522%257D%252C%2522audio%2522%253A%257B%2522param%2522%253A%2522http%253A%255C%252F%255C%252Fbcs-sandbox.baidu.com%255C%252Fqukuauto%255C%252F0525ee3363f91cfa6ed55dc1c81ad97d.mp3%2522%257D%252C%2522type%2522%253A%2522song%2522%257D STR; var_dump(urldecode($str));
Output for 4.3.0 - 7.2.0
string(1263) "%7B%22content%22%3A%7B%22song_id%22%3A73979307%2C%22pid%22%3A%220%22%2C%22title%22%3A%22%5Cu4e03%5Cu8272%5Cu6865%22%2C%22artist_id%22%3A73356857%2C%22artist%22%3A%22FightingMan%22%2C%22all_artist_id%22%3A%22127857%22%2C%22all_artist%22%3A%22FightingMan%22%2C%22author%22%3A%22FightingMan%22%2C%22compose%22%3A%22%22%2C%22songwriting%22%3A%22%22%2C%22mixed%22%3A%22%22%2C%22arrangements%22%3A%22%22%2C%22language%22%3A%22%22%2C%22publishtime%22%3A%22%22%2C%22file_duration%22%3A%2268%22%2C%22hot%22%3A%220%22%2C%22hot_listen%22%3A%220%22%2C%22ting_hot%22%3A%220%22%2C%22download_count%22%3A%220%22%2C%22likes%22%3A%220%22%2C%22style%22%3A%22%22%2C%22is_down%22%3A%221%22%2C%22is_zip%22%3A%220%22%2C%22is_charge%22%3A%220%22%2C%22price%22%3A%220%22%2C%22xrank%22%3A%220%22%2C%22del_status%22%3A%220%22%2C%22verify_status%22%3A%221%22%2C%22max_rate%22%3A%22320%22%2C%22info%22%3A%22%22%2C%22relate_song_ids%22%3A%22%22%2C%22ontop%22%3A%220%22%2C%22allow_cover%22%3A%221%22%2C%22type%22%3A%220%22%2C%22is_cover%22%3A%220%22%2C%22ext%22%3A%22%22%2C%22style_ids%22%3A%22%22%2C%22tag_ids%22%3A%22%22%7D%2C%22audio%22%3A%7B%22param%22%3A%22http%3A%5C%2F%5C%2Fbcs-sandbox.baidu.com%5C%2Fqukuauto%5C%2F0525ee3363f91cfa6ed55dc1c81ad97d.mp3%22%7D%2C%22type%22%3A%22song%22%7D"