3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 30; $b = 20; var_dump($a <=> $b);

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)
8.3.60.0100.01016.63
8.3.50.0130.00521.20
8.3.40.0040.01118.71
8.3.30.0070.00718.45
8.3.20.0100.00620.14
8.3.10.0000.00723.61
8.3.00.0080.00019.85
8.2.180.0100.00716.63
8.2.170.0120.00322.96
8.2.160.0130.00320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00320.89
8.2.120.0000.00826.35
8.2.110.0060.00319.33
8.2.100.0060.00617.91
8.2.90.0030.01019.18
8.2.80.0030.00617.97
8.2.70.0090.00317.36
8.2.60.0060.00317.91
8.2.50.0030.00518.07
8.2.40.0050.00520.55
8.2.30.0070.00020.48
8.2.20.0050.00217.54
8.2.10.0040.00417.92
8.2.00.0070.00017.92
8.1.280.0080.00825.92
8.1.270.0030.00620.23
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0140.00422.14
8.1.230.0040.00718.98
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.13
8.1.190.0060.00317.00
8.1.180.0040.00418.10
8.1.170.0060.00318.64
8.1.160.0000.00720.80
8.1.150.0070.00018.75
8.1.140.0030.00519.47
8.1.130.0030.00317.56
8.1.120.0000.00717.49
8.1.110.0040.00417.32
8.1.100.0040.00417.39
8.1.90.0000.00717.45
8.1.80.0030.00517.33
8.1.70.0030.00317.44
8.1.60.0040.00817.49
8.1.50.0060.00317.55
8.1.40.0000.00717.50
8.1.30.0030.00517.51
8.1.20.0030.00517.68
8.1.10.0080.00017.43
8.1.00.0000.00817.41
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0070.00018.41
8.0.270.0000.00717.23
8.0.260.0030.00317.24
8.0.250.0040.00416.84
8.0.240.0000.00616.92
8.0.230.0000.00716.96
8.0.220.0030.00616.89
8.0.210.0030.00316.88
8.0.200.0030.00316.85
8.0.190.0000.00817.02
8.0.180.0040.00416.92
8.0.170.0030.00516.80
8.0.160.0050.00216.93
8.0.150.0040.00416.81
8.0.140.0000.00716.80
8.0.130.0000.00513.36
8.0.120.0000.00716.74
8.0.110.0000.00716.84
8.0.100.0000.00716.71
8.0.90.0000.00716.76
8.0.80.0040.01116.83
8.0.70.0000.00716.91
8.0.60.0000.00716.82
8.0.50.0000.00716.75
8.0.30.0080.01017.16
8.0.20.0090.00917.40
8.0.10.0040.00417.03
8.0.00.0120.00716.65
7.4.330.0000.00616.79
7.4.320.0060.00016.42
7.4.300.0000.00616.52
7.4.290.0000.00716.52
7.4.280.0020.00516.34
7.4.270.0040.00416.52
7.4.260.0030.00316.47
7.4.250.0080.00016.43
7.4.240.0000.00716.59
7.4.230.0000.00716.61
7.4.220.0110.00716.58
7.4.210.0150.00316.60
7.4.200.0000.00716.61
7.4.160.0060.01016.41
7.4.150.0150.00317.40
7.4.140.0080.01217.86
7.4.130.0100.00716.57
7.4.120.0090.00716.44
7.4.110.0030.01416.48
7.4.100.0120.00616.39
7.4.90.0070.01016.49
7.4.80.0090.00619.39
7.4.70.0080.00816.52
7.4.60.0060.01216.41
7.4.50.0030.01016.29
7.4.40.0060.01416.49
7.4.30.0030.01316.33
7.4.00.0070.00714.80
7.3.330.0050.00012.94
7.3.320.0060.00013.07
7.3.310.0030.00316.03
7.3.300.0000.00716.20
7.3.290.0000.00716.22
7.3.280.0110.00916.18
7.3.270.0140.00317.40
7.3.260.0130.00316.47
7.3.250.0120.00616.34
7.3.240.0130.00716.27
7.3.230.0100.00716.39
7.3.210.0120.00616.12
7.3.200.0100.00716.21
7.3.190.0090.00916.48
7.3.180.0120.00616.23
7.3.170.0110.01116.51
7.3.160.0160.00316.33
7.3.120.0100.00714.71
7.3.110.0090.00614.45
7.3.100.0170.00014.96
7.3.90.0040.01114.45
7.3.80.0040.01114.71
7.3.70.0030.01414.53
7.3.60.0100.00314.54
7.3.50.0030.00714.47
7.3.40.0040.00714.70
7.3.30.0060.00914.68
7.3.20.0000.01116.52
7.3.10.0080.00816.43
7.3.00.0040.01116.65
7.2.330.0140.00416.49
7.2.320.0030.01316.55
7.2.310.0130.00316.54
7.2.300.0110.01116.54
7.2.290.0130.01016.61
7.2.240.0030.01314.95
7.2.230.0090.00615.06
7.2.220.0100.00715.05
7.2.210.0060.00314.72
7.2.200.0000.01614.81
7.2.190.0040.01114.93
7.2.180.0040.01114.93
7.2.170.0070.01114.91
7.2.160.0000.01014.98
7.2.150.0040.01216.63
7.2.140.0060.01016.71
7.2.130.0040.01216.74
7.2.120.0090.00616.54
7.2.110.0060.00616.84
7.2.100.0000.01116.79
7.2.90.0130.00316.87
7.2.80.0120.00316.86
7.2.70.0030.00616.73
7.2.60.0110.00416.77
7.2.50.0120.00316.66
7.2.40.0000.01016.67
7.2.30.0080.00816.86
7.2.20.0060.00316.79
7.2.10.0090.00616.89
7.2.00.0040.01018.15
7.1.330.0090.00615.46
7.1.320.0100.00315.69
7.1.310.0040.01115.94
7.1.300.0000.01515.54
7.1.290.0100.00315.56
7.1.280.0030.01315.71
7.1.270.0070.00715.73
7.1.260.0040.00715.77
7.1.250.0060.00315.49
7.1.200.0130.00315.76
7.1.100.0030.01017.86
7.1.70.0040.01117.05
7.1.60.0060.01619.52
7.1.50.0300.00734.70
7.1.00.0030.07322.45
7.0.200.0000.00916.65
7.0.60.0100.07019.95
7.0.50.0030.08317.88
7.0.40.0030.05320.09
7.0.30.0200.04320.30
7.0.20.0200.07720.16
7.0.10.0100.04720.18
7.0.00.0030.06719.99
5.6.210.0030.04320.62
5.6.200.0100.07718.25
5.6.190.0130.07720.48
5.6.180.0170.04020.57
5.6.170.0200.09020.58
5.6.160.0100.05720.44
5.6.150.0170.07718.27
5.6.140.0030.08318.27
5.6.130.0070.06018.19
5.6.120.0100.07320.99
5.6.110.0070.08021.11
5.6.100.0070.05320.98
5.6.90.0000.04320.99
5.6.80.0100.08020.40
5.5.350.0200.04020.40
5.5.340.0000.04318.05
5.5.330.0000.04720.35
5.5.320.0270.08020.51
5.5.310.0170.04320.43
5.5.300.0130.04318.04
5.5.290.0130.07318.04
5.5.280.0130.07720.77
5.5.270.0100.08020.96
5.5.260.0130.07320.67
5.5.250.0200.05720.79
5.5.240.3500.04020.33

preferences:
55.03 ms | 401 KiB | 5 Q