3v4l.org

run code in 300+ PHP versions simultaneously
<?php $star = new StdClass; // replace this line $twin = clone $star; $star->name = "Castor"; $twin->name = "Pollux"; echo $star->name; // must be Castor

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)
8.3.40.0040.01118.50
8.3.30.0040.01118.57
8.3.20.0070.00020.14
8.3.10.0070.00022.10
8.3.00.0060.00323.52
8.2.170.0110.00422.96
8.2.160.0100.00320.37
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00319.14
8.2.120.0040.00426.35
8.2.110.0030.00620.47
8.2.100.0000.01217.66
8.2.90.0000.00817.91
8.2.80.0060.00321.14
8.2.70.0060.00317.50
8.2.60.0070.00317.49
8.2.50.0030.00517.55
8.2.40.0000.00820.64
8.2.30.0080.00019.34
8.2.20.0030.00717.93
8.2.10.0040.00418.06
8.2.00.0070.00017.86
8.1.270.0050.00222.01
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.48
8.1.230.0040.00722.82
8.1.220.0060.00317.74
8.1.210.0030.00718.77
8.1.200.0030.00617.25
8.1.190.0100.00017.35
8.1.180.0100.00018.10
8.1.170.0040.00418.51
8.1.160.0040.00418.75
8.1.150.0070.00019.98
8.1.140.0040.00419.45
8.1.130.0000.00717.25
8.1.120.0000.00717.35
8.1.110.0000.00717.38
8.1.100.0030.00417.41
8.1.90.0080.00017.40
8.1.80.0020.00517.32
8.1.70.0030.00317.44
8.1.60.0060.00317.52
8.1.50.0040.00417.41
8.1.40.0040.00417.49
8.1.30.0000.00917.62
8.1.20.0120.00517.58
8.1.10.0070.00617.48
8.1.00.0100.00517.50
8.0.300.0000.00719.93
8.0.290.0040.00416.75
8.0.280.0070.00018.45
8.0.270.0000.00717.25
8.0.260.0040.00416.80
8.0.250.0030.00516.85
8.0.240.0050.00516.93
8.0.230.0000.00716.91
8.0.220.0040.00416.69
8.0.210.0050.00216.81
8.0.200.0060.00016.87
8.0.190.0000.00816.89
8.0.180.0040.00416.73
8.0.170.0070.00016.86
8.0.160.0000.00716.75
8.0.150.0040.00916.70
8.0.140.0030.00916.73
8.0.130.0060.00615.93
8.0.120.0110.00416.71
8.0.110.0130.00316.71
8.0.100.0120.00416.77
8.0.90.0060.00616.73
8.0.80.0100.00316.71
8.0.70.0060.00616.76
8.0.60.0080.00316.69
8.0.50.0040.00816.73
8.0.30.0110.00616.82
8.0.20.0150.00417.04
8.0.10.0110.00616.88
8.0.00.0060.00816.92
7.4.330.0020.00215.55
7.4.320.0040.00416.33
7.4.300.0000.00716.38
7.4.290.0030.00316.47
7.4.280.0000.00716.55
7.4.270.0130.00516.49
7.4.260.0100.00716.44
7.4.250.0140.00616.43
7.4.240.0150.00516.51
7.4.230.0120.00516.44
7.4.220.0110.00516.47
7.4.210.0100.00516.50
7.4.200.0110.00216.45
7.4.190.0110.00316.51
7.4.180.0110.00216.58
7.4.160.0080.00716.45
7.4.150.0110.00616.57
7.4.140.0110.00616.92
7.4.130.0090.00716.38
7.4.120.0100.00616.41
7.4.110.0110.00616.33
7.4.100.0130.00416.36
7.4.90.0120.00516.29
7.4.80.0100.00616.60
7.4.70.0100.00616.36
7.4.60.0100.00616.34
7.4.50.0080.00716.26
7.4.40.0100.00516.24
7.4.30.0100.00616.30
7.4.20.0100.00516.30
7.4.10.0090.00616.30
7.4.00.0080.00716.04
7.3.330.0100.00615.42
7.3.320.0140.00315.41
7.3.310.0110.00616.15
7.3.300.0120.00416.20
7.3.290.0100.00316.21
7.3.280.0080.00816.24
7.3.270.0130.00316.38
7.3.260.0090.00716.28
7.3.250.0090.00616.30
7.3.240.0110.00516.29
7.3.230.0100.00616.27
7.3.220.0110.00516.25
7.3.210.0090.00616.21
7.3.200.0100.00516.18
7.3.190.0100.00616.16
7.3.180.0090.00716.25
7.3.170.0090.00716.19
7.3.160.0100.00616.22
7.3.150.0090.00816.21
7.3.140.0110.00516.30
7.3.130.0100.00716.23
7.3.120.0110.00615.95
7.3.110.0100.00615.83
7.3.100.0110.00615.85
7.3.90.0090.00816.02
7.3.80.0110.00615.92
7.3.70.0100.00615.78
7.3.60.0110.00615.84
7.3.50.0100.00715.82
7.3.40.0100.00815.77
7.3.30.0070.01015.68
7.3.20.0180.00716.03
7.3.10.0280.00615.88
7.3.00.0240.00715.86
7.2.340.0100.00716.34
7.2.330.0120.00616.42
7.2.320.0150.00416.36
7.2.310.0120.00716.38
7.2.300.0130.00516.36
7.2.290.0110.00716.46
7.2.280.0120.00616.38
7.2.270.0110.00616.39
7.2.260.0120.00616.42
7.2.250.0110.00716.26
7.2.240.0100.00716.04
7.2.230.0100.00916.09
7.2.220.0100.00816.11
7.2.210.0090.00916.11
7.2.200.0110.00716.09
7.2.190.0120.00616.01
7.2.180.0100.00915.99
7.2.170.0110.00715.92
7.2.160.0110.00715.93
7.2.150.0300.00616.25
7.2.140.0210.00716.27
7.2.130.0230.00716.22
7.2.120.0220.00716.23
7.2.110.0280.00616.22
7.2.100.0360.00716.19
7.2.90.0380.00816.19
7.2.80.0410.01016.05
7.2.70.0400.00816.07
7.2.60.0410.00916.13
7.2.50.0420.00816.11
7.2.40.0430.00716.12
7.2.30.0390.00716.12
7.2.20.0410.00716.06
7.2.10.0380.00716.03
7.2.00.0390.00816.03
7.1.330.0170.00715.44
7.1.320.0130.00515.42
7.1.310.0130.00715.37
7.1.300.0120.00715.20
7.1.290.0130.00615.25
7.1.280.0140.00515.25
7.1.270.0180.00515.27
7.1.260.0170.00615.25
7.1.250.0290.00615.03
7.1.240.0230.00615.07
7.1.230.0240.00715.04
7.1.220.0360.00715.02
7.1.210.0330.00715.01
7.1.200.0450.00814.97
7.1.190.0400.00714.92
7.1.180.0400.00614.93
7.1.170.0410.00814.92
7.1.160.0390.00614.91
7.1.150.0360.00714.92
7.1.140.0390.00914.85
7.1.130.0420.00814.84
7.1.120.0370.00714.80
7.1.110.0420.00714.88
7.1.100.0410.00814.90
7.1.90.0360.00714.98
7.1.80.0330.00814.86
7.1.70.0340.00714.84
7.1.60.0370.00716.99
7.1.50.0300.00816.98
7.1.40.0300.00816.98
7.1.30.0320.00716.92
7.1.20.0290.00816.96
7.1.10.0280.00614.82
7.1.00.0390.00714.88
7.0.330.0220.00614.77
7.0.320.0240.00614.77
7.0.310.0430.00714.60
7.0.300.0360.00714.62
7.0.290.0400.00714.59
7.0.280.0440.00614.63
7.0.270.0440.00614.53
7.0.260.0380.00714.56
7.0.250.0400.00814.56
7.0.240.0400.00714.65
7.0.230.0340.00514.64
7.0.220.0300.00614.61
7.0.210.0410.00714.63
7.0.200.0310.00714.61
7.0.190.0340.00714.64
7.0.180.0290.00714.59
7.0.170.0290.00614.57
7.0.160.0290.00714.61
7.0.150.0270.00814.55
7.0.140.0310.00614.58
7.0.130.0280.00714.63
7.0.120.0370.00814.66
7.0.110.0250.00814.57
7.0.100.0320.00714.60
7.0.90.0270.00614.58
7.0.80.0270.00614.57
7.0.70.0310.00614.56
7.0.60.0260.00614.61
7.0.50.0300.00714.62
7.0.40.0330.00614.61
7.0.30.0260.00814.58
7.0.20.0260.00714.54
7.0.10.0270.00714.61
7.0.00.0270.00614.56
5.6.400.0090.00915.23
5.6.390.0100.00715.34
5.6.380.0110.00715.06
5.6.370.0120.00815.81
5.6.360.0110.00915.89
5.6.350.0110.00815.84
5.6.340.0100.00815.85
5.6.330.0120.00715.88
5.6.320.0120.00815.84
5.6.310.0120.00815.88
5.6.300.0110.00715.79
5.6.290.0110.00715.88
5.6.280.0120.00615.86
5.6.270.0110.00715.78
5.6.260.0100.00815.81
5.6.250.0100.00915.73
5.6.240.0090.00915.83
5.6.230.0100.00715.85
5.6.220.0110.00715.87
5.6.210.0120.00715.79
5.6.200.0110.00715.84
5.6.190.0110.00815.80
5.6.180.0120.00815.78
5.6.170.0100.00915.84
5.6.160.0130.00715.82
5.6.150.0110.00815.80
5.6.140.0120.00715.76
5.6.130.0100.00815.82
5.6.120.0100.00815.81
5.6.110.0120.00715.76
5.6.100.0120.00715.78
5.6.90.0130.00615.80
5.6.80.0140.00415.73
5.6.70.0130.00515.87
5.6.60.0120.00715.88
5.6.50.0120.00615.79
5.6.40.0120.00715.75
5.6.30.0090.01015.79
5.6.20.0110.00715.69
5.6.10.0100.00915.72
5.6.00.0130.00615.70

preferences:
46.28 ms | 400 KiB | 5 Q