3v4l.org

run code in 300+ PHP versions simultaneously
<?php $p = null; $action = $p ?? 'index_null'; echo $action."\n"; $p = false; $action = $p ?? 'index_false'; echo $action."\n"; $p = 0; $action = $p ?? 'index_zero'; echo $action."\n"; $p = "0"; $action = $p ?? 'index_0'; echo $action."\n";

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)
8.3.60.0140.00316.49
8.3.50.0070.01016.07
8.3.40.0040.01118.42
8.3.30.0070.01118.71
8.3.20.0070.00020.35
8.3.10.0000.00823.48
8.3.00.0040.00419.67
8.2.180.0150.00616.48
8.2.170.0150.00022.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00317.75
8.2.110.0080.00322.02
8.2.100.0080.00417.59
8.2.90.0050.00319.17
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0050.00317.92
8.2.50.0040.00418.07
8.2.40.0000.00821.19
8.2.30.0050.00219.84
8.2.20.0000.00717.54
8.2.10.0000.00718.18
8.2.00.0060.00318.11
8.1.280.0100.01025.92
8.1.270.0140.00020.25
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00619.28
8.1.230.0030.01020.93
8.1.220.0000.00717.76
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0000.00818.65
8.1.160.0070.00022.04
8.1.150.0070.00018.83
8.1.140.0040.00417.30
8.1.130.0050.00217.73
8.1.120.0030.00317.36
8.1.110.0040.00417.29
8.1.100.0000.00717.30
8.1.90.0040.00417.31
8.1.80.0050.00317.25
8.1.70.0070.00017.35
8.1.60.0000.00817.49
8.1.50.0030.00517.43
8.1.40.0060.00317.40
8.1.30.0060.00317.56
8.1.20.0040.00417.55
8.1.10.0030.00617.41
8.1.00.0080.00017.41
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0000.00718.37
8.0.270.0000.00717.29
8.0.260.0060.00017.15
8.0.250.0000.00716.88
8.0.240.0080.00016.84
8.0.230.0040.00416.98
8.0.220.0050.00316.78
8.0.210.0000.00716.81
8.0.200.0030.00316.96
8.0.190.0000.00716.96
8.0.180.0000.00816.93
8.0.170.0050.00216.83
8.0.160.0030.00316.86
8.0.150.0000.00716.78
8.0.140.0000.00816.86
8.0.130.0030.00313.30
8.0.120.0050.00316.78
8.0.110.0000.00716.79
8.0.100.0070.00016.78
8.0.90.0040.00416.95
8.0.80.0070.01016.83
8.0.70.0050.00216.75
8.0.60.0070.00016.90
8.0.50.0020.00516.87
8.0.30.0100.00816.99
8.0.20.0110.00817.40
8.0.10.0000.00716.81
8.0.00.0100.01016.68
7.4.330.0000.00515.08
7.4.320.0000.00716.45
7.4.300.0070.00016.55
7.4.290.0050.00216.48
7.4.280.0070.00016.52
7.4.270.0000.00616.54
7.4.260.0050.00216.31
7.4.250.0000.00716.39
7.4.240.0010.00616.38
7.4.230.0070.00016.59
7.4.220.0080.01216.63
7.4.210.0060.00916.45
7.4.200.0030.00316.53
7.4.160.0030.01216.25
7.4.150.0090.00917.40
7.4.140.0160.00717.86
7.4.130.0080.01316.46
7.4.120.0100.00816.39
7.4.110.0120.00616.61
7.4.100.0150.00416.49
7.4.90.0070.01016.45
7.4.80.0140.00319.39
7.4.70.0100.00716.35
7.4.60.0100.00616.46
7.4.50.0060.00316.29
7.4.40.0080.01116.53
7.4.30.0080.01216.57
7.4.00.0060.01215.20
7.3.330.0030.00313.10
7.3.320.0050.00013.07
7.3.310.0070.00016.02
7.3.300.0040.00416.10
7.3.290.0090.00816.16
7.3.280.0100.00816.12
7.3.270.0100.01017.40
7.3.260.0120.01216.42
7.3.250.0110.00716.26
7.3.240.0100.00716.16
7.3.230.0120.00616.39
7.3.210.0060.01216.23
7.3.200.0100.01016.14
7.3.190.0160.00016.50
7.3.180.0040.01216.25
7.3.170.0000.01716.32
7.3.160.0070.01016.29
7.3.120.0090.00616.08
7.3.110.0060.00916.04
7.3.100.0070.00615.94
7.3.90.0040.00916.00
7.3.80.0050.00616.05
7.3.70.0030.00915.88
7.3.60.0070.00415.85
7.3.50.0030.00715.80
7.3.40.0070.00315.90
7.3.30.0050.00615.94
7.3.20.0100.00316.85
7.3.10.0060.00616.92
7.3.00.0000.01216.96
7.2.330.0060.01216.67
7.2.320.0120.00616.62
7.2.310.0100.01316.64
7.2.300.0090.00816.63
7.2.290.0140.00716.55
7.2.250.0000.01415.02
7.2.240.0060.01116.09
7.2.230.0060.00816.16
7.2.220.0040.00916.10
7.2.210.0050.00815.99
7.2.200.0100.00516.14
7.2.190.0030.00916.11
7.2.180.0030.01116.09
7.2.170.0030.01016.08
7.2.160.0050.00716.16
7.2.150.0080.00316.84
7.2.140.0030.01217.07
7.2.130.0060.00417.02
7.2.120.0030.00817.02
7.2.110.0070.00717.03
7.2.100.0080.00616.97
7.2.90.0050.01016.99
7.2.80.0060.00716.93
7.2.70.0070.00617.06
7.2.60.0070.00816.92
7.2.50.0030.01116.98
7.2.40.0100.00316.98
7.2.30.0040.00817.02
7.2.20.0020.01417.02
7.2.10.0070.00317.05
7.2.00.0040.00917.76
7.1.330.0070.00716.46
7.1.320.0070.00416.38
7.1.310.0030.00916.29
7.1.300.0050.00716.41
7.1.290.0040.00716.50
7.1.280.0120.00016.42
7.1.270.0020.01316.40
7.1.260.0030.00816.42
7.1.250.0040.00616.54
7.1.200.0100.00315.87
7.1.100.0000.01018.14
7.1.70.0000.00817.15
7.1.60.0090.01320.03
7.1.50.0130.01316.88
7.1.00.0030.07722.54
7.0.200.0030.00716.85
7.0.60.0100.07719.85
7.0.50.0030.08317.80
7.0.40.0070.07720.23
7.0.30.0430.06320.19
7.0.20.0300.06720.09
7.0.10.0070.09020.01
7.0.00.0100.08720.04
5.6.280.0130.05320.99
5.6.210.0030.04320.61
5.6.200.0070.08318.29
5.6.190.0030.04320.50
5.6.180.0400.07020.64
5.6.170.0270.06720.54
5.6.160.0070.04320.50
5.6.150.0100.08018.15
5.6.140.0030.08718.29
5.6.130.0130.08318.23
5.6.120.0100.07720.98
5.6.110.0170.07021.04
5.6.100.0100.03720.99
5.6.90.0030.09021.09
5.6.80.0100.03320.40
5.5.350.0030.04020.52
5.5.340.0070.08317.94
5.5.330.0130.03320.29
5.5.320.1600.06720.30
5.5.310.0330.07020.26
5.5.300.0100.08018.02
5.5.290.0030.08317.96
5.5.280.0030.04020.76
5.5.270.0000.04720.82
5.5.260.0130.07720.75
5.5.250.0100.07720.46
5.5.240.0000.08020.28
5.4.450.0170.05319.20
5.4.440.0230.05019.59
5.4.430.0230.06019.38
5.4.420.0130.05319.63
5.4.410.0170.05319.34
5.4.400.0200.05319.13
5.4.390.0170.05018.84
5.4.380.0300.03719.15
5.4.370.0170.04719.01
5.4.360.0200.05019.26
5.4.350.0170.05019.26
5.4.340.0170.05319.21
5.4.320.0170.05319.17
5.4.310.0330.05719.13
5.4.300.0170.06019.23
5.4.290.0270.04019.28
5.4.280.0170.05719.28
5.4.270.0100.05719.01
5.4.260.0130.05719.06
5.4.250.0330.03319.30
5.4.240.0200.04718.83
5.4.230.0100.06019.37
5.4.220.0170.05319.28
5.4.210.0230.04319.14
5.4.200.0170.05019.37
5.4.190.0170.05019.11
5.4.180.0100.05719.11
5.4.170.0130.06019.35
5.4.160.0130.05319.24
5.4.150.0270.04319.27
5.4.140.0130.05716.52
5.4.130.0270.04716.31
5.4.120.0230.04016.46
5.4.110.0300.04016.52
5.4.100.0170.04716.61
5.4.90.0170.04716.28
5.4.80.0130.05316.26
5.4.70.0270.06716.44
5.4.60.0300.06316.52
5.4.50.0000.07716.34
5.4.40.0200.04316.53
5.4.30.0000.06016.44
5.4.20.0370.06316.51
5.4.10.0230.07016.34

preferences:
53.48 ms | 400 KiB | 5 Q