3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); print (string)$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)
8.3.60.0090.00918.43
8.3.50.0120.00922.08
8.3.40.0070.00718.69
8.3.30.0070.00718.96
8.3.20.0040.00420.21
8.3.10.0040.00421.84
8.3.00.0040.00422.38
8.2.180.0100.00616.38
8.2.170.0150.00022.96
8.2.160.0090.00920.66
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00019.51
8.2.110.0040.00422.20
8.2.100.0060.00619.63
8.2.90.0000.00819.22
8.2.80.0080.00017.97
8.2.70.0080.00417.34
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0030.00618.22
8.2.30.0000.00717.96
8.2.20.0040.00417.65
8.2.10.0040.00417.61
8.2.00.0030.00517.60
8.1.280.0120.00325.92
8.1.270.0040.00422.19
8.1.260.0000.00826.35
8.1.250.0060.01028.09
8.1.240.0060.00323.69
8.1.230.0040.00819.21
8.1.220.0030.00517.74
8.1.210.0060.00318.77
8.1.200.0060.00317.13
8.1.190.0050.00317.41
8.1.180.0030.00618.10
8.1.170.0080.00018.57
8.1.160.0050.00221.98
8.1.150.0000.00718.45
8.1.140.0040.00417.42
8.1.130.0000.00717.77
8.1.120.0000.01017.39
8.1.110.0000.00717.40
8.1.100.0070.00017.32
8.1.90.0070.00017.24
8.1.80.0020.00517.29
8.1.70.0070.00017.46
8.1.60.0000.00917.59
8.1.50.0060.00317.52
8.1.40.0030.00617.51
8.1.30.0050.00217.66
8.1.20.0040.00417.66
8.1.10.0000.00717.41
8.1.00.0040.00417.51
8.0.300.0080.00018.77
8.0.290.0030.00317.16
8.0.280.0000.00718.43
8.0.270.0040.00417.25
8.0.260.0000.00616.84
8.0.250.0030.00316.90
8.0.240.0000.00817.04
8.0.230.0000.00716.83
8.0.220.0000.00716.86
8.0.210.0000.00716.79
8.0.200.0000.00616.85
8.0.190.0000.00816.83
8.0.180.0030.00316.86
8.0.170.0000.00816.87
8.0.160.0000.00816.81
8.0.150.0000.00716.86
8.0.140.0000.00716.88
8.0.130.0030.00313.24
8.0.120.0000.00816.80
8.0.110.0070.00016.87
8.0.100.0070.00016.75
8.0.90.0070.00016.95
8.0.80.0150.00016.88
8.0.70.0040.00416.92
8.0.60.0070.00016.84
8.0.50.0040.00416.94
8.0.30.0050.01316.95
8.0.20.0090.01017.40
8.0.10.0030.00316.96
8.0.00.0060.01216.54
7.4.330.0060.00015.08
7.4.320.0000.00616.48
7.4.300.0030.00316.63
7.4.290.0000.00716.59
7.4.280.0000.00816.46
7.4.270.0040.00416.50
7.4.260.0000.00716.55
7.4.250.0040.00416.55
7.4.240.0050.00216.57
7.4.230.0030.00316.59
7.4.220.0100.00916.53
7.4.210.0070.00816.55
7.4.200.0030.00316.70
7.4.190.0000.00716.54
7.4.160.0120.00416.33
7.4.150.0040.01417.40
7.4.140.0130.00917.86
7.4.130.0100.00816.53
7.4.120.0110.00816.54
7.4.110.0100.00616.33
7.4.100.0080.00816.58
7.4.90.0160.00816.49
7.4.80.0040.01319.39
7.4.70.0060.01416.64
7.4.60.0130.00916.43
7.4.50.0030.00316.37
7.4.40.0090.00922.77
7.4.30.0080.00916.57
7.4.00.0050.01214.94
7.3.330.0060.00013.13
7.3.320.0000.00513.14
7.3.310.0000.00716.22
7.3.300.0040.00416.05
7.3.290.0080.00516.16
7.3.280.0070.01116.25
7.3.270.0130.00417.40
7.3.260.0120.00616.41
7.3.250.0030.01416.36
7.3.240.0130.00916.30
7.3.230.0090.00616.39
7.3.210.0130.00316.45
7.3.200.0100.00716.32
7.3.190.0100.01016.21
7.3.180.0120.00316.36
7.3.170.0120.00916.30
7.3.160.0000.01716.36
7.3.120.0080.00914.66
7.3.110.0110.00714.50
7.3.100.0070.00314.79
7.3.90.0070.00714.91
7.3.80.0070.01014.95
7.3.70.0100.00714.86
7.3.60.0000.01314.72
7.3.50.0060.00914.54
7.3.40.0100.00714.82
7.3.30.0000.01514.62
7.3.20.0100.00716.41
7.3.10.0040.01116.62
7.3.00.0040.01116.58
7.2.330.0110.00616.25
7.2.320.0090.01316.53
7.2.310.0030.01316.48
7.2.300.0060.00916.60
7.2.290.0140.00316.37
7.2.250.0110.00714.88
7.2.240.0030.01715.03
7.2.230.0070.00715.12
7.2.220.0150.00014.87
7.2.210.0060.00915.09
7.2.200.0030.01014.62
7.2.190.0060.00914.54
7.2.180.0100.00714.78
7.2.170.0040.00414.74
7.2.80.0000.01216.27
7.2.60.0040.01116.58
7.2.00.0000.01519.13
7.1.330.0090.00615.59
7.1.320.0030.00615.78
7.1.310.0000.01415.77
7.1.300.0060.01015.40
7.1.290.0060.01015.61
7.1.280.0070.00315.56
7.1.270.0030.00915.68
7.1.260.0110.00415.47
7.1.200.0030.00915.58
7.1.100.0930.00716.25
7.1.70.0000.00716.72
7.1.60.0130.01019.82
7.1.50.0060.01516.96
7.1.00.0000.08022.40
7.0.200.0030.00316.80
7.0.140.0030.06322.00
7.0.60.0030.09019.92
7.0.50.0070.06317.80
7.0.40.0000.05720.40
7.0.30.0270.07020.04
7.0.20.0230.07020.30
7.0.10.0400.07320.29
7.0.00.0030.04720.13
5.6.280.0000.07721.12
5.6.210.0030.04320.50
5.6.200.0000.04318.18
5.6.190.0100.08320.27
5.6.180.0300.07320.37
5.6.170.0270.04020.51
5.6.160.0200.08020.46
5.6.150.0030.04018.14
5.6.140.0030.04018.21
5.6.130.0100.07718.10
5.6.120.0070.04021.04
5.6.110.0030.06321.04
5.6.100.0070.08320.98
5.6.90.0070.06020.98
5.6.80.0030.08320.26
5.6.70.0470.06020.35
5.5.350.0300.06020.34
5.5.340.0000.06017.98
5.5.330.0100.04020.13
5.5.320.0170.04020.33
5.5.310.0270.06720.20
5.5.300.0100.07317.98
5.5.290.0100.07717.94
5.5.280.0030.08320.72
5.5.270.0170.07720.83
5.5.260.0170.08020.80
5.5.250.0070.08720.69
5.5.240.0100.07320.12
5.4.450.0230.05019.14
5.4.440.0230.04719.41
5.4.430.0230.07019.23
5.4.420.0200.08019.42
5.4.410.0300.04719.45
5.4.400.0200.03319.24
5.4.390.0230.07019.09
5.4.380.0170.04318.88
5.4.370.0300.04318.88
5.4.360.0230.04319.28
5.4.350.0230.07019.08
5.4.340.0300.05719.06
5.4.320.0200.08019.09
5.4.310.0270.05719.13
5.4.300.0230.03719.24
5.4.290.0200.03719.13
5.4.280.0130.04319.06
5.4.270.0200.03719.13
5.4.260.0330.06019.09
5.4.250.0270.07018.91
5.4.240.0200.04319.21
5.4.230.0270.05719.05
5.4.220.0230.04319.12
5.4.210.0230.07719.24
5.4.200.0200.07319.10
5.4.190.0170.07319.12
5.4.180.0230.05319.24
5.4.170.0200.07719.24
5.4.160.0300.06719.07
5.4.150.0300.07319.06
5.4.140.0230.07016.23
5.4.130.0230.04316.43
5.4.120.0330.05016.45
5.4.110.0230.05016.34
5.4.100.0230.04016.39
5.4.90.0230.04716.39
5.4.80.0270.05016.04
5.4.70.0200.07016.37
5.4.60.0200.06316.39
5.4.50.0300.06016.27
5.4.40.0230.07316.36
5.4.30.0300.05316.20
5.4.20.0200.03716.41
5.4.10.0230.07016.20
5.4.00.0170.06015.71
5.3.290.0330.06314.70
5.3.280.0270.06714.41
5.3.270.0200.07314.46
5.3.260.0230.08014.64
5.3.250.0270.05714.44
5.3.240.0270.06714.44
5.3.230.0300.06314.68
5.3.220.0170.04014.42
5.3.210.0230.05014.59
5.3.200.0200.07314.52
5.3.190.0200.04714.39
5.3.180.0230.07314.46
5.3.170.0200.06314.50
5.3.160.0270.06014.49
5.3.150.0430.05314.51
5.3.140.0270.06714.64
5.3.130.0230.07014.45
5.3.120.0330.05314.59
5.3.110.0200.04314.48
5.3.100.0230.06013.89
5.3.90.0270.06713.92
5.3.80.0370.05014.00
5.3.70.0270.05713.84
5.3.60.0330.06313.83
5.3.50.0200.07313.84
5.3.40.0270.06713.74
5.3.30.0270.07013.89
5.3.20.0300.06313.53
5.3.10.0230.05013.43
5.3.00.0270.06713.43
5.2.170.0270.05312.29
5.2.160.0230.05312.29
5.2.150.0230.06012.29
5.2.140.0200.05312.29
5.2.130.0200.04312.29
5.2.120.0230.05712.29
5.2.110.0200.05712.29
5.2.100.0230.04012.29
5.2.90.0200.05312.29
5.2.80.0230.03712.29
5.2.70.0130.04012.29
5.2.60.0170.05312.29
5.2.50.0170.04312.29
5.2.40.0200.05312.29
5.2.30.0170.04312.29
5.2.20.0170.04012.29
5.2.10.0200.04012.29
5.2.00.0170.04312.29
5.1.60.0130.05012.29
5.1.50.0230.04312.29
5.1.40.0130.05012.29
5.1.30.0200.04312.29
5.1.20.0130.04312.29
5.1.10.0270.03712.29
5.1.00.0200.05012.29
5.0.50.0070.02712.29
5.0.40.0070.02712.29
5.0.30.0170.05712.29
5.0.20.0100.03012.29
5.0.10.0070.03312.29
5.0.00.0170.05312.29
4.4.90.0070.02012.29
4.4.80.0130.02012.29
4.4.70.0070.03712.29
4.4.60.0200.01712.29
4.4.50.0170.02312.29
4.4.40.0130.04712.29
4.4.30.0100.02712.29
4.4.20.0100.03012.29
4.4.10.0100.01712.29
4.4.00.0070.04012.29
4.3.110.0070.02012.29
4.3.100.0100.02312.29
4.3.90.0000.03712.29
4.3.80.0100.03312.29
4.3.70.0030.04012.29
4.3.60.0130.03012.29
4.3.50.0100.03312.29
4.3.40.0030.04712.29
4.3.30.0100.03012.29
4.3.20.0100.03312.29
4.3.10.0070.03312.29
4.3.00.0070.03312.29

preferences:
60.83 ms | 400 KiB | 5 Q