3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( (unset) 'x', (unset) 42, (unset) 0.42, (unset) [42], (unset) new StdClass, (unset) null ); $a = "1"; (unset)$a; var_dump($a);

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)
8.3.60.0060.00916.38
8.3.50.0200.01121.94
8.3.40.0120.00618.66
8.3.30.0120.00618.55
8.3.20.0120.00620.21
8.3.10.0080.00023.53
8.3.00.0050.00319.56
8.2.180.0100.01018.18
8.2.170.0060.00922.96
8.2.160.0100.00320.48
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0080.00017.50
8.2.110.0030.00819.30
8.2.100.0120.00017.63
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0000.00817.38
8.2.60.0030.00717.55
8.2.50.0000.00918.07
8.2.40.0040.00419.37
8.2.30.0040.00419.64
8.2.20.0000.00917.55
8.2.10.0050.00317.97
8.2.00.0020.00518.02
8.1.280.0140.00025.92
8.1.270.0080.00022.18
8.1.260.0100.00726.35
8.1.250.0000.00728.09
8.1.240.0040.00419.02
8.1.230.0060.00617.42
8.1.220.0050.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.10
8.1.190.0000.00816.98
8.1.180.0080.00018.10
8.1.170.0000.00818.57
8.1.160.0030.00521.89
8.1.150.0040.00418.79
8.1.140.0040.00417.35
8.1.130.0030.00317.56
8.1.120.0030.00317.23
8.1.110.0030.00517.23
8.1.100.0070.00017.25
8.1.90.0040.00417.23
8.1.80.0080.00017.20
8.1.70.0060.00317.21
8.1.60.0000.00717.40
8.1.50.0030.00617.38
8.1.40.0040.00417.42
8.1.30.0000.00817.41
8.1.20.0000.00717.58
8.1.10.0000.00717.30
8.1.00.0030.00617.32
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0080.00018.29
8.0.270.0060.00017.06
8.0.260.0060.00017.00
8.0.250.0040.00416.88
8.0.240.0000.00816.87
8.0.230.0030.00616.90
8.0.220.0070.00016.71
8.0.210.0040.00416.68
8.0.200.0000.00716.86
8.0.190.0050.00716.88
8.0.180.0040.00416.85
8.0.170.0070.00016.79
8.0.160.0040.00416.78
8.0.150.0050.00316.76
8.0.140.0000.00716.71
8.0.130.0050.00013.25
8.0.120.0000.00816.68
8.0.110.0030.00616.79
8.0.100.0040.00416.63
8.0.90.0050.00316.66
8.0.80.0060.01316.87
8.0.70.0050.00316.82
8.0.60.0000.00716.69
8.0.50.0020.00516.80
8.0.30.0060.01316.87
8.0.20.0150.00717.40
8.0.10.0050.00316.75
8.0.00.0090.01016.67
7.4.330.0050.00015.15
7.4.320.0000.00616.63
7.4.300.0000.00716.50
7.4.290.0040.00416.40
7.4.280.0040.00416.56
7.4.270.0000.00716.54
7.4.260.0070.00016.60
7.4.250.0040.00416.47
7.4.240.0040.00416.56
7.4.230.0000.00716.38
7.4.220.0090.01316.54
7.4.210.0090.00616.60
7.4.200.0000.00716.52
7.4.160.0170.00816.62
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0110.00816.43
7.4.120.0070.01116.33
7.4.110.0070.01016.57
7.4.100.0100.00716.57
7.4.90.0170.00616.50
7.4.80.0070.01119.39
7.4.70.0060.01016.37
7.4.60.0030.01316.32
7.4.50.0070.00016.34
7.4.40.0110.00516.52
7.4.30.0100.00716.73
7.4.00.0100.00714.85
7.3.330.0030.00313.05
7.3.320.0070.00013.20
7.3.310.0000.00716.40
7.3.300.0030.00316.36
7.3.290.0060.01216.33
7.3.280.0050.01416.29
7.3.270.0140.00417.40
7.3.260.0100.01316.27
7.3.250.0080.00816.44
7.3.240.0030.01216.51
7.3.230.0040.01416.55
7.3.210.0060.01016.43
7.3.200.0160.00716.60
7.3.190.0030.01516.59
7.3.180.0100.00716.28
7.3.170.0060.00916.35
7.3.160.0000.01816.62
7.3.120.0040.01114.76
7.3.110.0030.00714.86
7.3.100.0040.01214.64
7.3.90.0040.00414.66
7.3.80.0030.01014.57
7.3.70.0040.01114.62
7.3.60.0030.01214.66
7.3.50.0040.00814.62
7.3.40.0070.00714.82
7.3.30.0000.01314.72
7.3.20.0080.00416.50
7.3.10.0080.00416.42
7.3.00.0080.00816.68
7.2.330.0030.01416.54
7.2.320.0090.00916.59
7.2.310.0150.00316.22
7.2.300.0070.01016.10
7.2.290.0060.01216.57
7.2.240.0000.01614.66
7.2.230.0100.00014.80
7.2.220.0040.01114.59
7.2.210.0000.01315.05
7.2.200.0000.01414.88
7.2.190.0110.00314.77
7.2.180.0070.01015.05
7.2.170.0120.00414.73
7.2.160.0100.00614.90
7.2.150.0070.00416.80
7.2.140.0070.01116.87
7.2.130.0080.00816.98
7.2.120.0100.00316.69
7.2.110.0060.01016.75
7.2.100.0090.00316.84
7.2.90.0080.00816.75
7.2.80.0170.00317.00
7.2.70.0130.00316.57
7.2.60.0050.00916.79
7.2.50.0070.01016.60
7.2.40.0060.00616.77
7.2.30.0090.00916.62
7.2.20.0110.00716.86
7.2.10.0040.01516.72
7.2.00.0090.00717.95
7.1.330.0040.01115.90
7.1.320.0040.01115.75
7.1.310.0040.01115.75
7.1.300.0100.00315.61
7.1.290.0030.00715.78
7.1.280.0060.00315.39
7.1.270.0140.00315.71
7.1.260.0060.00615.51
7.1.250.0100.00715.46
7.1.200.0080.00415.83
7.1.100.0070.00717.97
7.1.70.0000.00817.20
7.1.60.0150.00919.13
7.1.50.0130.00616.96
7.1.00.0030.07722.40
7.0.200.0030.00615.00
7.0.60.0070.08019.90
7.0.50.0130.07717.84
7.0.40.0070.08319.96
7.0.30.0230.07720.02
7.0.20.0270.08720.16
7.0.10.0070.04020.13
7.0.00.0000.04320.33
5.6.280.0070.07021.10
5.6.210.0100.08020.54
5.6.200.0130.05018.23
5.6.190.0030.04320.41
5.6.180.2800.04320.59
5.6.170.0400.06720.54
5.6.160.0100.07020.38
5.6.150.0100.03018.08
5.6.140.0030.04718.18
5.6.130.0000.04718.21
5.6.120.0130.07020.97
5.6.110.0130.07720.95
5.6.100.0100.08321.00
5.6.90.0070.09020.96
5.6.80.0170.07020.52
5.6.70.4030.04020.42
5.5.350.0230.06720.42
5.5.340.0130.05317.99
5.5.330.0130.07720.25
5.5.320.0330.04320.24
5.5.310.0300.07720.13
5.5.300.0070.04717.96
5.5.290.0000.06317.91
5.5.280.0100.05320.88
5.5.270.0070.09020.76
5.5.260.0070.07020.86
5.5.250.0130.07020.68
5.5.240.0300.07320.27
5.4.450.0530.06719.45
5.4.440.0600.05719.08
5.4.430.0900.05019.59
5.4.420.0670.06019.35
5.4.410.0830.05019.18
5.4.400.0630.05019.23
5.4.390.0670.05319.25
5.4.380.0630.05019.05
5.4.370.0570.05719.26
5.4.360.0700.06318.86
5.4.350.0670.05319.16
5.4.340.0870.05018.87
5.4.320.0800.05318.72
5.4.310.0630.05719.07
5.4.300.0630.06019.13
5.4.290.0600.05719.23
5.4.280.0870.05719.23
5.4.270.0870.06018.76
5.4.260.0700.06019.22
5.4.250.0670.04719.23
5.4.240.0900.04019.02
5.4.230.0800.05318.75
5.4.220.0670.05019.15
5.4.210.0630.05319.12
5.4.200.0500.06318.75
5.4.190.0670.05018.85
5.4.180.0800.05019.04
5.4.170.0770.05719.02
5.4.160.0630.05018.96
5.4.150.0630.06019.01
5.4.140.0570.05716.47
5.4.130.0670.04316.24
5.4.120.0830.04316.24
5.4.110.0770.05716.46
5.4.100.0770.05016.21
5.4.90.0800.04716.29
5.4.80.1030.05316.07
5.4.70.0300.04316.40
5.4.60.0370.06016.37
5.4.50.0000.04016.16
5.4.40.0030.07716.18
5.4.30.0130.06316.18
5.4.20.0300.05316.36

preferences:
76.31 ms | 401 KiB | 5 Q