3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pdo = 'PDO'; $stmt = 'PDOStatement'; var_dump($pdo); var_dump($stmt); list($pdo, $stmt) = null; var_dump($pdo); var_dump($stmt);

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)
8.3.60.0230.00016.38
8.3.50.0050.01017.26
8.3.40.0160.00018.55
8.3.30.0100.01018.61
8.3.20.0040.00418.68
8.3.10.0060.00320.54
8.3.00.0040.01119.13
8.2.180.0060.01216.50
8.2.170.0100.00322.96
8.2.160.0100.00720.75
8.2.150.0110.00424.18
8.2.140.0120.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00018.85
8.2.110.0000.00820.25
8.2.100.0120.00017.91
8.2.90.0040.00419.22
8.2.80.0000.00719.31
8.2.70.0060.00317.50
8.2.60.0100.00017.80
8.2.50.0000.00818.07
8.2.40.0070.00318.22
8.2.30.0000.00818.04
8.2.20.0040.00419.38
8.2.10.0060.00317.55
8.2.00.0000.00917.65
8.1.280.0110.00725.92
8.1.270.0030.00523.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00421.89
8.1.230.0040.00721.03
8.1.220.0040.00418.77
8.1.210.0000.00718.99
8.1.200.0080.00017.23
8.1.190.0000.00817.39
8.1.180.0000.01118.10
8.1.170.0000.00818.84
8.1.160.0030.00518.81
8.1.150.0000.00818.50
8.1.140.0000.00717.25
8.1.130.0070.00017.69
8.1.120.0000.00817.36
8.1.110.0040.00417.37
8.1.100.0030.00317.21
8.1.90.0070.00017.34
8.1.80.0000.00717.35
8.1.70.0060.00317.38
8.1.60.0000.00817.47
8.1.50.0030.00617.36
8.1.40.0040.00417.47
8.1.30.0000.00817.53
8.1.20.0040.00417.60
8.1.10.0040.00417.55
8.1.00.0080.00017.40
8.0.300.0000.00819.91
8.0.290.0000.00716.63
8.0.280.0000.00718.29
8.0.270.0070.00017.19
8.0.260.0030.00316.75
8.0.250.0000.00716.89
8.0.240.0040.00416.78
8.0.230.0030.00316.88
8.0.220.0000.00716.71
8.0.210.0030.00316.83
8.0.200.0030.00316.86
8.0.190.0030.00316.80
8.0.180.0040.00416.86
8.0.170.0090.00016.68
8.0.160.0040.00416.86
8.0.150.0090.00016.73
8.0.140.0030.00616.75
8.0.130.0050.00013.21
8.0.120.0070.00016.79
8.0.110.0030.00316.70
8.0.100.0040.00416.88
8.0.90.0030.00516.70
8.0.80.0060.00916.84
8.0.70.0070.00016.88
8.0.60.0040.00416.64
8.0.50.0050.00216.84
8.0.30.0060.01216.99
8.0.20.0160.00917.14
8.0.10.0040.00416.74
8.0.00.0160.00616.85
7.4.330.0050.00012.86
7.4.320.0030.00316.41
7.4.300.0030.00516.33
7.4.290.0000.00616.34
7.4.280.0000.00716.29
7.4.270.0000.00616.43
7.4.260.0000.00613.15
7.4.250.0050.00516.42
7.4.240.0000.00716.39
7.4.230.0040.00416.57
7.4.220.0110.01416.43
7.4.210.0120.00416.63
7.4.200.0030.00316.60
7.4.190.0030.00316.32
7.4.160.0160.00016.31
7.4.150.0140.00316.47
7.4.140.0120.00916.23
7.4.130.0140.00416.35
7.4.120.0120.00416.26
7.4.110.0150.00316.46
7.4.100.0100.01016.62
7.4.90.0130.01016.30
7.4.80.0130.00616.40
7.4.70.0080.01316.38
7.4.60.0100.00616.58
7.4.50.0030.00316.25
7.4.40.0040.01116.25
7.4.30.0130.00316.43
7.4.00.0070.01015.00
7.3.330.0000.00612.95
7.3.320.0000.00713.06
7.3.310.0070.00016.20
7.3.300.0040.00416.16
7.3.290.0080.00716.16
7.3.280.0090.00916.21
7.3.270.0070.00816.13
7.3.260.0110.00816.21
7.3.250.0180.00416.33
7.3.240.0110.00716.13
7.3.230.0130.00316.37
7.3.210.0130.00316.20
7.3.200.0060.01019.39
7.3.190.0080.01116.39
7.3.180.0090.00616.40
7.3.170.0120.00416.20
7.3.160.0030.01416.25
7.3.120.0100.00314.91
7.3.10.0000.01116.44
7.3.00.0140.00316.16
7.2.330.0170.00016.55
7.2.320.0130.01016.38
7.2.310.0060.01616.55
7.2.300.0060.01316.28
7.2.290.0120.00416.27
7.2.130.0040.00716.52
7.2.120.0030.01016.58
7.2.110.0070.00716.72
7.2.100.0140.00316.73
7.2.90.0070.00716.80
7.2.80.0120.00316.77
7.2.70.0040.00716.71
7.2.60.0130.00416.83
7.2.50.0160.00316.65
7.2.40.0110.00416.85
7.2.30.0060.00616.59
7.2.20.0060.00616.76
7.2.10.0070.00416.52
7.2.00.0080.00417.92
7.1.250.0030.01015.34
7.1.100.0260.00617.66
7.1.70.0030.00616.78
7.1.60.0090.01519.30
7.1.50.0060.01916.68
7.1.00.0030.06722.31
7.0.200.0150.00614.77
7.0.140.0130.06322.02
7.0.120.0030.07322.04
7.0.60.0000.06720.05
7.0.50.0070.08317.85
7.0.40.0130.05720.12
7.0.30.0330.06719.96
7.0.20.0270.08020.04
7.0.10.0270.04720.12
7.0.00.0270.05320.19
5.6.280.0070.07021.11
5.6.210.0000.09020.53
5.6.200.0100.07718.22
5.6.190.0270.07020.63
5.6.180.0370.02020.46
5.6.170.0170.07720.64
5.6.160.0200.04720.56
5.6.150.0130.07320.34
5.6.140.0270.07720.11
5.6.130.0200.05720.32
5.6.120.0230.06320.43
5.6.110.0270.07320.36
5.6.100.0170.04320.45
5.6.90.0130.06320.44
5.6.80.0270.03319.56
5.6.70.0200.08019.54
5.6.60.0230.07719.72
5.6.50.0270.07719.58
5.6.40.0170.04019.82
5.6.30.0230.04319.57
5.6.20.0200.07319.79
5.6.10.0270.05019.69
5.6.00.0230.06319.78
5.5.350.0270.07320.42
5.5.340.0070.07717.95
5.5.330.0270.07020.25
5.5.320.0200.04720.23
5.5.310.0270.06020.40
5.5.300.0270.05320.24
5.5.290.0270.08320.14
5.5.280.0200.05719.92
5.5.270.0300.06320.23
5.5.260.0200.07319.97
5.5.250.0300.05720.09
5.5.240.0300.06019.46
5.5.230.0300.07019.58
5.5.220.0230.07719.63
5.5.210.0270.06319.29
5.5.200.0230.04319.52
5.5.190.0170.04019.36
5.5.180.0270.07319.58
5.5.160.0270.07719.56
5.5.150.0200.06719.52
5.5.140.0230.06719.55
5.5.130.0230.06719.49
5.5.120.0300.05319.27
5.5.110.0230.06319.51
5.5.100.0400.05019.43
5.5.90.0370.03319.38
5.5.80.0170.08019.45
5.5.70.0300.07019.15
5.5.60.0270.07319.47
5.5.50.0270.05319.41
5.5.40.0230.04319.14
5.5.30.0270.04019.14
5.5.20.0300.07019.49
5.5.10.0270.07019.43
5.5.00.0200.04719.44
5.4.450.0270.04719.54
5.4.440.0200.04719.47
5.4.430.0300.06719.24
5.4.420.0200.03719.50
5.4.410.0230.07019.38
5.4.400.0270.04319.18
5.4.390.0230.07719.09
5.4.380.0270.07319.18
5.4.370.0170.05019.18
5.4.360.0230.05019.09
5.4.350.0170.04019.14
5.4.340.0200.07719.14
5.4.320.0230.07718.81
5.4.310.0270.06019.15
5.4.300.0200.06319.17
5.4.290.0230.05319.11
5.4.280.0230.07719.15
5.4.270.0200.07319.14
5.4.260.0300.06318.79
5.4.250.0330.06719.16
5.4.240.0200.07018.78
5.4.230.0230.07319.00
5.4.220.0230.07318.82
5.4.210.0270.07019.02
5.4.200.0230.05318.99
5.4.190.0170.08019.18
5.4.180.0270.07019.10
5.4.170.0230.06018.80
5.4.160.0200.03319.12
5.4.150.0200.06719.06
5.4.140.0270.06316.21
5.4.130.0270.05316.48
5.4.120.0270.06316.43
5.4.110.0200.07016.27
5.4.100.0230.06016.23
5.4.90.0170.05716.32
5.4.80.0230.06016.35
5.4.70.0200.05316.37
5.4.60.0200.04016.25
5.4.50.0370.05716.21
5.4.40.0230.07316.28
5.4.30.0270.06316.25
5.4.20.0300.05316.37
5.4.10.0130.05016.56
5.4.00.0170.04715.61
5.3.290.0200.06014.59
5.3.280.0200.07014.52
5.3.270.0230.06314.54
5.3.260.0270.07314.51
5.3.250.0230.05014.42
5.3.240.0230.07314.39
5.3.230.0170.04714.61
5.3.220.0100.05714.46
5.3.210.0200.07314.50
5.3.200.0130.08314.50
5.3.190.0230.07314.51
5.3.180.0170.04314.50
5.3.170.0200.05014.46
5.3.160.0200.06314.48
5.3.150.0230.05014.46
5.3.140.0230.07014.53
5.3.130.0200.04714.36
5.3.120.0230.07314.36
5.3.110.0230.06314.47
5.3.100.0170.03714.13
5.3.90.0270.07013.97
5.3.80.0270.05313.95
5.3.70.0300.06713.97
5.3.60.0200.07013.84
5.3.50.0170.05713.88
5.3.40.0230.07313.97
5.3.30.0270.06713.69
5.3.20.0300.06013.51
5.3.10.0270.06313.59
5.3.00.0200.03713.58
5.2.170.0200.03012.63
5.2.160.0270.05012.63
5.2.150.0230.05712.63
5.2.140.0200.04012.63
5.2.130.0200.03312.63
5.2.120.0200.05312.63
5.2.110.0230.03712.63
5.2.100.0130.02712.63
5.2.90.0330.03312.63
5.2.80.0200.04712.63
5.2.70.0130.07012.63
5.2.60.0170.04712.63
5.2.50.0170.03012.63
5.2.40.0300.03012.63
5.2.30.0170.05712.63
5.2.20.0130.04312.63
5.2.10.0200.04012.63
5.2.00.0070.04012.63
5.1.60.0170.02712.63
5.1.50.0130.05312.63
5.1.40.0130.03712.63
5.1.30.0100.04312.63
5.1.20.0200.05012.63
5.1.10.0130.02712.63
5.1.00.0100.02712.63
5.0.50.0100.04012.63
5.0.40.0070.04312.63
5.0.30.0100.05012.63
5.0.20.0100.02712.63
5.0.10.0070.04312.63
5.0.00.0100.05012.63
4.4.90.0070.03712.63
4.4.80.0070.02012.63
4.4.70.0070.02712.63
4.4.60.0070.03712.63
4.4.50.0100.03312.63
4.4.40.0100.05012.63
4.4.30.0100.02312.63
4.4.20.0100.01712.63
4.4.10.0130.03012.63
4.4.00.0130.04712.63
4.3.110.0070.01712.63
4.3.100.0100.02712.63
4.3.90.0070.03712.63
4.3.80.0070.05312.63
4.3.70.0100.02312.63
4.3.60.0100.01712.63
4.3.50.0100.01312.63
4.3.40.0030.05712.63
4.3.30.0070.03312.63
4.3.20.0000.03012.63
4.3.10.0070.01712.63
4.3.00.0070.03012.63

preferences:
52.8 ms | 401 KiB | 5 Q