3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private static function bar($t) { var_dump ($t);} } var_dump(function_exists(['Foo', 'bar']));

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)
8.3.60.0120.00316.50
8.3.50.0090.00722.90
8.3.40.0100.01018.71
8.3.30.0110.00419.00
8.3.20.0000.00720.04
8.3.10.0050.00221.71
8.3.00.0070.00419.81
8.2.180.0140.00816.63
8.2.170.0120.00322.96
8.2.160.0060.01320.53
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.98
8.2.110.0060.00321.03
8.2.100.0110.00017.85
8.2.90.0080.00017.97
8.2.80.0030.00517.97
8.2.70.0060.00317.38
8.2.60.0060.00317.80
8.2.50.0060.00318.07
8.2.40.0050.00318.16
8.2.30.0040.00417.86
8.2.20.0000.00717.60
8.2.10.0040.00417.91
8.2.00.0000.00717.78
8.1.280.0170.00325.92
8.1.270.0040.00423.70
8.1.260.0040.00426.35
8.1.250.0020.00528.09
8.1.240.0090.00023.84
8.1.230.0040.00720.90
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0040.00421.82
8.1.150.0050.00318.66
8.1.140.0080.00017.26
8.1.130.0070.00019.51
8.1.120.0040.00417.34
8.1.110.0040.00417.34
8.1.100.0050.00217.33
8.1.90.0080.00017.29
8.1.80.0050.00217.33
8.1.70.0070.00017.25
8.1.60.0030.00717.36
8.1.50.0050.00217.39
8.1.40.0040.00417.43
8.1.30.0080.00017.60
8.1.20.0040.00417.61
8.1.10.0040.00417.36
8.1.00.0040.00417.46
8.0.300.0080.00020.14
8.0.290.0040.00416.63
8.0.280.0080.00018.35
8.0.270.0070.00017.06
8.0.260.0030.00317.15
8.0.250.0000.00716.82
8.0.240.0040.00416.84
8.0.230.0000.00716.99
8.0.220.0030.00316.89
8.0.210.0030.00316.90
8.0.200.0040.00416.81
8.0.190.0050.00216.93
8.0.180.0000.00716.89
8.0.170.0050.00316.95
8.0.160.0040.00416.75
8.0.150.0060.00316.84
8.0.140.0000.01016.70
8.0.130.0030.00313.26
8.0.120.0080.00016.92
8.0.110.0040.00516.82
8.0.100.0040.00416.86
8.0.90.0040.00416.75
8.0.80.0120.00816.79
8.0.70.0070.00016.88
8.0.60.0000.00716.75
8.0.50.0070.00016.70
8.0.30.0140.00516.93
8.0.20.0090.00917.40
8.0.10.0080.00016.73
8.0.00.0170.00216.71
7.4.330.0040.00215.00
7.4.320.0060.00016.39
7.4.300.0000.00616.45
7.4.290.0030.00316.45
7.4.280.0080.00016.31
7.4.270.0000.00816.51
7.4.260.0030.00316.43
7.4.250.0000.00816.43
7.4.240.0050.00216.35
7.4.230.0070.00016.57
7.4.220.0000.01816.36
7.4.210.0030.01416.53
7.4.200.0040.00416.55
7.4.160.0090.00916.48
7.4.150.0060.01517.40
7.4.140.0090.00817.86
7.4.130.0110.00916.32
7.4.120.0120.00516.41
7.4.110.0150.00616.37
7.4.100.0110.00816.43
7.4.90.0050.01116.27
7.4.80.0060.01119.39
7.4.70.0120.00416.42
7.4.60.0110.00516.32
7.4.50.0050.00216.49
7.4.40.0070.01116.41
7.4.30.0080.00816.43
7.4.00.0070.00914.70
7.3.330.0000.00713.01
7.3.320.0000.00613.27
7.3.310.0040.00416.05
7.3.300.0060.00016.11
7.3.290.0070.00816.24
7.3.280.0070.01116.19
7.3.270.0110.00917.40
7.3.260.0160.00916.44
7.3.250.0150.00516.29
7.3.240.0190.00616.42
7.3.230.0120.00616.39
7.3.210.0140.00516.15
7.3.200.0100.01019.39
7.3.190.0040.01716.27
7.3.180.0140.00716.10
7.3.170.0090.00616.38
7.3.160.0130.00716.29
7.3.120.0100.00814.81
7.3.110.0130.00314.55
7.3.100.0060.00714.77
7.3.90.0110.00014.69
7.3.80.0040.00814.76
7.3.70.0070.00514.62
7.3.60.0030.00814.55
7.3.50.0100.00314.61
7.3.40.0020.01114.65
7.3.30.0080.00514.69
7.3.20.0070.00416.31
7.3.10.0040.00916.42
7.3.00.0070.00616.65
7.2.330.0100.01316.20
7.2.320.0090.00816.54
7.2.310.0100.00616.19
7.2.300.0100.00716.36
7.2.290.0090.00616.48
7.2.250.0070.01114.71
7.2.240.0110.01014.63
7.2.230.0080.00714.86
7.2.220.0030.01114.88
7.2.210.0060.01014.77
7.2.200.0070.00514.93
7.2.190.0030.01014.80
7.2.180.0030.00714.75
7.2.170.0010.01014.78
7.2.160.0100.00314.62
7.2.150.0120.00316.83
7.2.140.0120.00316.71
7.2.130.0070.00316.80
7.2.120.0000.00916.46
7.2.110.0130.00016.68
7.2.100.0000.01216.80
7.2.90.0070.00716.59
7.2.80.0000.01716.63
7.2.70.0030.00616.38
7.2.60.0070.00616.77
7.2.50.0070.00716.67
7.2.40.0060.00616.94
7.2.30.0070.00716.81
7.2.20.0000.00816.89
7.2.10.0080.00416.37
7.2.00.0020.01018.01
7.1.330.0070.00715.66
7.1.320.0020.00915.74
7.1.310.0060.00515.45
7.1.300.0040.00915.78
7.1.290.0000.01115.54
7.1.280.0090.00315.43
7.1.270.0050.00615.59
7.1.260.0060.01115.58
7.1.250.0000.00815.62
7.1.200.0070.00415.74
7.1.100.0030.00817.82
7.1.70.0200.00616.84
7.1.60.0090.01519.40
7.1.50.0100.00716.54
7.1.00.0070.07322.44
7.0.200.0000.00916.59
7.0.140.0000.07721.97
7.0.60.0030.07719.80
7.0.50.0130.07717.95
7.0.40.0030.05020.40
7.0.30.0400.06020.15
7.0.20.0170.05020.10
7.0.10.0070.08720.07
7.0.00.0100.08020.07
5.6.280.0100.06721.12
5.6.210.0070.07720.55
5.6.200.0000.06018.18
5.6.190.0130.06320.77
5.6.180.0400.07020.34
5.6.170.0270.07720.55
5.6.160.0270.07020.52
5.6.150.0030.05718.15
5.6.140.0070.03718.16
5.6.130.0030.04018.11
5.6.120.0030.04021.00
5.6.110.0000.04721.13
5.6.100.0230.04720.99
5.6.90.0170.07320.98
5.6.80.0100.07720.37
5.5.350.4200.04320.45
5.5.340.0030.04318.03
5.5.330.0070.03720.56
5.5.320.2200.04020.29
5.5.310.0230.05320.26
5.5.300.0030.04717.98
5.5.290.0070.05717.94
5.5.280.0070.05020.73
5.5.270.0200.06720.98
5.5.260.0170.05020.73
5.5.250.0130.07020.61
5.5.240.0000.07320.23
5.4.450.0430.03719.28
5.4.440.0670.03019.27
5.4.430.0200.04319.47
5.4.420.0300.05019.49
5.4.410.0670.04319.18
5.4.400.1170.05018.84
5.4.390.0500.04019.14
5.4.380.0170.05018.74
5.4.370.0170.05718.77
5.4.360.0100.06318.56
5.4.350.0100.05318.67
5.4.340.0130.05318.73
5.4.320.0060.03612.50
5.4.310.0070.04312.50
5.4.300.0080.03712.50
5.4.290.0090.04312.49
5.4.280.0070.04412.40
5.4.270.0120.03612.40
5.4.260.0070.04012.40
5.4.250.0060.04712.40
5.4.240.0070.03912.39
5.4.230.0060.04112.38
5.4.220.0040.04112.38
5.4.210.0050.03812.39
5.4.200.0080.03412.39
5.4.190.0100.03212.38
5.4.180.0070.03512.38
5.4.170.0100.03312.39
5.4.160.0070.03512.39
5.4.150.0060.04712.38
5.4.140.0070.04112.07
5.4.130.0060.03912.06
5.4.120.0060.03412.02
5.4.110.0050.04312.01
5.4.100.0070.03612.01
5.4.90.0100.03712.01
5.4.80.0050.04712.02
5.4.70.0050.03912.00
5.4.60.0080.03612.01
5.4.50.0080.03912.01
5.4.40.0070.05112.00
5.4.30.0030.04212.00
5.4.20.0090.04112.00
5.4.10.0030.03711.99
5.4.00.0050.03611.48
5.3.290.0040.04112.80
5.3.280.0090.04412.71
5.3.270.0070.04912.72
5.3.260.0080.04912.72
5.3.250.0090.05112.72
5.3.240.0050.03712.72
5.3.230.0100.03712.70
5.3.220.0040.04012.68
5.3.210.0080.04712.68
5.3.200.0100.04412.68
5.3.190.0080.04212.68
5.3.180.0060.04612.67
5.3.170.0080.04612.67
5.3.160.0090.03812.67
5.3.150.0070.04812.67
5.3.140.0070.04212.66
5.3.130.0040.04112.66
5.3.120.0090.03912.66
5.3.110.0110.04012.65
5.3.100.0100.03912.12
5.3.90.0070.03712.10
5.3.80.0070.03812.09
5.3.70.0110.04212.09
5.3.60.0090.04312.08
5.3.50.0080.03312.02
5.3.40.0090.03912.02
5.3.30.0060.04111.98
5.3.20.0050.04011.77
5.3.10.0060.03511.73
5.3.00.0070.04011.71
5.2.170.0020.0389.22
5.2.160.0020.0399.22
5.2.150.0080.0309.22
5.2.140.0060.0349.22
5.2.130.0050.0379.18
5.2.120.0090.0289.18
5.2.110.0040.0319.19
5.2.100.0100.0369.18
5.2.90.0080.0319.18
5.2.80.0060.0359.17
5.2.70.0060.0329.18
5.2.60.0080.0339.13
5.2.50.0040.0389.10
5.2.40.0060.0289.07
5.2.30.0030.0319.04
5.2.20.0040.0299.04
5.2.10.0040.0308.94
5.2.00.0040.0298.80
5.1.60.0050.0238.09
5.1.50.0050.0248.09
5.1.40.0110.0248.07
5.1.30.0050.0258.42
5.1.20.0080.0308.44
5.1.10.0050.0288.17
5.1.00.0070.0328.17
5.0.50.0040.0206.64
5.0.40.0020.0256.50
5.0.30.0030.0326.32
5.0.20.0020.0236.28
5.0.10.0030.0246.26
5.0.00.0070.0426.25
4.4.90.0020.0184.78
4.4.80.0040.0154.75
4.4.70.0010.0184.75
4.4.60.0010.0174.76
4.4.50.0020.0174.77
4.4.40.0020.0284.71
4.4.30.0040.0184.76
4.4.20.0020.0204.85
4.4.10.0050.0184.84
4.4.00.0060.0234.76
4.3.110.0060.0134.67
4.3.100.0040.0144.67
4.3.90.0030.0174.63
4.3.80.0020.0274.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0060.0154.63
4.3.40.0030.0314.54
4.3.30.0050.0193.30
4.3.20.0040.0143.28
4.3.10.0010.0243.23
4.3.00.0030.01315.17

preferences:
39.59 ms | 401 KiB | 5 Q