3v4l.org

run code in 300+ PHP versions simultaneously
<?php // rsrq(rb,rsrp,rssi) = 10*log10(rb*10**(rsrp/10)/10**(rssi/10)); function calc ($data) { $pattern = "Freq:([ ]+)(?P<Freq>[0-9\-]+)\n"; $pattern .= "Band:([ ]+)(?P<Band>[0-9\-]+)\n"; $pattern .= "CellId:([ ]+)(?P<CellId>[0-9\-]+)\n"; $pattern .= "RSRP:([ ]+)(?P<RSRP>[0-9\-]+)\n"; $pattern .= "RSRQ:([ ]+)(?P<RSRQ>[0-9\-]+)\n"; $pattern .= "RSSI:([ ]+)(?P<RSSI>[0-9\-]+)"; preg_match('/'.$pattern.'/i', $data, $matches); if (!empty($matches)) { $rb = 50; // lte 800 if ($matches['Band'] == 3) { $rb = 100; // lte 1800 } echo rsrq($rb, $matches['RSRP'], $matches['RSSI']); } } function rsrq ($rb, $rsrp, $rssi) { return 10*log10($rb*10**($rsrp/10)/10**($rssi/10)); } calc(">> Current-LTE-Config << Acgorder: 03 Band: 3FFFFFFF Roam: 3 Srvdomain: 1 LTEBand: 80044 >> Current-CellInfo << Freq: 18150 Band: 3 CellId: 60 RSRP: -88 RSRQ: -6 RSSI: -62");
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
-6
Output for 5.5.0 - 5.5.35
Parse error: syntax error, unexpected '*' in /in/F8sHW on line 24
Process exited with code 255.

preferences:
145.18 ms | 401 KiB | 213 Q