regex101: JavaScript Match Workspace

Regular Expression

(?:PM10<\/td><td class='r'>)(\d+.\d)

New

<html><head><title>Aktuelle Werte</title><meta name='viewport' content='width=device-width'><style type='text/css'>body{font-family:Arial;margin:0}.content{margin:10px}.r{text-align:right}td{vertical-align:top;}a{text-decoration:none;padding:10px;background:#38b5ad;color:white;display:block;width:auto;border-radius:5px;}input[type='text']{width:100%;}input[type='password']{width:100%;}input[type='submit']{border-radius:5px;font-size:medium;padding:5px;}.submit_green{padding:9px !important;width:100%;border-style:none;background:#38b5ad;color:white;text-align:left;}</style></head><body><div style='min-height:120px;background-color:#38b5ad;margin-bottom:20px'>   <a href='/' style='background:none;width:0;display:inline'><img src='/images?name=luftdaten_logo' style='float:left;margin:20px'/></a>   <h3 style='margin:0'>Feinstaubsensor</h3>   <small>ID: 2221799<br/>MAC: A0:20:A6:21:E6:XX<br/>Firmware: NRZ-2017-092</small></div><div class='content'><h4>Übersicht &raquo; Aktuelle Werte</h4><t