3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "abc"; isset($a["abc"]);

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)
8.3.40.0110.00418.85
8.3.30.0070.00720.17
8.3.20.0050.00220.04
8.3.10.0040.00420.91
8.3.00.0040.00422.64
8.2.170.0120.00622.96
8.2.160.0120.00322.17
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.01526.16
8.2.120.0050.00320.66
8.2.110.0030.00619.22
8.2.100.0030.00917.91
8.2.90.0070.00019.21
8.2.80.0050.00318.01
8.2.70.0040.00417.50
8.2.60.0000.00717.90
8.2.50.0040.00418.07
8.2.40.0040.00418.21
8.2.30.0040.00419.34
8.2.20.0040.00417.57
8.2.10.0030.00517.48
8.2.00.0030.00617.52
8.1.270.0080.00023.99
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00423.80
8.1.230.0100.00020.97
8.1.220.0050.00318.77
8.1.210.0040.00418.98
8.1.200.0060.00317.11
8.1.190.0040.00417.53
8.1.180.0040.00418.10
8.1.170.0030.00518.50
8.1.160.0000.00818.69
8.1.150.0080.00018.51
8.1.140.0030.00617.46
8.1.130.0000.00717.86
8.1.120.0030.00617.40
8.1.110.0040.00417.45
8.1.100.0000.00717.44
8.1.90.0040.00417.31
8.1.80.0040.00317.43
8.1.70.0030.00517.25
8.1.60.0000.00917.54
8.1.50.0040.00417.35
8.1.40.0020.00517.27
8.1.30.0040.00417.45
8.1.20.0000.00717.55
8.1.10.0000.00717.61
8.1.00.0000.00817.47
8.0.300.0070.00020.04
8.0.290.0000.00817.18
8.0.280.0070.00018.37
8.0.270.0030.00317.23
8.0.260.0000.00716.66
8.0.250.0030.00316.82
8.0.240.0030.00716.87
8.0.230.0060.00316.91
8.0.220.0030.00316.68
8.0.210.0000.00716.84
8.0.200.0030.00316.77
8.0.190.0000.00716.78
8.0.180.0000.00716.78
8.0.170.0040.00416.73
8.0.160.0080.00016.68
8.0.150.0000.00716.81
8.0.140.0070.00316.74
8.0.130.0000.00513.25
8.0.120.0000.00816.69
8.0.110.0000.00716.74
8.0.100.0000.00716.81
8.0.90.0000.00716.77
8.0.80.0030.01316.88
8.0.70.0030.00316.82
8.0.60.0040.00416.68
8.0.50.0000.00716.85
8.0.30.0100.00917.01
8.0.20.0100.01017.40
8.0.10.0050.00316.85
8.0.00.0130.00616.57
7.4.330.0050.00016.81
7.4.320.0030.00316.53
7.4.300.0030.00316.54
7.4.290.0040.00316.51
7.4.280.0060.00016.41
7.4.270.0070.00016.43
7.4.260.0030.00313.31
7.4.250.0040.00416.50
7.4.240.0040.00316.45
7.4.230.0030.00316.50
7.4.220.0100.00716.64
7.4.210.0090.00616.50
7.4.200.0040.00416.54
7.4.190.0000.00616.54
7.4.160.0130.00316.54
7.4.150.0130.00717.40
7.4.140.0090.00917.86
7.4.130.0120.00516.40
7.4.120.0090.00816.38
7.4.110.0170.00016.32
7.4.100.0040.01316.52
7.4.90.0140.01016.45
7.4.80.0070.01019.39
7.4.70.0040.01216.39
7.4.60.0070.01016.31
7.4.50.0040.00416.42
7.4.40.0100.00022.77
7.4.30.0100.00716.45
7.4.00.0070.01014.70
7.3.330.0020.00313.13
7.3.320.0050.00013.10
7.3.310.0070.00016.14
7.3.300.0000.00916.19
7.3.290.0070.00716.18
7.3.280.0130.00316.19
7.3.270.0130.00617.40
7.3.260.0030.01818.24
7.3.250.0080.00816.26
7.3.240.0110.00616.50
7.3.230.0030.01316.39
7.3.210.0070.01116.28
7.3.200.0070.01419.39
7.3.190.0070.01016.09
7.3.180.0030.01616.19
7.3.170.0100.01316.27
7.3.160.0160.00716.39
7.3.120.0030.01014.82
7.3.110.0080.00814.62
7.3.100.0090.00314.46
7.3.90.0090.00614.86
7.3.80.0000.01714.64
7.3.70.0120.00314.50
7.3.60.0060.01014.77
7.3.50.0030.00614.75
7.3.40.0030.00514.79
7.3.30.0000.01014.86
7.3.20.0000.01416.59
7.3.10.0070.00716.34
7.3.00.0050.00716.40
7.2.330.0190.00016.16
7.2.320.0130.00416.44
7.2.310.0030.01616.65
7.2.300.0120.00916.57
7.2.290.0100.00716.40
7.2.240.0100.00614.96
7.2.230.0140.00414.98
7.2.220.0030.01414.96
7.2.210.0070.00414.89
7.2.200.0070.00414.98
7.2.190.0030.00914.64
7.2.180.0110.00414.93
7.2.170.0070.00415.09
7.2.160.0030.00714.92
7.2.150.0040.00816.63
7.2.140.0040.01116.64
7.2.130.0060.00516.69
7.2.120.0110.00316.63
7.2.110.0060.00816.64
7.2.100.0080.00616.82
7.2.90.0050.00616.84
7.2.80.0060.00616.67
7.2.70.0070.00616.76
7.2.60.0060.00916.74
7.2.50.0040.01016.81
7.2.40.0070.00616.84
7.2.30.0030.00816.89
7.2.20.0010.01116.82
7.2.10.0050.01016.77
7.2.00.0020.01017.39
7.1.330.0030.01015.54
7.1.320.0030.00715.61
7.1.310.0070.01015.55
7.1.300.0060.00915.74
7.1.290.0060.00615.62
7.1.280.0030.01015.67
7.1.270.0040.00815.57
7.1.260.0060.00315.45
7.1.250.0020.00815.56
7.1.100.0090.00617.63
7.1.70.0040.00417.07
7.1.60.0000.02419.17
7.1.50.0070.01416.95
7.1.00.0070.06322.44
7.0.200.0050.00216.66
7.0.140.0030.07321.95
7.0.100.0100.08020.00
7.0.90.0170.07719.85
7.0.80.0170.07320.12
7.0.70.0070.04720.12
7.0.60.0170.08019.77
7.0.50.0070.07720.25
7.0.40.0200.05320.10
7.0.30.0130.07720.15
7.0.20.0070.07720.11
7.0.10.0070.08720.14
7.0.00.0130.04020.16
5.6.280.0070.07020.77
5.6.250.0100.04320.59
5.6.240.0000.05020.63
5.6.230.0130.08020.62
5.6.220.0070.07720.55
5.6.210.0070.07020.63
5.6.200.0130.08320.95
5.6.190.0070.07321.00
5.6.180.0170.07721.03
5.6.170.0070.08721.07
5.6.160.0170.07321.05
5.6.150.0100.07321.16
5.6.140.0070.04720.96
5.6.130.0130.08321.03
5.6.120.0100.04721.01
5.6.110.0070.04321.05
5.6.100.0100.06021.00
5.6.90.0070.07020.99
5.6.80.0170.03720.46
5.6.70.0130.08020.39
5.6.60.0070.05720.37
5.6.50.0100.06020.54
5.6.40.0170.07020.40
5.6.30.0030.05020.30
5.6.20.0030.04720.42
5.6.10.0070.04720.36
5.6.00.0000.04320.50
5.5.380.0100.03320.39
5.5.370.0070.04320.43
5.5.360.0100.07020.37
5.5.350.0030.08720.41
5.5.340.0070.05320.75
5.5.330.0130.07320.86
5.5.320.0070.06720.87
5.5.310.0070.08320.91
5.5.300.0070.08320.81
5.5.290.0100.07320.77
5.5.280.0170.07720.88
5.5.270.0070.07720.86
5.5.260.0130.07320.86
5.5.250.0070.08320.63
5.5.240.0070.04020.25
5.5.230.0100.05720.26
5.5.220.0030.06020.10
5.5.210.0030.08020.11
5.5.200.0130.08720.18
5.5.190.0070.05720.23
5.5.180.0070.03720.07
5.5.160.0170.04020.08
5.5.150.0070.07320.13
5.5.140.0070.07720.15
5.5.130.0030.06320.24
5.5.120.0100.07320.23
5.5.110.0030.08020.26
5.5.100.0170.07020.07
5.5.90.0070.04720.14
5.5.80.0170.07320.06
5.5.70.0070.06020.14
5.5.60.0030.05320.07
5.5.50.0070.04720.09
5.5.40.0170.07019.88
5.5.30.0100.04719.98
5.5.20.0130.07720.06
5.5.10.0030.08020.09
5.5.00.0100.05319.98
5.4.450.0030.05019.43
5.4.440.0130.08019.35
5.4.430.0000.04719.37
5.4.420.0030.05019.13
5.4.410.0100.07319.31
5.4.400.0000.06318.90
5.4.390.0130.06718.94
5.4.380.0130.03318.94
5.4.370.0100.03719.02
5.4.360.0130.06019.03
5.4.350.0030.06019.23
5.4.340.0070.08019.23
5.4.320.0100.07719.05
5.4.310.0130.07318.82
5.4.300.0130.05318.96
5.4.290.0100.07319.05
5.4.280.0100.07019.09
5.4.270.0000.07019.05
5.4.260.0030.06719.04
5.4.250.0000.04719.11
5.4.240.0100.07318.80
5.4.230.0100.08319.02
5.4.220.0030.04718.89
5.4.210.0030.08318.97
5.4.200.0100.07719.11
5.4.190.0070.07318.80
5.4.180.0000.07018.77
5.4.170.0170.06719.03
5.4.160.0030.06718.92
5.4.150.0100.07719.00
5.4.140.0070.07016.27
5.4.130.0100.05016.37
5.4.120.0070.07016.28
5.4.110.0100.06716.38
5.4.100.0030.04316.21
5.4.90.0030.07316.40
5.4.80.0030.05016.45
5.4.70.0200.06316.31
5.4.60.0070.06016.36
5.4.50.0070.07316.35
5.4.40.0000.07016.29
5.4.30.0030.07716.20
5.4.20.0100.04016.19
5.4.10.0070.03716.32
5.4.00.0130.06015.82
5.3.290.0100.07714.61
5.3.280.0100.07314.45
5.3.270.0070.05714.59
5.3.260.0030.06014.56
5.3.250.0130.07314.46
5.3.240.0100.05714.56
5.3.230.0070.04714.57
5.3.220.0030.07714.55
5.3.210.0070.08014.55
5.3.200.0100.06714.51
5.3.190.0170.04014.54
5.3.180.0100.06714.38
5.3.170.0000.04314.53
5.3.160.0100.06714.50
5.3.150.0200.07014.46
5.3.140.0000.08014.40
5.3.130.0100.07314.52
5.3.120.0100.07014.54
5.3.110.0130.07314.52
5.3.100.0100.03313.99
5.3.90.0170.05713.88
5.3.80.0070.06013.97
5.3.70.0100.07314.00
5.3.60.0070.04014.00
5.3.50.0130.06713.85
5.3.40.0130.07013.79
5.3.30.0030.07713.76
5.3.20.0130.03013.68
5.3.10.0100.06713.64
5.3.00.0030.08013.40
5.2.170.0030.05712.25
5.2.160.0100.05712.25
5.2.150.0030.04312.25
5.2.140.0000.06312.25
5.2.130.0000.06712.25
5.2.120.0070.05012.25
5.2.110.0000.06312.25
5.2.100.0030.05712.25
5.2.90.0000.05012.25
5.2.80.0030.04712.25
5.2.70.0070.06012.25
5.2.60.0000.07012.25
5.2.50.0100.04012.25
5.2.40.0100.02712.25
5.2.30.0130.04712.25
5.2.20.0030.06012.25
5.2.10.0070.04012.25
5.2.00.0130.05312.25
5.1.60.0030.05312.25
5.1.50.0070.05012.25
5.1.40.0000.05012.25
5.1.30.0130.05312.25
5.1.20.0070.05312.25
5.1.10.0070.05012.25
5.1.00.0070.05012.25
5.0.50.0030.04712.25
5.0.40.0000.02012.25
5.0.30.0030.03012.25
5.0.20.0070.01712.25
5.0.10.0030.01712.25
5.0.00.0000.03312.25
4.4.90.0030.02712.25
4.4.80.0030.03312.25
4.4.70.0030.02012.25
4.4.60.0030.03312.25
4.4.50.0000.03712.25
4.4.40.0030.03312.25
4.4.30.0030.01712.25
4.4.20.0030.02012.25
4.4.10.0100.01312.25
4.4.00.0030.02712.25
4.3.110.0030.01312.25
4.3.100.0030.01712.25
4.3.90.0000.01712.25
4.3.80.0000.02712.25
4.3.70.0030.01312.25
4.3.60.0000.01312.25
4.3.50.0030.01312.25
4.3.40.0000.02712.25
4.3.30.0000.01712.25
4.3.20.0000.01712.25
4.3.10.0000.01312.25
4.3.00.0000.01712.25

preferences:
38.9 ms | 400 KiB | 5 Q