3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($̀,$́){$̂=$̀;$̃=$̀[$́];$̂[$́]=!$̃;$̄=$̃!==$̀[$́];$̀[$́]=$̃;return$̄;} echo f(1,2);

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)
8.3.40.0150.00418.79
8.3.30.0110.00319.04
8.3.20.0070.00020.20
8.3.10.0030.00521.83
8.3.00.0080.00019.05
8.2.170.0070.00722.96
8.2.160.0030.01022.13
8.2.150.0090.00024.18
8.2.140.0020.00524.66
8.2.130.0070.00026.16
8.2.120.0070.00019.66
8.2.110.0060.00320.52
8.2.100.0000.01118.22
8.2.90.0000.01019.34
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0030.00618.03
8.2.50.0030.00518.07
8.2.40.0000.00718.28
8.2.30.0040.00419.54
8.2.20.0000.00917.80
8.2.10.0000.00718.05
8.2.00.0040.00417.85
8.1.270.0040.00418.95
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0090.00023.96
8.1.230.0070.00419.15
8.1.220.0050.00317.78
8.1.210.0040.00418.77
8.1.200.0100.00017.13
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0080.00018.59
8.1.160.0000.00721.94
8.1.150.0050.00318.94
8.1.140.0080.00019.14
8.1.130.0030.00317.78
8.1.120.0050.00317.46
8.1.110.0040.00417.36
8.1.100.0040.00417.31
8.1.90.0000.00717.35
8.1.80.0020.00517.38
8.1.70.0040.00417.49
8.1.60.0030.00517.47
8.1.50.0000.00917.48
8.1.40.0030.00517.55
8.1.30.0050.00317.63
8.1.20.0000.00717.61
8.1.10.0020.00517.55
8.1.00.0000.00917.50
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0000.00718.37
8.0.270.0000.00717.25
8.0.260.0000.00618.38
8.0.250.0000.00716.99
8.0.240.0030.00317.04
8.0.230.0040.00417.03
8.0.220.0000.00716.96
8.0.210.0000.00816.98
8.0.200.0060.00316.93
8.0.190.0030.00617.00
8.0.180.0000.00716.99
8.0.170.0040.00416.99
8.0.160.0000.00716.95
8.0.150.0050.00316.79
8.0.140.0000.00716.91
8.0.130.0000.00613.43
8.0.120.0000.00716.80
8.0.110.0040.00416.91
8.0.100.0050.00316.81
8.0.90.0000.00716.98
8.0.80.0060.00917.00
8.0.70.0040.00416.84
8.0.60.0000.00716.95
8.0.50.0040.00416.98
8.0.30.0130.00717.20
8.0.20.0100.01317.40
8.0.10.0000.00717.07
8.0.00.0100.00816.74
7.4.330.0050.00015.03
7.4.320.0030.00316.57
7.4.300.0060.00016.49
7.4.290.0000.00716.60
7.4.280.0030.00616.58
7.4.270.0000.00716.46
7.4.260.0030.00316.62
7.4.250.0050.00216.58
7.4.240.0000.00716.63
7.4.230.0000.00716.58
7.4.220.0070.01016.59
7.4.210.0110.00616.61
7.4.200.0060.00316.34
7.4.160.0140.00416.37
7.4.150.0090.00917.40
7.4.140.0120.01017.86
7.4.130.0100.00616.50
7.4.120.0110.00916.52
7.4.110.0150.00916.70
7.4.100.0100.00716.73
7.4.90.0090.00916.34
7.4.80.0130.01019.39
7.4.70.0110.00616.41
7.4.60.0140.00316.47
7.4.50.0000.00716.25
7.4.40.0090.00616.63
7.4.30.0090.01216.64
7.4.00.0120.00315.11
7.3.330.0050.00013.27
7.3.320.0050.00013.24
7.3.310.0060.00016.23
7.3.300.0070.00016.43
7.3.290.0050.00216.29
7.3.280.0100.00616.45
7.3.270.0160.00317.40
7.3.260.0030.01316.38
7.3.250.0110.00516.32
7.3.240.0060.01116.33
7.3.230.0070.01016.39
7.3.210.0130.01016.66
7.3.200.0080.01119.39
7.3.190.0060.00916.38
7.3.180.0160.00016.36
7.3.170.0120.00616.41
7.3.160.0090.00916.42
7.2.330.0070.01016.90
7.2.320.0070.01116.86
7.2.310.0090.01316.75
7.2.300.0090.00616.70
7.2.290.0100.01316.80
7.2.110.0200.01016.54
7.2.00.0080.00819.39
7.1.100.0000.00818.17
7.1.70.0080.00016.97
7.1.60.0070.01419.46
7.1.50.0100.01316.94
7.1.00.0070.07322.37
7.0.200.0000.00816.48
7.0.140.0030.03322.04
7.0.60.0170.07319.78
7.0.50.0030.07317.87
7.0.40.0100.07020.23
7.0.30.0300.04720.06
7.0.20.0300.06320.16
7.0.10.0000.05320.06
7.0.00.0130.07720.09
5.6.280.0100.06721.13
5.6.210.0070.07320.55
5.6.200.0100.08018.28
5.6.190.0200.04320.41
5.6.180.0470.05320.52
5.6.170.0230.04720.47
5.6.160.0100.08020.44
5.6.150.0000.04718.18
5.6.140.0100.07318.14
5.6.130.0070.04018.29
5.6.120.0070.03720.97
5.6.110.0030.07020.86
5.6.100.0030.08021.11
5.6.90.0130.07320.98
5.6.80.0130.07720.39
5.5.350.0230.08020.50
5.5.340.0070.06017.93
5.5.330.0100.04320.21
5.5.320.0130.07320.52
5.5.310.0270.06720.27
5.5.300.0030.04717.97
5.5.290.0000.05018.08
5.5.280.0100.08720.77
5.5.270.0000.06020.86
5.5.260.0070.05720.89
5.5.250.0130.07720.70
5.5.240.0100.06320.25
5.4.450.0530.06319.61
5.4.440.0370.04319.45
5.4.430.0270.07319.54
5.4.420.0170.05319.44
5.4.410.0130.05719.34
5.4.400.0130.05719.30
5.4.390.0930.05018.69
5.4.380.0770.06018.53
5.4.370.0870.07018.50
5.4.360.1070.05018.50
5.4.350.0800.06318.62
5.4.340.0700.06318.62
5.4.320.0830.05318.55
5.4.310.1000.05018.75
5.4.300.1070.07318.50
5.4.290.0870.05318.78
5.4.280.0770.07318.71
5.4.270.0770.05718.78
5.4.260.0230.05318.58
5.4.250.0600.06018.45
5.4.240.0870.08018.80
5.4.230.1070.06318.84
5.4.220.0800.08018.45
5.4.210.0970.05318.55
5.4.200.0830.04316.61
5.4.190.0730.09318.68
5.4.180.0930.05318.77
5.4.170.1000.07318.75
5.4.160.0830.06718.73
5.4.150.1030.06718.70
5.4.140.0770.07016.46
5.4.130.0700.06016.18
5.4.120.1030.07016.26
5.4.110.1230.07316.28
5.4.100.1070.06716.24
5.4.90.0970.08716.43
5.4.80.0870.07016.27
5.4.70.0970.06316.26
5.4.60.0830.06716.30
5.4.50.0770.05316.39
5.4.40.0770.07716.41
5.4.30.0900.06316.18
5.4.20.0830.07016.17
5.4.10.0970.06316.15
5.4.00.1170.05015.73
5.3.290.0800.06314.66
5.3.280.0900.06314.62
5.3.270.0800.07014.58
5.3.260.0770.07014.77
5.3.250.0770.06014.59
5.3.240.0730.07014.71
5.3.230.0930.07314.63
5.3.220.0670.06314.66
5.3.210.0800.07014.58
5.3.200.0800.05314.55
5.3.190.1030.06314.68
5.3.180.0500.05714.58
5.3.170.0870.06014.58
5.3.160.1230.05314.58
5.3.150.0730.07714.66
5.3.140.1070.07014.65
5.3.130.0400.06314.64
5.3.120.1000.07314.54
5.3.110.0800.07714.60
5.3.100.1200.05014.21
5.3.90.0870.05714.20
5.3.80.0800.05314.22
5.3.70.0630.05314.03
5.3.60.0630.05714.04
5.3.50.0730.07714.15
5.3.40.0730.06314.15
5.3.30.0770.05713.95
5.3.20.0870.05313.68
5.3.10.0830.05013.69
5.3.00.0730.05713.65
5.2.170.0870.04011.24
5.2.160.0670.04711.26
5.2.150.0830.06011.15
5.2.140.0830.05311.18
5.2.130.0800.05011.21
5.2.120.0670.04011.16
5.2.110.0670.06011.22
5.2.100.0570.05011.11
5.2.90.0630.04311.13
5.2.80.0530.04711.09
5.2.70.0730.05311.29
5.2.60.0730.06711.04
5.2.50.0730.04011.07
5.2.40.0530.04311.04
5.2.30.0570.05011.06
5.2.20.0530.05011.01
5.2.10.0670.05011.00
5.2.00.0870.04710.74
5.1.60.0530.03310.20
5.1.50.0570.03710.10
5.1.40.0330.0439.99
5.1.30.0670.03310.54
5.1.20.0600.04310.36
5.1.10.0430.04010.25
5.1.00.0500.04310.11
5.0.50.0330.0308.58
5.0.40.0270.0338.52
5.0.30.0400.0608.26
5.0.20.0330.0338.38
5.0.10.0370.0408.25
5.0.00.0430.0478.19
4.4.90.0400.0205.93
4.4.80.0270.0275.96
4.4.70.0270.0305.86
4.4.60.0300.0335.88
4.4.50.0270.0205.89
4.4.40.0300.0435.92
4.4.30.0400.0235.89
4.4.20.0170.0235.94
4.4.10.0270.0306.00
4.4.00.0270.0505.92
4.3.110.0230.0375.86
4.3.100.0230.0335.95
4.3.90.0300.0275.82
4.3.80.0370.0305.83
4.3.70.0330.0235.82
4.3.60.0300.0205.80
4.3.50.0270.0275.78
4.3.40.0330.0405.75
4.3.30.0200.0234.98
4.3.20.0130.0234.98
4.3.10.0100.0304.98
4.3.00.0130.0179.22

preferences:
35.3 ms | 400 KiB | 5 Q