3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myfunc($bool) { var_dump($bool); } myfunc(isset($foo));

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)
8.3.70.0110.01116.58
8.3.60.0140.00718.55
8.3.50.0130.00721.07
8.3.40.0120.00318.72
8.3.30.0100.00620.17
8.3.20.0050.00320.42
8.3.10.0080.00020.92
8.3.00.0040.00423.65
8.2.180.0040.01116.32
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00221.00
8.2.110.0060.00320.52
8.2.100.0110.00017.66
8.2.90.0040.00419.07
8.2.80.0040.00419.31
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0040.00419.54
8.2.30.0080.00019.43
8.2.20.0040.00417.44
8.2.10.0030.00517.46
8.2.00.0000.00717.54
8.1.280.0040.01125.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0140.00722.53
8.1.230.0110.00020.88
8.1.220.0000.00718.77
8.1.210.0030.00718.90
8.1.200.0100.00016.88
8.1.190.0040.00417.41
8.1.180.0080.00018.10
8.1.170.0030.00618.49
8.1.160.0040.00418.73
8.1.150.0040.00418.41
8.1.140.0000.00717.25
8.1.130.0030.00317.66
8.1.120.0000.00717.32
8.1.110.0030.00317.37
8.1.100.0000.00717.23
8.1.90.0040.00417.37
8.1.80.0000.00717.30
8.1.70.0000.00717.24
8.1.60.0040.00417.48
8.1.50.0040.00417.39
8.1.40.0040.00417.40
8.1.30.0040.00417.57
8.1.20.0040.00417.49
8.1.10.0040.00417.29
8.1.00.0040.00417.19
8.0.300.0020.00519.90
8.0.290.0040.00417.16
8.0.280.0000.00818.33
8.0.270.0030.00317.12
8.0.260.0040.00416.67
8.0.250.0070.00016.68
8.0.240.0050.00316.85
8.0.230.0070.00016.80
8.0.220.0050.00216.64
8.0.210.0030.00616.63
8.0.200.0030.00316.68
8.0.190.0050.00316.75
8.0.180.0000.00816.67
8.0.170.0040.00416.69
8.0.160.0000.00716.73
8.0.150.0000.00716.77
8.0.140.0080.00316.73
8.0.130.0030.00313.27
8.0.120.0000.00816.71
8.0.110.0080.00016.74
8.0.100.0040.00416.62
8.0.90.0030.00516.64
8.0.80.0060.00916.77
8.0.70.0050.00216.54
8.0.60.0040.00416.77
8.0.50.0000.00716.74
8.0.30.0080.01417.15
8.0.20.0100.01017.40
8.0.10.0070.00016.81
8.0.00.0140.00516.56
7.4.330.0000.00415.00
7.4.320.0030.00316.43
7.4.300.0030.00316.43
7.4.290.0070.00016.55
7.4.280.0030.00316.52
7.4.270.0030.00316.45
7.4.260.0030.00313.22
7.4.250.0070.00016.48
7.4.240.0000.00816.57
7.4.230.0030.00316.47
7.4.220.0220.00316.45
7.4.210.0070.00816.51
7.4.200.0000.00716.34
7.4.190.0030.00316.30
7.4.160.0120.00416.53
7.4.150.0110.00717.40
7.4.140.0070.01517.86
7.4.130.0090.00716.53
7.4.120.0100.00716.37
7.4.110.0110.00616.12
7.4.100.0060.01416.34
7.4.90.0120.01216.54
7.4.80.0110.00719.39
7.4.70.0130.00616.50
7.4.60.0060.00916.38
7.4.50.0000.00516.54
7.4.40.0090.00322.77
7.4.30.0130.00316.21
7.4.00.0090.00614.82
7.3.330.0030.00313.22
7.3.320.0030.00313.09
7.3.310.0000.00716.19
7.3.300.0070.00016.23
7.3.290.0100.00716.14
7.3.280.0130.00616.22
7.3.270.0100.00617.40
7.3.260.0100.00918.24
7.3.250.0090.00816.35
7.3.240.0140.00316.21
7.3.230.0100.01016.39
7.3.210.0040.01416.30
7.3.200.0090.01019.39
7.3.190.0030.01316.44
7.3.180.0100.01316.34
7.3.170.0000.01516.27
7.3.160.0070.01016.40
7.3.120.0110.00414.69
7.3.10.0070.00716.59
7.3.00.0040.01116.68
7.2.330.0140.00316.66
7.2.320.0100.01216.54
7.2.310.0130.01016.32
7.2.300.0100.01316.32
7.2.290.0090.00616.32
7.2.130.0080.00416.68
7.2.120.0060.00916.87
7.2.110.0000.01316.86
7.2.100.0110.00316.54
7.2.90.0040.01116.69
7.2.80.0070.00716.82
7.2.70.0040.00717.00
7.2.60.0060.01016.89
7.2.50.0040.01116.79
7.2.40.0040.01216.91
7.2.30.0070.01116.84
7.2.20.0000.01116.52
7.2.10.0060.00316.65
7.2.00.0050.00818.17
7.1.250.0000.00815.74
7.1.200.0000.01315.80
7.1.100.0000.01318.23
7.1.70.0060.01216.89
7.1.60.0070.01319.17
7.1.50.0120.01216.95
7.1.00.0030.03322.27
7.0.200.0100.00316.81
7.0.140.0030.07322.12
7.0.110.0100.07719.87
7.0.100.0030.05319.97
7.0.90.0000.04720.04
7.0.80.0530.06019.89
7.0.70.0070.07719.90
7.0.60.0070.06020.02
7.0.50.0070.06019.85
7.0.40.0030.05019.85
7.0.30.0130.06319.75
7.0.20.0130.06719.58
7.0.10.0100.04019.84
7.0.00.0030.05719.70
5.6.280.0100.06321.15
5.6.260.0100.07020.64
5.6.250.0130.08020.68
5.6.240.0000.04720.86
5.6.230.0070.06720.55
5.6.220.0070.09020.68
5.6.210.0170.05720.66
5.6.200.0070.04020.66
5.6.190.0100.08020.55
5.6.180.0030.04320.62
5.6.170.0070.07020.58
5.6.160.0130.07020.61
5.6.150.0100.03320.56
5.6.140.0070.06720.55
5.6.130.0100.05320.64
5.6.120.0130.03320.56
5.6.110.0100.04320.61
5.6.100.0070.06320.45
5.6.90.0100.06320.45
5.6.80.0100.08019.95
5.6.70.0030.07320.03
5.6.60.0100.04719.93
5.6.50.0170.04019.86
5.6.40.0170.04719.91
5.6.30.0070.04320.00
5.6.20.0030.04019.93
5.6.10.0000.05720.06
5.6.00.0030.07020.06
5.5.380.0100.03717.46
5.5.370.0100.04717.57
5.5.360.0070.05717.54
5.5.350.0030.07717.66
5.5.340.0030.07318.13
5.5.330.0070.08017.96
5.5.320.0130.06718.10
5.5.310.0230.06318.25
5.5.300.0000.05317.91
5.5.290.0030.05017.96
5.5.280.0130.07718.07
5.5.270.0100.07318.22
5.5.260.0070.04718.25
5.5.250.0070.05017.77
5.5.240.0030.05017.22
5.5.230.0000.05717.48
5.5.220.0070.04317.34
5.5.210.0000.04317.61
5.5.200.0100.07717.19
5.5.190.0070.07717.26
5.5.180.0070.07017.20
5.5.160.0030.04017.59
5.5.150.0030.04017.42
5.5.140.0100.06717.49
5.5.130.0070.06017.41
5.5.120.0030.06317.45
5.5.110.0070.07717.46
5.5.100.0070.06717.18
5.5.90.0070.03717.21
5.5.80.0100.07317.37
5.5.70.0070.04317.29
5.5.60.0030.03717.43
5.5.50.0070.06717.34
5.5.40.0030.04317.34
5.5.30.0100.03317.16
5.5.20.0000.04717.46
5.5.10.0130.02717.37
5.5.00.0030.04017.06
5.4.450.0030.06319.42
5.4.440.0070.04719.51
5.4.430.0130.08719.32
5.4.420.0100.07019.31
5.4.410.0030.04019.51
5.4.400.0100.03719.02
5.4.390.0130.06019.09
5.4.380.0070.03719.00
5.4.370.0070.06019.19
5.4.360.0100.07319.31
5.4.350.0100.04019.01
5.4.340.0030.05718.99
5.4.320.0000.06319.26
5.4.310.0130.04018.99
5.4.300.0070.04319.01
5.4.290.0070.06719.22
5.4.280.0130.06319.10
5.4.270.0000.08719.00
5.4.260.0070.05019.01
5.4.250.0030.04719.02
5.4.240.0030.05318.90
5.4.230.0030.04718.99
5.4.220.0100.05719.16
5.4.210.0130.05019.00
5.4.200.0000.04018.94
5.4.190.0030.04019.13
5.4.180.0130.03719.27
5.4.170.0100.03319.22
5.4.160.0070.03718.93
5.4.150.0070.03319.14
5.4.140.0070.02716.65
5.4.130.0100.04016.43
5.4.120.0070.03716.52
5.4.110.0030.03316.43
5.4.100.0030.03716.54
5.4.90.0000.03716.31
5.4.80.0030.03016.41
5.4.70.0070.03316.45
5.4.60.0030.02716.56
5.4.50.0100.02716.38
5.4.40.0030.05716.29
5.4.30.0030.07016.51
5.4.20.0030.06316.29
5.4.10.0070.04016.28
5.4.00.0100.02715.98
5.3.290.0000.06714.69
5.3.280.0070.06314.55
5.3.270.0070.03314.61
5.3.260.0070.03714.60
5.3.250.0030.05014.63
5.3.240.0000.04014.57
5.3.230.0100.03714.55
5.3.220.0030.06014.59
5.3.210.0030.05014.65
5.3.200.0070.02714.59
5.3.190.0070.03014.52
5.3.180.0030.04014.57
5.3.170.0000.03714.60
5.3.160.0030.03314.55
5.3.150.0030.03314.70
5.3.140.0000.06714.78
5.3.130.0070.05314.67
5.3.120.0030.05014.56
5.3.110.0130.02714.69
5.3.100.0030.04014.06
5.3.90.0100.07014.05
5.3.80.0100.04314.09
5.3.70.0100.02714.07
5.3.60.0030.03714.14
5.3.50.0100.02713.96
5.3.40.0000.04713.95
5.3.30.0030.04013.93
5.3.20.0100.02713.82
5.3.10.0030.03313.70
5.3.00.0100.02713.62
5.2.170.0030.06312.17
5.2.160.0000.03012.17
5.2.150.0030.02712.17
5.2.140.0030.04712.17
5.2.130.0030.02712.17
5.2.120.0000.03012.17
5.2.110.0000.03712.17
5.2.100.0030.03312.17
5.2.90.0000.02712.17
5.2.80.0000.03012.17
5.2.70.0030.04312.17
5.2.60.0030.02312.17
5.2.50.0070.02312.17
5.2.40.0000.03312.17
5.2.30.0000.06712.17
5.2.20.0030.04712.17
5.2.10.0070.02312.17
5.2.00.0100.05312.17
5.1.60.0000.05712.17
5.1.50.0030.02712.17
5.1.40.0030.02312.17
5.1.30.0000.02712.17
5.1.20.0000.02712.17
5.1.10.0030.02312.17
5.1.00.0100.03312.17
5.0.50.0000.02012.17
5.0.40.0070.01312.17
5.0.30.0130.02712.17
5.0.20.0030.03712.17
5.0.10.0030.02312.17
5.0.00.0000.03712.17
4.4.90.0030.01312.17
4.4.80.0030.03012.17
4.4.70.0000.03312.17
4.4.60.0030.01312.17
4.4.50.0070.01012.17
4.4.40.0000.03312.17
4.4.30.0000.01712.17
4.4.20.0000.01712.17
4.4.10.0100.02012.17
4.4.00.0000.03312.17
4.3.110.0000.02012.17
4.3.100.0000.02312.17
4.3.90.0030.01312.17
4.3.80.0000.02312.17
4.3.70.0000.01312.17
4.3.60.0030.02012.17
4.3.50.0030.03312.17
4.3.40.0030.05012.17
4.3.30.0000.02312.17
4.3.20.0000.01712.17
4.3.10.0000.02012.17
4.3.00.0000.01312.17

preferences:
47.41 ms | 401 KiB | 5 Q