3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gray_to_binary($value) { $dec = $value; for ($i = 1; $i < strlen($value); $i++) { $dec[$i] = (int)$dec[$i-1] ^ (int)$value[$i]; } return $dec; } echo bindec(gray_to_binary(decbin(115)));

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)
8.3.110.0030.00620.94
8.3.100.0000.00924.06
8.3.90.0060.01226.77
8.3.80.0060.00316.63
8.3.70.0120.00916.61
8.3.60.0070.01418.43
8.3.50.0090.00724.46
8.3.40.0040.01118.84
8.3.30.0040.01118.68
8.3.20.0000.00721.73
8.3.10.0040.00421.92
8.3.00.0070.00723.46
8.2.230.0060.00322.58
8.2.220.0030.00637.54
8.2.210.0140.00426.77
8.2.200.0030.00616.50
8.2.190.0070.01116.63
8.2.180.0060.01618.17
8.2.170.0060.00922.96
8.2.160.0110.00722.30
8.2.150.0140.00324.18
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0040.00420.69
8.2.110.0030.00620.22
8.2.100.0070.00417.91
8.2.90.0030.00617.88
8.2.80.0040.00418.96
8.2.70.0040.00417.80
8.2.60.0000.00718.22
8.2.50.0000.00719.25
8.2.40.0040.00421.01
8.2.30.0090.00319.18
8.2.20.0040.00418.12
8.2.10.0000.00819.32
8.2.00.0070.00019.22
8.1.290.0060.00318.88
8.1.280.0060.00925.92
8.1.270.0070.00024.66
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00323.92
8.1.230.0000.01120.85
8.1.220.0080.00017.79
8.1.210.0030.00618.77
8.1.200.0000.00917.35
8.1.190.0080.00017.35
8.1.180.0030.00518.84
8.1.170.0060.00318.55
8.1.160.0040.00419.00
8.1.150.0040.00418.88
8.1.140.0070.00018.85
8.1.130.0050.00320.01
8.1.120.0000.00717.35
8.1.110.0000.00717.43
8.1.100.0030.00517.48
8.1.90.0050.00217.46
8.1.80.0000.00917.36
8.1.70.0000.00717.37
8.1.60.0040.00417.59
8.1.50.0000.00817.55
8.1.40.0070.00317.41
8.1.30.0060.00317.60
8.1.20.0000.00817.64
8.1.10.0050.00317.57
8.1.00.0030.00717.46
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.49
8.0.270.0000.00716.88
8.0.260.0030.00318.43
8.0.250.0030.00316.84
8.0.240.0040.00416.84
8.0.230.0040.00416.97
8.0.220.0030.00316.72
8.0.210.0040.00416.85
8.0.200.0000.00716.95
8.0.190.0000.00716.96
8.0.180.0020.00516.93
8.0.170.0030.00516.82
8.0.160.0040.00416.91
8.0.150.0050.00316.83
8.0.140.0040.00416.84
8.0.130.0050.00013.29
8.0.120.0040.00416.73
8.0.110.0000.00716.73
8.0.100.0020.00716.81
8.0.90.0030.00516.77
8.0.80.0070.00716.82
8.0.70.0020.00516.89
8.0.60.0040.00416.92
8.0.50.0050.00216.83
8.0.30.0100.00417.01
8.0.20.0080.00716.98
8.0.10.0040.00316.85
8.0.00.0040.00816.94
7.4.330.0040.00015.55
7.4.320.0000.00616.67
7.4.300.0030.00316.58
7.4.290.0000.00716.50
7.4.280.0000.00816.50
7.4.270.0000.00716.58
7.4.260.0000.00513.30
7.4.250.0030.00316.50
7.4.240.0020.00716.56
7.4.230.0070.00016.58
7.4.220.0010.00616.44
7.4.210.0050.00816.55
7.4.200.0050.00216.54
7.4.190.0030.00316.78
7.4.180.0000.00716.65
7.4.160.0070.00016.70
7.4.150.0070.00016.61
7.4.140.0000.00716.33
7.4.130.0060.01016.37
7.4.120.0060.00816.52
7.4.110.0060.00716.30
7.4.100.0090.00416.50
7.4.90.0080.00416.41
7.4.80.0070.00517.96
7.4.70.0050.00716.38
7.4.60.0090.00816.45
7.4.50.0090.00716.45
7.4.40.0080.00716.43
7.4.30.0070.00716.40
7.4.20.0070.00716.45
7.4.10.0090.00616.59
7.4.00.0090.00516.44
7.3.330.0040.00416.40
7.3.320.0030.00313.35
7.3.310.0040.00416.39
7.3.300.0000.00716.24
7.3.290.0070.00716.32
7.3.280.0060.00016.41
7.3.270.0000.00716.41
7.3.260.0080.00416.36
7.3.250.0070.00016.35
7.3.240.0090.00716.36
7.3.230.0080.00316.41
7.3.220.0030.00316.15
7.3.210.0090.00316.38
7.3.200.0060.00616.42
7.3.190.0090.00616.40
7.3.180.0090.00816.45
7.3.170.0060.00816.40
7.3.160.0070.00716.50
7.3.150.0070.00816.48
7.3.140.0060.00816.37
7.3.130.0040.01116.39
7.3.120.0060.00816.47
7.3.110.0110.00516.35
7.3.100.0040.01016.36
7.3.90.0090.00616.43
7.3.80.0100.00616.34
7.3.70.0090.00516.39
7.3.60.0070.00816.44
7.3.50.0050.00916.48
7.3.40.0090.00516.39
7.3.30.0050.00816.33
7.3.20.0080.00816.45
7.3.10.0100.00716.38
7.3.00.0090.00916.43
7.2.340.0000.00816.50
7.2.330.0090.00716.54
7.2.320.0060.00916.51
7.2.310.0100.00816.70
7.2.300.0060.01016.62
7.2.290.0110.00516.59
7.2.280.0100.00616.61
7.2.270.0050.01216.63
7.2.260.0090.00716.65
7.2.250.0070.00816.62
7.2.240.0110.00616.59
7.2.230.0060.01016.60
7.2.220.0090.00816.59
7.2.210.0090.00816.66
7.2.200.0090.00816.58
7.2.190.0070.00816.59
7.2.180.0060.01016.56
7.2.170.0070.00916.59
7.2.160.0060.00916.67
7.2.150.0080.00916.70
7.2.140.0110.00916.67
7.2.130.0090.00816.66
7.2.120.0080.01016.65
7.2.110.0110.00716.71
7.2.100.0120.00916.68
7.2.90.0110.00816.61
7.2.80.0090.00816.66
7.2.70.0100.00716.65
7.2.60.0110.00716.65
7.2.50.0090.00816.67
7.2.40.0080.00916.72
7.2.30.0070.01016.71
7.2.20.0190.00816.59
7.2.10.0080.00916.60
7.2.00.0090.00816.61

preferences:
22.64 ms | 403 KiB | 5 Q