3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "2"; var_dump($x); 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)
8.3.60.0100.01016.50
8.3.50.0080.01321.99
8.3.40.0110.00418.57
8.3.30.0040.01118.42
8.3.20.0070.00020.16
8.3.10.0080.00023.48
8.3.00.0030.00519.13
8.2.180.0070.01416.32
8.2.170.0070.00722.96
8.2.160.0070.01020.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0090.00017.50
8.2.120.0040.00426.35
8.2.110.0060.00322.14
8.2.100.0040.00817.75
8.2.90.0050.00319.28
8.2.80.0080.00017.97
8.2.70.0030.00617.59
8.2.60.0070.00317.93
8.2.50.0030.00718.07
8.2.40.0100.00519.02
8.2.30.0030.00320.50
8.2.20.0060.00317.73
8.2.10.0000.00717.95
8.2.00.0040.00417.93
8.1.280.0040.01125.92
8.1.270.0060.00323.91
8.1.260.0050.00328.09
8.1.250.0040.00428.09
8.1.240.0030.00622.48
8.1.230.0040.00717.76
8.1.220.0060.00317.79
8.1.210.0090.00018.77
8.1.200.0030.00617.35
8.1.190.0030.00517.70
8.1.180.0000.00818.10
8.1.170.0030.00618.57
8.1.160.0000.00721.98
8.1.150.0040.00418.75
8.1.140.0000.00919.43
8.1.130.0050.00217.55
8.1.120.0040.00417.30
8.1.110.0080.00017.36
8.1.100.0000.00817.45
8.1.90.0040.00417.30
8.1.80.0050.00217.37
8.1.70.0040.00417.27
8.1.60.0040.00417.57
8.1.50.0000.00817.50
8.1.40.0030.00517.41
8.1.30.0000.00817.48
8.1.20.0030.00517.59
8.1.10.0020.00517.52
8.1.00.0080.00017.34
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0040.00418.32
8.0.270.0000.00717.27
8.0.260.0030.00317.25
8.0.250.0000.00716.91
8.0.240.0000.00816.82
8.0.230.0030.00316.89
8.0.220.0060.00316.78
8.0.210.0000.00716.84
8.0.200.0060.00016.77
8.0.190.0040.00416.93
8.0.180.0040.00416.79
8.0.170.0000.00816.73
8.0.160.0070.00016.84
8.0.150.0040.00316.89
8.0.140.0030.00316.81
8.0.130.0030.00313.23
8.0.120.0040.00416.77
8.0.110.0000.00816.87
8.0.100.0000.00816.66
8.0.90.0040.00416.82
8.0.80.0120.00616.77
8.0.70.0040.00416.68
8.0.60.0030.00516.72
8.0.50.0000.00716.88
8.0.30.0130.00917.06
8.0.20.0170.01417.40
8.0.10.0090.00016.97
8.0.00.0080.01016.64
7.4.330.0040.00016.84
7.4.320.0030.00316.54
7.4.300.0030.00316.54
7.4.290.0050.00216.44
7.4.280.0000.00816.49
7.4.270.0070.00016.44
7.4.260.0030.00316.43
7.4.250.0060.00316.41
7.4.240.0050.00216.54
7.4.230.0000.00716.55
7.4.220.0090.00916.54
7.4.210.0120.00616.39
7.4.200.0040.00416.63
7.4.160.0060.01516.43
7.4.150.0140.01717.40
7.4.140.0110.00917.86
7.4.130.0110.00616.47
7.4.120.0110.00916.47
7.4.110.0120.01216.21
7.4.100.0110.00716.37
7.4.90.0160.00616.48
7.4.80.0070.01019.39
7.4.70.0100.00716.48
7.4.60.0090.00616.50
7.4.50.0070.00716.41
7.4.40.0110.00716.28
7.4.30.0160.00616.49
7.4.10.0090.00916.46
7.4.00.0100.00615.76
7.3.330.0030.00312.95
7.3.320.0000.00813.06
7.3.310.0030.00316.04
7.3.300.0030.00316.20
7.3.290.0110.00416.20
7.3.280.0120.00716.22
7.3.270.0060.01617.40
7.3.260.0070.01016.49
7.3.250.0130.00716.25
7.3.240.0130.00816.32
7.3.230.0110.00616.50
7.3.210.0120.00416.16
7.3.200.0150.00616.11
7.3.190.0030.01316.24
7.3.180.0100.00716.19
7.3.170.0030.01316.31
7.3.160.0060.00916.31
7.3.130.0100.00616.26
7.3.120.0100.00316.12
7.3.110.0060.01316.26
7.3.100.0070.00716.10
7.3.90.0030.01016.24
7.3.80.0060.00616.18
7.3.70.0000.01316.16
7.3.60.0000.01516.11
7.3.50.0070.00716.00
7.3.40.0030.01016.25
7.3.30.0100.00716.18
7.3.20.0100.00017.97
7.3.10.0000.01118.04
7.3.00.0000.01618.24
7.2.330.0170.00016.47
7.2.320.0050.01416.24
7.2.310.0040.01316.42
7.2.300.0090.00916.29
7.2.290.0000.01616.51
7.2.260.0070.01016.25
7.2.250.0070.01116.32
7.2.240.0100.00716.35
7.2.230.0030.01316.25
7.2.220.0120.00316.09
7.2.210.0100.00316.13
7.2.200.0030.01016.24
7.2.190.0060.00316.38
7.2.180.0060.01216.41
7.2.170.0060.00616.34
7.2.160.0030.01416.39
7.2.150.0070.00318.16
7.2.140.0030.01018.24
7.2.130.0100.00318.15
7.2.120.0100.00318.34
7.2.110.0080.00318.27
7.2.100.0000.01318.27
7.2.90.0000.00918.28
7.2.80.0070.00718.21
7.2.70.0030.01018.18
7.2.60.0030.01018.06
7.2.50.0060.01018.22
7.2.40.0030.00918.23
7.2.30.0070.00718.21
7.2.20.0080.00318.30
7.2.10.0000.01018.04
7.2.00.0030.01118.65
7.1.330.0030.01217.41
7.1.320.0040.01117.33
7.1.310.0040.00417.47
7.1.300.0090.00917.38
7.1.290.0060.00917.35
7.1.280.0000.01117.18
7.1.270.0030.00617.33
7.1.260.0030.00717.13
7.1.250.0100.00317.24
7.1.240.0060.00917.29
7.1.230.0060.00917.20
7.1.220.0070.00717.29
7.1.210.0030.00917.01
7.1.200.0030.00816.45
7.1.190.0100.00317.35
7.1.180.0040.00817.21
7.1.170.0060.00617.11
7.1.160.0100.00017.36
7.1.150.0030.00917.20
7.1.140.0070.00317.19
7.1.130.0000.01417.35
7.1.120.0060.00317.14
7.1.110.0040.00417.31
7.1.100.0000.01417.65
7.1.90.0110.00817.23
7.1.80.0040.01117.20
7.1.70.0050.00617.16
7.1.60.0130.00618.29
7.1.50.0090.00917.19
7.1.40.0000.01317.29
7.1.30.0030.01217.22
7.1.20.0060.00317.18
7.1.10.0110.00417.19
7.1.00.0030.04419.78
7.0.330.0030.00616.98
7.0.320.0030.01016.82
7.0.310.0000.01017.00
7.0.300.0030.00617.18
7.0.290.0060.00616.83
7.0.280.0110.00417.15
7.0.270.0060.00916.90
7.0.260.0090.00616.82
7.0.250.0040.00416.82
7.0.240.0090.00317.08
7.0.230.0110.00717.08
7.0.220.0040.00417.13
7.0.210.0060.00616.98
7.0.200.0020.01216.85
7.0.190.0080.00817.07
7.0.180.0030.01016.98
7.0.170.0030.01317.02
7.0.160.0040.00817.04
7.0.150.0080.00317.07
7.0.140.0100.00716.99
7.0.130.0040.01117.12
7.0.120.0030.00616.95
7.0.110.0000.01517.01
7.0.100.0030.01016.92
7.0.90.0040.00816.94
7.0.80.0100.00316.78
7.0.70.0080.00417.07
7.0.60.0050.04618.50
7.0.50.0040.02217.32
7.0.40.0070.03417.52
7.0.30.0300.03917.50
7.0.20.0200.04317.52
7.0.10.0030.03817.57
7.0.00.0080.04417.49
5.6.400.0030.00615.93
5.6.390.0080.00315.91
5.6.380.0130.00015.67
5.6.370.0070.00315.50
5.6.360.0060.00615.67
5.6.350.0090.00315.80
5.6.340.0070.00315.69
5.6.330.0070.01015.48
5.6.320.0060.00915.89
5.6.310.0040.01115.77
5.6.300.0030.01215.81
5.6.290.0080.00315.80
5.6.280.0060.03118.40
5.6.270.0060.00615.65
5.6.260.0090.00615.73
5.6.250.0000.01415.74
5.6.240.0030.01015.52
5.6.230.0070.00715.89
5.6.220.0070.00715.82
5.6.210.0070.04018.26
5.6.200.0020.02616.92
5.6.190.0020.03218.21
5.6.180.0210.04118.12
5.6.170.0170.02817.92
5.6.160.0070.04218.15
5.6.150.0100.04117.05
5.6.140.0050.04516.82
5.6.130.0040.02416.86
5.6.120.0050.04718.61
5.6.110.0150.04018.34
5.6.100.0080.02818.26
5.6.90.0140.04018.29
5.6.80.0080.03518.10
5.6.70.0040.01115.54
5.6.60.0030.00615.71
5.6.50.0070.00415.70
5.6.40.0060.00915.45
5.6.30.0070.00715.55
5.6.20.0030.01015.67
5.6.10.0000.01015.77
5.6.00.0030.00915.56
5.5.380.0030.00715.79
5.5.370.0070.00315.63
5.5.360.0130.00315.60
5.5.350.0170.04018.05
5.5.340.0100.04116.84
5.5.330.0050.03218.11
5.5.320.0190.04017.95
5.5.310.0140.03518.06
5.5.300.0040.03016.81
5.5.290.0050.04016.84
5.5.280.0030.04918.31
5.5.270.0090.04618.21
5.5.260.0130.03518.20
5.5.250.0050.04017.99
5.5.240.0110.04317.99
5.5.230.0040.01115.49
5.5.220.0070.00315.59
5.5.210.0060.00615.70
5.5.200.0070.01015.54
5.5.190.0090.00915.48
5.5.180.0100.00315.62
5.5.170.0090.00315.42
5.5.160.0140.00015.48
5.5.150.0090.00615.49
5.5.140.0100.00715.50
5.5.130.0040.01115.54
5.5.120.0070.01415.27
5.5.110.0070.01415.36
5.5.100.0060.00615.60
5.5.90.0040.00815.64
5.5.80.0040.00715.54
5.5.70.0030.01015.61
5.5.60.0070.01015.67
5.5.50.0030.01015.61
5.5.40.0040.00815.69
5.5.30.0060.00615.67
5.5.20.0060.00315.42
5.5.10.0030.00615.47
5.5.00.0080.00615.38

preferences:
52.64 ms | 401 KiB | 5 Q