3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo['bar'] = 'skjdhfcjksdhfkjdshvjk'; var_dump(isset($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)
8.3.60.0070.00716.38
8.3.50.0120.00517.24
8.3.40.0120.00318.53
8.3.30.0070.01018.71
8.3.20.0000.00818.70
8.3.10.0040.00420.28
8.3.00.0060.00317.22
8.2.180.0060.00916.50
8.2.170.0090.00622.96
8.2.160.0070.00722.12
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00419.77
8.2.110.0090.00020.99
8.2.100.0080.00317.78
8.2.90.0100.00019.21
8.2.80.0040.00417.93
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0060.00318.16
8.2.30.0030.00617.96
8.2.20.0000.00717.55
8.2.10.0040.00417.65
8.2.00.0060.00317.60
8.1.280.0130.00725.92
8.1.270.0060.00324.66
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0040.00722.59
8.1.230.0070.00420.81
8.1.220.0030.00617.74
8.1.210.0080.00018.85
8.1.200.0000.00917.35
8.1.190.0000.00817.66
8.1.180.0040.00418.10
8.1.170.0000.00818.81
8.1.160.0050.00318.83
8.1.150.0030.00618.48
8.1.140.0030.00717.25
8.1.130.0030.00317.85
8.1.120.0050.00317.29
8.1.110.0050.00217.36
8.1.100.0000.00717.24
8.1.90.0040.00417.27
8.1.80.0040.00417.32
8.1.70.0040.00417.35
8.1.60.0050.00217.49
8.1.50.0000.00717.33
8.1.40.0000.00917.40
8.1.30.0050.00317.40
8.1.20.0040.00417.51
8.1.10.0000.00817.35
8.1.00.0040.00417.34
8.0.300.0070.00019.82
8.0.290.0000.00716.63
8.0.280.0070.00018.20
8.0.270.0070.00017.12
8.0.260.0000.00616.59
8.0.250.0000.00716.90
8.0.240.0000.00816.70
8.0.230.0070.00016.70
8.0.220.0040.00416.67
8.0.210.0070.00016.64
8.0.200.0040.00416.70
8.0.190.0030.00716.77
8.0.180.0040.00416.81
8.0.170.0000.00816.77
8.0.160.0080.00016.70
8.0.150.0080.00016.82
8.0.140.0000.00716.75
8.0.130.0050.00013.16
8.0.120.0000.00716.62
8.0.110.0050.00316.66
8.0.100.0000.00816.81
8.0.90.0080.00016.59
8.0.80.0110.00416.75
8.0.70.0030.00516.77
8.0.60.0050.00316.70
8.0.50.0050.00316.64
8.0.30.0130.00517.10
8.0.20.0090.01116.96
8.0.10.0040.00416.99
8.0.00.0100.01016.59
7.4.330.0050.00012.97
7.4.320.0000.00616.35
7.4.300.0020.00516.41
7.4.290.0030.00316.34
7.4.280.0040.00416.35
7.4.270.0030.00316.45
7.4.260.0030.00313.23
7.4.250.0040.00416.27
7.4.240.0030.00316.45
7.4.230.0020.00516.33
7.4.220.0100.01016.56
7.4.210.0060.00916.48
7.4.200.0040.00416.55
7.4.190.0000.00716.44
7.4.160.0040.01216.39
7.4.150.0130.00316.47
7.4.140.0100.00816.41
7.4.130.0130.00516.27
7.4.120.0100.00716.39
7.4.110.0140.00616.41
7.4.100.0110.00616.38
7.4.90.0200.00016.32
7.4.80.0100.01316.30
7.4.70.0100.00716.43
7.4.60.0140.00316.52
7.4.50.0030.00616.42
7.4.40.0090.00616.34
7.4.30.0120.00416.19
7.4.00.0080.01014.83
7.3.330.0000.00613.19
7.3.320.0000.00612.99
7.3.310.0070.00016.11
7.3.300.0070.00016.29
7.3.290.0100.01016.36
7.3.280.0050.01016.26
7.3.270.0100.00716.12
7.3.260.0030.01516.52
7.3.250.0080.00816.21
7.3.240.0060.01116.27
7.3.230.0120.00416.52
7.3.210.0180.00316.42
7.3.200.0120.00919.39
7.3.190.0040.01216.28
7.3.180.0060.00916.19
7.3.170.0070.01416.55
7.3.160.0150.00616.47
7.3.120.0080.00914.74
7.3.110.0060.01214.46
7.3.100.0080.00614.67
7.3.90.0050.00514.94
7.3.80.0040.01114.76
7.3.70.0030.00714.84
7.3.60.0070.00614.77
7.3.50.0030.01014.71
7.3.40.0070.00614.75
7.3.30.0020.01414.63
7.3.20.0070.00716.68
7.3.10.0070.00716.46
7.3.00.0030.01016.50
7.2.330.0090.01016.45
7.2.320.0070.01016.40
7.2.310.0110.00916.25
7.2.300.0070.01016.65
7.2.290.0070.01016.66
7.2.250.0110.00714.87
7.2.240.0050.01315.02
7.2.230.0080.00715.05
7.2.220.0000.01014.92
7.2.210.0050.00814.84
7.2.200.0080.00614.85
7.2.190.0020.01114.97
7.2.180.0070.01014.99
7.2.170.0030.01214.95
7.2.130.0050.01016.85
7.2.120.0090.00616.79
7.2.110.0070.00616.85
7.2.100.0060.00616.76
7.2.90.0060.00816.70
7.2.80.0040.00716.67
7.2.70.0030.01016.87
7.2.60.0020.00916.78
7.2.50.0010.01216.87
7.2.40.0030.00916.71
7.2.30.0030.01016.92
7.2.20.0070.00716.77
7.2.10.0070.00516.77
7.2.00.0040.00817.35
7.1.330.0030.00815.88
7.1.320.0020.00815.86
7.1.310.0020.01015.82
7.1.300.0020.00815.66
7.1.290.0090.00715.84
7.1.280.0080.00615.70
7.1.270.0060.00715.62
7.1.260.0050.00815.74
7.1.250.0050.00415.84
7.1.200.0040.01115.46
7.1.100.0000.01017.98
7.1.70.0040.00417.21
7.1.60.0100.01319.40
7.1.50.0070.01016.84
7.1.00.0070.06322.37
7.0.200.0360.00714.60
7.0.140.0070.07022.18
7.0.120.0030.07722.03
7.0.60.0230.08020.01
7.0.50.0130.05317.90
7.0.40.0100.06320.09
7.0.30.0000.05720.23
7.0.20.0100.08720.19
7.0.10.0030.06320.08
7.0.00.0070.04020.07
5.6.280.0130.06321.14
5.6.210.0030.09020.50
5.6.200.0100.03318.11
5.6.190.0130.08720.28
5.6.180.0070.08320.27
5.6.170.0070.04020.32
5.6.160.0000.06320.63
5.6.150.0000.06720.17
5.6.140.0030.09320.32
5.6.130.0130.08020.10
5.6.120.0000.05320.40
5.6.110.0170.06720.39
5.6.100.0000.05720.15
5.6.90.0070.04020.11
5.6.80.0100.06319.87
5.6.70.0070.04019.78
5.6.60.0100.07719.48
5.6.50.0200.06319.86
5.6.40.0100.07019.73
5.6.30.0130.07319.53
5.6.20.0070.05319.79
5.6.10.0070.06719.48
5.6.00.0000.04319.78
5.5.350.0000.08720.29
5.5.340.0100.08017.95
5.5.330.0130.08020.23
5.5.320.0100.08320.37
5.5.310.0070.07720.56
5.5.300.0030.08320.14
5.5.290.0070.08320.20
5.5.280.0030.09020.21
5.5.270.0030.04319.98
5.5.260.0130.07320.14
5.5.250.0070.07020.02
5.5.240.0030.04019.38
5.5.230.0100.04319.25
5.5.220.0130.07019.28
5.5.210.0030.08019.63
5.5.200.0100.07019.33
5.5.190.0100.04719.28
5.5.180.0030.05719.59
5.5.160.0170.06019.58
5.5.150.0100.07719.32
5.5.140.0070.05019.42
5.5.130.0070.05319.48
5.5.120.0070.04719.46
5.5.110.0030.06719.24
5.5.100.0070.08319.42
5.5.90.0070.05719.15
5.5.80.0030.04319.35
5.5.70.0070.04719.38
5.5.60.0100.08019.41
5.5.50.0070.04319.50
5.5.40.0030.04019.48
5.5.30.0170.06319.47
5.5.20.0000.08319.14
5.5.10.0070.06319.30
5.5.00.0030.07019.13
5.4.450.0030.08719.27
5.4.440.0100.03719.47
5.4.430.0130.07319.50
5.4.420.0070.07719.32
5.4.410.0130.03319.37
5.4.400.0030.06019.08
5.4.390.0100.05719.18
5.4.380.0100.07719.18
5.4.370.0100.03719.12
5.4.360.0070.06718.82
5.4.350.0070.07018.80
5.4.340.0100.04319.18
5.4.320.0170.07019.14
5.4.310.0030.08019.08
5.4.300.0070.07319.18
5.4.290.0070.07719.14
5.4.280.0100.05719.15
5.4.270.0070.07718.80
5.4.260.0030.05718.91
5.4.250.0030.05719.07
5.4.240.0100.07019.11
5.4.230.0070.05018.80
5.4.220.0070.06719.13
5.4.210.0100.04019.13
5.4.200.0000.05718.90
5.4.190.0070.03719.07
5.4.180.0170.05019.07
5.4.170.0000.04319.14
5.4.160.0030.05019.09
5.4.150.0100.06319.06
5.4.140.0100.07016.34
5.4.130.0030.04016.19
5.4.120.0070.07716.43
5.4.110.0030.05316.16
5.4.100.0070.04316.27
5.4.90.0100.03716.15
5.4.80.0070.05716.21
5.4.70.0030.07716.41
5.4.60.0030.07716.21
5.4.50.0100.04316.36
5.4.40.0270.05716.17
5.4.30.0170.07016.31
5.4.20.0100.05016.25
5.4.10.0070.04016.16
5.4.00.0100.03315.66
5.3.290.0000.04714.55
5.3.280.0070.06714.43
5.3.270.0030.04314.61
5.3.260.0070.08014.53
5.3.250.0100.07714.54
5.3.240.0070.05714.62
5.3.230.0070.07014.56
5.3.220.0100.07314.35
5.3.210.0030.08314.46
5.3.200.0070.08314.50
5.3.190.0130.03714.50
5.3.180.0030.07714.65
5.3.170.0100.07314.48
5.3.160.0070.07314.50
5.3.150.0070.07014.59
5.3.140.0070.04314.63
5.3.130.0030.06014.46
5.3.120.0070.04314.36
5.3.110.0070.07714.33
5.3.100.0070.07313.96
5.3.90.0070.07313.96
5.3.80.0070.06013.95
5.3.70.0030.04713.94
5.3.60.0100.08013.96
5.3.50.0170.07013.88
5.3.40.0070.07713.87
5.3.30.0000.07713.73
5.3.20.0000.05713.77
5.3.10.0000.08013.58
5.3.00.0070.07313.47
5.2.170.0100.03011.07
5.2.160.0100.06011.11
5.2.150.0030.07011.09
5.2.140.0070.04311.07
5.2.130.0100.06010.92
5.2.120.0230.02310.99
5.2.110.0070.06310.98
5.2.100.0030.05711.02
5.2.90.0070.06311.04
5.2.80.0130.04710.91
5.2.70.0070.05711.17
5.2.60.0030.06310.86
5.2.50.0000.03011.16
5.2.40.0000.03010.96
5.2.30.0030.02711.12
5.2.20.0000.03010.77
5.2.10.0100.06010.76
5.2.00.0000.05010.59
5.1.60.0130.0479.94
5.1.50.0100.0509.98
5.1.40.0070.0509.97
5.1.30.0100.04310.41
5.1.20.0000.04010.25
5.1.10.0070.05010.21
5.1.00.0070.05010.12
5.0.50.0030.0508.44
5.0.40.0000.0208.46
5.0.30.0030.0338.23
5.0.20.0030.0338.23
5.0.10.0000.0308.11
5.0.00.0070.0308.05
4.4.90.0000.0206.66
4.4.80.0000.0206.66
4.4.70.0030.0136.66
4.4.60.0030.0376.66
4.4.50.0030.0336.66
4.4.40.0000.0376.66
4.4.30.0030.0376.66
4.4.20.0030.0176.66
4.4.10.0000.0276.66
4.4.00.0000.0306.66
4.3.110.0000.0236.66
4.3.100.0030.0376.66
4.3.90.0000.0236.66
4.3.80.0000.0306.66
4.3.70.0000.0176.66
4.3.60.0000.0176.66
4.3.50.0030.0136.66
4.3.40.0070.0476.66
4.3.30.0000.0176.66
4.3.20.0030.0176.66
4.3.10.0000.0176.66
4.3.00.0000.0276.66

preferences:
48.48 ms | 401 KiB | 5 Q