3v4l.org

run code in 300+ PHP versions simultaneously
<?php function dc09crc($data) { function calc_crc($crc, $debyte) { $deze = ord($debyte); foreach (range(0, 7) as $i) { $deze ^= $crc & 1; $crc >>= 1; if ($deze & 1) { $crc ^= 0xa001; } $deze >>= 1; } return $crc; } $crc = 0; foreach (range(0, strlen($data)-1) as $j) { $crc = calc_crc($crc, $data[$j]); } return $crc; } $response = '7CFD0011"ACK"0001#00411[]'; $t = explode('"', $response); $payload = ""; foreach(range(1, sizeof($t)-1) as $e) { echo $e; } //if ($tokens[0] != dc89crc()

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0160.00616.38
8.3.50.0110.00418.06
8.3.40.0110.00418.68
8.3.30.0170.00318.42
8.3.20.0000.00719.16
8.3.10.0080.00021.92
8.3.00.0040.00420.70
8.2.180.0040.01118.54
8.2.170.0110.00722.96
8.2.160.0070.00722.07
8.2.150.0090.00024.18
8.2.140.0090.00624.66
8.2.130.0000.00918.09
8.2.120.0000.00726.35
8.2.110.0150.00622.05
8.2.100.0040.00817.91
8.2.90.0040.00417.63
8.2.80.0030.00517.97
8.2.70.0050.00317.80
8.2.60.0040.00417.79
8.2.50.0000.00818.10
8.2.40.0030.00519.33
8.2.30.0000.00819.32
8.2.20.0030.00618.13
8.2.10.0040.00418.01
8.2.00.0000.00917.60
8.1.280.0140.00325.92
8.1.270.0080.00018.83
8.1.260.0040.01126.35
8.1.250.0070.00028.09
8.1.240.0060.00323.98
8.1.230.0060.00617.42
8.1.220.0060.00317.74
8.1.210.0030.00518.77
8.1.200.0030.00617.23
8.1.190.0040.00417.38
8.1.180.0070.00018.10
8.1.170.0050.00318.54
8.1.160.0070.00018.90
8.1.150.0050.00218.80
8.1.140.0050.00222.11
8.1.130.0000.00720.18
8.1.120.0040.00417.48
8.1.110.0000.00717.52
8.1.100.0040.00417.51
8.1.90.0070.00317.45
8.1.80.0080.00017.36
8.1.70.0070.00017.42
8.1.60.0080.00017.46
8.1.50.0000.00717.51
8.1.40.0040.00417.58
8.1.30.0080.00017.67
8.1.20.0080.00017.64
8.1.10.0000.00917.55
8.1.00.0040.00417.31
8.0.300.0000.00718.77
8.0.290.0080.00016.63
8.0.280.0070.00018.38
8.0.270.0000.00717.28
8.0.260.0000.00618.47
8.0.250.0030.00617.00
8.0.240.0000.00816.88
8.0.230.0070.00017.02
8.0.220.0070.00016.91
8.0.210.0070.00016.92
8.0.200.0000.00716.82
8.0.190.0080.00316.87
8.0.180.0050.00216.96
8.0.170.0030.00616.91
8.0.160.0030.00316.79
8.0.150.0080.00016.95
8.0.140.0030.00316.84
8.0.130.0040.00413.35
8.0.120.0030.00516.76
8.0.110.0040.00416.93
8.0.100.0000.00716.70
8.0.90.0070.00016.96
8.0.80.0100.01016.86
8.0.70.0030.00516.88
8.0.60.0000.00916.77
8.0.50.0040.00416.84
8.0.30.0050.01417.10
8.0.20.0160.00317.40
8.0.10.0050.00217.09
8.0.00.0140.00816.79
7.4.330.0060.00015.55
7.4.320.0000.00716.66
7.4.300.0000.00716.50
7.4.290.0070.00016.40
7.4.280.0000.00816.43
7.4.270.0070.00016.65
7.4.260.0070.00016.64
7.4.250.0000.00716.49
7.4.240.0040.00416.60
7.4.230.0070.00016.64
7.4.220.0070.00016.68
7.4.210.0070.01116.58
7.4.200.0000.00616.63
7.4.160.0090.00616.51
7.4.140.0120.00617.86
7.4.130.0050.01116.42
7.4.120.0100.00916.50
7.4.110.0100.00716.48
7.4.100.0080.00816.63
7.4.90.0070.01016.53
7.4.80.0080.01319.39
7.4.70.0090.00916.27
7.4.60.0130.00316.41
7.4.50.0000.01916.55
7.4.40.0100.01316.54
7.3.330.0030.00313.16
7.3.320.0000.00613.12
7.3.310.0050.00316.18
7.3.300.0000.00716.32
7.3.290.0000.00816.32
7.3.280.0090.00916.25
7.3.260.0090.01116.38
7.3.240.0110.00616.32
7.3.230.0110.00816.29
7.3.210.0130.00316.34
7.3.200.0100.00616.50
7.3.190.0290.02016.65
7.3.180.0100.00716.33
7.3.170.0030.01516.36
7.3.160.0130.00316.38
7.2.330.0100.00716.72
7.2.320.0150.00816.77
7.2.310.0040.01216.70
7.2.300.0030.01316.54
7.2.290.0140.00516.76

preferences:
59.49 ms | 400 KiB | 5 Q