3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = new PDO(); if(!empty($var)) { echo 'not empty'; } else { echo 'empty'; }

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
8.3.50.0070.01021.91
8.3.40.0180.00418.79
8.3.30.0000.01418.99
8.3.20.0040.00420.36
8.3.10.0030.00623.66
8.3.00.0030.00620.89
8.2.180.0170.00316.63
8.2.170.0140.00722.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0070.00020.85
8.2.110.0060.00319.30
8.2.100.0060.00917.78
8.2.90.0040.00419.18
8.2.80.0000.00817.97
8.2.70.0000.00917.50
8.2.60.0060.00318.04
8.2.50.0040.00418.10
8.2.40.0040.00419.82
8.2.30.0040.00418.18
8.2.20.0040.00417.75
8.2.10.0000.00717.86
8.2.00.0030.00617.55
8.1.280.0170.00025.92
8.1.270.0040.00423.98
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.97
8.1.230.0100.00017.60
8.1.220.0050.00317.75
8.1.210.0030.00618.77
8.1.200.0000.01017.23
8.1.190.0080.00017.10
8.1.180.0080.00018.10
8.1.170.0040.00418.38
8.1.160.0040.00421.81
8.1.150.0070.00018.56
8.1.140.0040.00417.32
8.1.130.0000.00817.81
8.1.120.0040.00417.34
8.1.110.0070.00017.32
8.1.100.0030.00517.39
8.1.90.0040.00417.33
8.1.80.0070.00017.33
8.1.70.0030.00317.27
8.1.60.0040.00417.35
8.1.50.0040.00417.36
8.1.40.0000.00717.33
8.1.30.0080.00317.60
8.1.20.0000.00817.59
8.1.10.0030.00617.39
8.1.00.0000.00717.44
8.0.300.0000.00718.77
8.0.290.0080.00016.63
8.0.280.0000.00718.43
8.0.270.0000.00717.07
8.0.260.0030.00317.11
8.0.250.0030.00316.87
8.0.240.0000.00716.99
8.0.230.0000.00716.86
8.0.220.0000.00716.80
8.0.210.0070.00016.75
8.0.200.0030.00316.81
8.0.190.0030.00316.88
8.0.180.0000.00816.94
8.0.170.0040.00416.84
8.0.160.0070.00016.81
8.0.150.0040.00416.71
8.0.140.0030.00616.86
8.0.130.0030.00313.28
8.0.120.0000.00816.89
8.0.110.0040.00416.77
8.0.100.0070.00016.82
8.0.90.0000.00716.89
8.0.80.0140.00316.90
8.0.70.0000.00816.74
8.0.60.0040.00416.70
8.0.50.0000.00716.91
8.0.30.0100.00917.07
8.0.20.0130.00817.40
8.0.10.0040.00416.93
8.0.00.0050.01216.67
7.4.330.0050.00015.02
7.4.320.0000.00616.36
7.4.300.0030.00316.43
7.4.290.0030.00316.44
7.4.280.0040.00416.43
7.4.270.0070.00016.34
7.4.260.0040.00716.46
7.4.250.0000.00716.39
7.4.240.0030.00416.46
7.4.230.0000.00716.28
7.4.220.0090.01616.45
7.4.210.0040.01116.43
7.4.200.0000.00616.42
7.4.160.0090.00616.34
7.4.150.0060.01017.40
7.4.140.0030.01417.86
7.4.130.0080.01116.45
7.4.120.0090.00816.51
7.4.110.0070.01016.27
7.4.100.0140.00316.58
7.4.90.0060.01016.58
7.4.80.0090.01619.39
7.4.70.0120.00616.30
7.4.60.0060.01116.50
7.4.50.0030.00616.59
7.4.40.0070.01116.43
7.4.30.0120.00616.32
7.4.00.0080.00815.10
7.3.330.0030.00313.17
7.3.320.0060.00013.10
7.3.310.0030.00316.11
7.3.300.0030.00316.24
7.3.290.0070.00716.35
7.3.280.0060.01216.26
7.3.270.0070.01017.40
7.3.260.0140.00316.43
7.3.250.0090.00816.41
7.3.240.0030.01316.43
7.3.230.0070.01016.39
7.3.210.0090.00916.30
7.3.200.0140.00319.39
7.3.190.0090.00916.31
7.3.180.0130.00316.26
7.3.170.0090.00616.42
7.3.160.0140.00616.23
7.3.120.0070.00714.70
7.2.330.0030.01616.42
7.2.320.0070.01116.32
7.2.310.0120.00916.46
7.2.300.0090.01216.39
7.2.290.0140.00316.39
7.2.60.0060.00916.70
7.1.200.0030.00915.33
7.1.70.0040.00417.09
7.1.60.0140.01119.70
7.1.50.0130.01316.53
7.1.00.0130.06322.34
7.0.200.0030.00716.84
7.0.140.0070.07022.12
7.0.100.0170.04719.96
7.0.90.0200.06019.86
7.0.80.0030.08720.12
7.0.70.0070.08719.99
7.0.60.0300.06719.77
7.0.50.0170.07320.33
7.0.40.0170.07019.98
7.0.30.0100.07320.10
7.0.20.0100.08020.05
7.0.10.0200.06320.18
7.0.00.0030.07020.14
5.6.280.0070.07021.06
5.6.250.0100.07720.62
5.6.240.0100.05720.60
5.6.230.0070.06320.65
5.6.220.0030.08720.66
5.6.210.0030.05020.74
5.6.200.0170.08021.00
5.6.190.0070.06020.95
5.6.180.0100.08021.05
5.6.170.0070.06721.04
5.6.160.0100.08720.98
5.6.150.0070.08720.97
5.6.140.0100.04321.16
5.6.130.0030.07020.94
5.6.120.0130.07020.99
5.6.110.0100.08320.93
5.6.100.0000.04721.07
5.6.90.0030.04321.10
5.6.80.0100.03320.55
5.6.70.0070.05320.40
5.6.60.0030.03720.45
5.6.50.0100.03720.40
5.6.40.0070.03320.36
5.6.30.0030.05020.44
5.6.20.0100.02720.46
5.6.10.0070.03720.39
5.6.00.0030.04320.37
5.5.380.0070.08020.32
5.5.370.0070.07320.41
5.5.360.0000.09020.37
5.5.350.0100.07320.41
5.5.340.0070.08720.84
5.5.330.0030.08720.80
5.5.320.0100.07720.88
5.5.310.0100.06020.89
5.5.300.0100.08320.88
5.5.290.0100.03720.86
5.5.280.0070.04020.88
5.5.270.0070.04020.89
5.5.260.0030.04320.89
5.5.250.0070.03720.70
5.5.240.0000.04320.26
5.5.230.0030.04020.20
5.5.220.0030.04320.19
5.5.210.0100.03320.13
5.5.200.0030.05320.07
5.5.190.0030.05020.14
5.5.180.0030.03320.17
5.5.160.0070.04020.13
5.5.150.0070.03020.14
5.5.140.0030.04020.09
5.5.130.0130.03320.11
5.5.120.0030.04020.11
5.5.110.0070.03720.19
5.5.100.0030.04020.01
5.5.90.0000.03720.08
5.5.80.0000.04319.96
5.5.70.0030.04020.06
5.5.60.0030.03720.09
5.5.50.0000.03320.07
5.5.40.0070.03719.99
5.5.30.0030.03720.07
5.5.20.0130.03020.13
5.5.10.0000.03719.99
5.5.00.0030.05019.96
5.4.450.0100.07019.27
5.4.440.0030.04319.55
5.4.430.0070.04719.39
5.4.420.0030.04019.37
5.4.410.0070.03319.43
5.4.400.0000.04019.20
5.4.390.0030.03718.96
5.4.380.0070.03319.12
5.4.370.0100.06318.81
5.4.360.0130.02718.79
5.4.350.0070.03319.23
5.4.340.0070.03018.96
5.4.320.0000.04018.95
5.4.310.0100.03319.10
5.4.300.0070.04018.78
5.4.290.0030.03019.11
5.4.280.0000.03319.09
5.4.270.0030.03718.80
5.4.260.0100.03019.22
5.4.250.0000.04019.02
5.4.240.0030.04019.12
5.4.230.0070.05019.02
5.4.220.0070.03719.04
5.4.210.0030.03019.00
5.4.200.0100.04018.80
5.4.190.0000.04019.22
5.4.180.0070.03719.09
5.4.170.0000.03318.80
5.4.160.0070.03718.76
5.4.150.0100.03018.81
5.4.140.0030.05016.06
5.4.130.0070.03316.27
5.4.120.0070.03316.27
5.4.110.0030.07016.41
5.4.100.0000.07316.42
5.4.90.0070.06316.29
5.4.80.0000.07716.24
5.4.70.0000.05316.19
5.4.60.0100.04316.37
5.4.50.0070.04016.42
5.4.40.0030.07716.36
5.4.30.0070.07716.41
5.4.20.0100.04316.25
5.4.10.0200.05316.23
5.4.00.0170.04715.83
5.3.290.0100.03015.69
5.3.280.0030.03715.69
5.3.270.0070.04315.69
5.3.260.0070.04315.69
5.3.250.0030.05315.69
5.3.240.0030.04015.69
5.3.230.0100.03015.69
5.3.220.0070.03715.69
5.3.210.0130.02715.69
5.3.200.0030.04315.69
5.3.190.0070.08015.69
5.3.180.0100.05315.69
5.3.170.0030.07715.69
5.3.160.0100.04015.69
5.3.150.0100.05015.69
5.3.140.0100.07315.69
5.3.130.0070.07715.69
5.3.120.0070.07015.69
5.3.110.0070.07315.69
5.3.100.0070.06315.69
5.3.90.0070.07715.69
5.3.80.0130.06715.69
5.3.70.0030.08015.69
5.3.60.0030.04315.69
5.3.50.0030.07715.69
5.3.40.0070.07315.69
5.3.30.0030.06315.69
5.3.20.0030.07015.69
5.3.10.0070.06315.69
5.3.00.0070.03715.69
5.2.170.0030.06315.69
5.2.160.0030.04315.69
5.2.150.0030.05715.69
5.2.140.0070.06015.69
5.2.130.0070.03015.69
5.2.120.0100.02715.69
5.2.110.0070.04015.69
5.2.100.0070.03315.69
5.2.90.0030.05715.69
5.2.80.0100.05315.69
5.2.70.0130.04715.69
5.2.60.0070.03315.69
5.2.50.0070.05715.69
5.2.40.0100.05715.69
5.2.30.0000.06715.69
5.2.20.0070.04315.69
5.2.10.0070.06015.69
5.2.00.0070.05015.69
5.1.60.0030.04315.69
5.1.50.0100.03315.69
5.1.40.0030.05015.69
5.1.30.0070.04715.69
5.1.20.0030.06315.69
5.1.10.0100.05015.69
5.1.00.0000.06315.69
5.0.50.0100.04015.69
5.0.40.0070.02015.69
5.0.30.0000.05315.69
5.0.20.0070.04015.69
5.0.10.0000.04715.69
5.0.00.0100.05715.69
4.4.90.0000.02015.69
4.4.80.0070.02315.69
4.4.70.0070.03015.69
4.4.60.0030.01715.69
4.4.50.0030.03015.69
4.4.40.0000.05715.69
4.4.30.0000.03715.69
4.4.20.0000.04015.69
4.4.10.0000.03715.69
4.4.00.0030.05015.69
4.3.110.0070.03315.69
4.3.100.0000.03715.69
4.3.90.0030.03715.69
4.3.80.0000.05315.69
4.3.70.0030.02315.69
4.3.60.0000.02315.69
4.3.50.0000.03715.69
4.3.40.0070.04315.69
4.3.30.0000.03015.69
4.3.20.0000.02315.69
4.3.10.0000.03715.69
4.3.00.0100.02015.69

preferences:
51.66 ms | 401 KiB | 5 Q