3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'BoB'; echo var_dump($x);

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)
8.3.60.0070.00718.30
8.3.50.0110.01118.18
8.3.40.0120.00318.46
8.3.30.0110.00418.71
8.3.20.0050.00219.02
8.3.10.0000.00821.73
8.3.00.0040.00419.56
8.2.180.0140.00616.75
8.2.170.0150.00022.96
8.2.160.0000.01419.23
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00417.80
8.2.120.0000.00826.35
8.2.110.0060.00319.16
8.2.100.0080.00418.03
8.2.90.0060.00319.29
8.2.80.0000.00817.97
8.2.70.0050.00317.37
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0030.00521.11
8.2.30.0070.00020.67
8.2.20.0020.00517.63
8.2.10.0000.00817.93
8.2.00.0000.00817.89
8.1.280.0100.00725.92
8.1.270.0040.00423.91
8.1.260.0040.00428.09
8.1.250.0060.00328.09
8.1.240.0030.00623.98
8.1.230.0040.00718.98
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.35
8.1.180.0000.00718.10
8.1.170.0050.00318.39
8.1.160.0040.00420.55
8.1.150.0030.00318.81
8.1.140.0000.00719.40
8.1.130.0080.00017.67
8.1.120.0080.00017.41
8.1.110.0050.00217.41
8.1.100.0030.00317.27
8.1.90.0030.00417.29
8.1.80.0000.00717.25
8.1.70.0070.00017.38
8.1.60.0040.00417.49
8.1.50.0030.00617.39
8.1.40.0080.00017.46
8.1.30.0060.00317.63
8.1.20.0000.00817.59
8.1.10.0020.00517.50
8.1.00.0000.00817.47
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0030.00318.45
8.0.270.0000.00717.23
8.0.260.0030.00317.23
8.0.250.0030.00316.84
8.0.240.0030.00516.90
8.0.230.0050.00316.87
8.0.220.0020.00516.82
8.0.210.0000.00716.79
8.0.200.0000.00716.93
8.0.190.0040.00416.88
8.0.180.0000.00816.89
8.0.170.0030.00616.71
8.0.160.0040.00416.82
8.0.150.0000.00716.80
8.0.140.0000.00716.77
8.0.130.0030.00313.20
8.0.120.0000.00816.68
8.0.110.0040.00416.75
8.0.100.0040.00416.80
8.0.90.0000.00716.68
8.0.80.0110.00716.84
8.0.70.0040.00416.81
8.0.60.0000.00716.80
8.0.50.0040.00416.61
8.0.30.0130.00717.21
8.0.20.0070.01217.40
8.0.10.0000.00716.96
8.0.00.0120.01216.73
7.4.330.0030.00315.08
7.4.320.0030.00316.42
7.4.300.0000.00616.57
7.4.290.0020.00516.52
7.4.280.0030.00516.42
7.4.270.0000.00716.34
7.4.260.0050.00316.49
7.4.250.0030.00316.49
7.4.240.0030.00316.58
7.4.230.0000.00716.36
7.4.220.0060.01416.63
7.4.210.0080.00516.57
7.4.200.0050.00216.55
7.4.160.0130.00316.63
7.4.150.0160.00317.40
7.4.140.0090.01117.86
7.4.130.0150.00916.47
7.4.120.0060.01116.41
7.4.110.0120.00616.46
7.4.100.0030.01316.46
7.4.90.0140.01016.44
7.4.80.0100.00719.39
7.4.70.0060.00916.53
7.4.60.0100.00716.45
7.4.50.0030.01316.30
7.4.40.0080.00816.23
7.4.30.0060.01016.36
7.4.10.0100.01016.42
7.4.00.0110.00715.49
7.3.330.0030.00312.88
7.3.320.0030.00313.00
7.3.310.0070.00016.27
7.3.300.0030.00316.08
7.3.290.0030.00316.03
7.3.280.0060.00916.12
7.3.270.0170.00017.40
7.3.260.0050.01416.29
7.3.250.0100.01116.25
7.3.240.0140.00516.25
7.3.230.0110.01116.39
7.3.210.0100.00616.21
7.3.200.0100.01316.21
7.3.190.0050.01116.30
7.3.180.0100.00716.23
7.3.170.0060.00916.24
7.3.160.0040.01216.17
7.3.130.0030.01216.13
7.3.120.0130.00716.04
7.3.110.0070.00715.93
7.3.100.0090.00616.41
7.3.90.0100.00316.05
7.3.80.0030.00616.13
7.3.70.0100.00016.26
7.3.60.0070.00316.16
7.3.50.0000.00816.29
7.3.40.0120.00316.04
7.3.30.0000.01016.25
7.3.20.0080.00817.95
7.3.10.0100.01017.93
7.3.00.0000.01317.86
7.2.330.0130.00416.34
7.2.320.0130.00416.36
7.2.310.0060.00916.49
7.2.300.0040.01316.43
7.2.290.0110.01116.47
7.2.260.0100.01016.29
7.2.250.0100.00316.14
7.2.240.0160.00016.20
7.2.230.0090.00616.39
7.2.220.0060.00916.48
7.2.210.0030.01416.55
7.2.200.0060.00616.43
7.2.190.0070.00716.37
7.2.180.0030.01216.29
7.2.170.0070.00716.32
7.2.160.0070.01016.37
7.2.150.0040.01517.93
7.2.140.0040.00818.28
7.2.130.0140.00318.12
7.2.120.0070.01318.30
7.2.110.0060.01018.18
7.2.100.0060.00318.24
7.2.90.0040.01118.25
7.2.80.0040.01418.33
7.2.70.0070.00718.31
7.2.60.0040.00917.44
7.2.50.0090.00018.29
7.2.40.0070.00717.96
7.2.30.0090.00618.16
7.2.20.0030.00618.23
7.2.10.0070.01118.18
7.2.00.0060.00618.65
7.1.330.0040.00817.31
7.1.320.0030.00617.44
7.1.310.0030.00617.15
7.1.300.0040.00717.26
7.1.290.0060.00617.22
7.1.280.0040.01117.24
7.1.270.0110.00716.98
7.1.260.0030.00717.12
7.1.250.0070.01017.18
7.1.240.1040.00717.14
7.1.230.0090.00317.22
7.1.220.0100.00317.16
7.1.210.0070.01017.13
7.1.200.0060.00616.46
7.1.190.0030.00617.08
7.1.180.0000.01217.32
7.1.170.0030.00917.27
7.1.160.0100.00617.15
7.1.150.0060.00617.17
7.1.140.0060.00617.30
7.1.130.0080.00017.18
7.1.120.0060.00617.15
7.1.110.0070.00717.32
7.1.100.0080.00317.58
7.1.90.0070.00417.18
7.1.80.0090.00417.07
7.1.70.0040.00817.15
7.1.60.0090.01018.42
7.1.50.0000.01217.38
7.1.40.0090.00617.40
7.1.30.0000.00917.20
7.1.20.0040.01117.07
7.1.10.0000.01217.19
7.1.00.0050.03919.71
7.0.330.0030.01416.71
7.0.320.0030.01416.82
7.0.310.0030.00717.00
7.0.300.0130.00616.86
7.0.290.0100.01016.70
7.0.280.0000.01316.77
7.0.270.0040.01116.89
7.0.260.0090.00317.07
7.0.250.0040.00417.18
7.0.240.0000.00816.96
7.0.230.0070.00717.09
7.0.220.0030.01016.84
7.0.210.0030.00616.61
7.0.200.0020.01216.86
7.0.190.0060.00916.86
7.0.180.0060.00616.86
7.0.170.0090.00317.02
7.0.160.0060.00616.86
7.0.150.0070.00716.91
7.0.140.0100.00316.86
7.0.130.0040.00716.74
7.0.120.0070.01117.02
7.0.110.0070.01116.75
7.0.100.0120.00316.75
7.0.90.0030.01016.70
7.0.80.0060.00616.86
7.0.70.0060.00616.70
7.0.60.0070.03318.52
7.0.50.0250.02718.57
7.0.40.0260.02517.55
7.0.30.0180.03417.57
7.0.20.0230.04417.53
7.0.10.0230.02917.49
7.0.00.0250.03517.61
5.6.400.0030.01115.64
5.6.390.0100.00315.82
5.6.380.0070.00415.86
5.6.370.0000.01515.59
5.6.360.0110.00316.05
5.6.350.0030.00716.01
5.6.340.0080.00815.69
5.6.330.0000.01015.90
5.6.320.0060.00315.64
5.6.310.0060.00615.55
5.6.300.0040.00715.96
5.6.290.0030.01315.66
5.6.280.0070.03918.24
5.6.270.0040.01115.84
5.6.260.0060.00915.83
5.6.250.0030.01315.73
5.6.240.0050.00515.69
5.6.230.0060.01515.82
5.6.220.0110.00515.77
5.6.210.0110.03318.10
5.6.200.0210.03318.39
5.6.190.0210.03018.43
5.6.180.0200.03918.36
5.6.170.0280.02818.34
5.6.160.0230.03018.29
5.6.150.0180.03918.54
5.6.140.0090.03418.35
5.6.130.0250.03718.44
5.6.120.0100.03318.37
5.6.110.0190.02718.44
5.6.100.0170.03918.45
5.6.90.0120.03218.38
5.6.80.0260.03318.20
5.6.70.0260.03118.10
5.6.60.0200.03418.09
5.6.50.0230.03218.12
5.6.40.0230.03317.98
5.6.30.0220.03017.99
5.6.20.0250.02818.06
5.6.10.0080.03318.04
5.6.00.0050.03918.12
5.5.380.0090.00615.48
5.5.370.0050.02315.50
5.5.360.0180.00515.75
5.5.350.0260.03418.01
5.5.340.0280.03318.16
5.5.330.0250.03218.26
5.5.320.0200.03618.20
5.5.310.0280.02818.19
5.5.300.0120.03418.21
5.5.290.0280.03218.18
5.5.280.0160.03118.15
5.5.270.0220.03518.26
5.5.260.0240.03018.05
5.5.250.0110.03618.07
5.5.240.0270.03117.88
5.5.230.0300.02817.84
5.5.220.0290.03217.87
5.5.210.0270.03117.93
5.5.200.0330.02417.88
5.5.190.0240.03317.86
5.5.180.0190.03517.98
5.5.170.0150.01115.50
5.5.160.0150.03017.90
5.5.150.0200.03417.84
5.5.140.0190.03217.92
5.5.130.0180.03217.86
5.5.120.0150.03617.94
5.5.110.0240.02917.98
5.5.100.0190.03117.66
5.5.90.0200.03117.77
5.5.80.0220.03217.83
5.5.70.0190.03417.88
5.5.60.0220.02917.75
5.5.50.0260.02817.90
5.5.40.0120.03217.87
5.5.30.0200.03017.82
5.5.20.0200.03617.81
5.5.10.0170.03117.88
5.5.00.0070.03817.75

preferences:
61.5 ms | 400 KiB | 5 Q