3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (int)isset($xxx); ?>

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)
8.3.60.0040.01116.38
8.3.50.0150.00322.01
8.3.40.0080.00818.59
8.3.30.0070.01318.96
8.3.20.0070.00020.04
8.3.10.0070.00023.71
8.3.00.0080.00020.77
8.2.180.0140.00716.38
8.2.170.0120.00322.96
8.2.160.0100.00320.35
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0060.00326.16
8.2.120.0030.00619.01
8.2.110.0030.00622.10
8.2.100.0090.00317.66
8.2.90.0000.00719.22
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0000.00717.91
8.2.50.0080.00018.07
8.2.40.0050.00319.88
8.2.30.0040.00418.05
8.2.20.0040.00417.66
8.2.10.0000.00717.79
8.2.00.0040.00417.55
8.1.280.0110.00325.92
8.1.270.0150.00423.92
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0090.00023.96
8.1.230.0110.00019.09
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00617.10
8.1.190.0000.00917.10
8.1.180.0040.00418.10
8.1.170.0000.00818.46
8.1.160.0100.00021.78
8.1.150.0070.00018.46
8.1.140.0040.00817.28
8.1.130.0030.00517.80
8.1.120.0040.00417.25
8.1.110.0040.00417.34
8.1.100.0000.00917.37
8.1.90.0000.00717.28
8.1.80.0040.00417.45
8.1.70.0030.00317.28
8.1.60.0080.00017.58
8.1.50.0050.00217.34
8.1.40.0060.00317.46
8.1.30.0030.00517.54
8.1.20.0000.00717.63
8.1.10.0030.00517.52
8.1.00.0040.00417.38
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0000.00818.29
8.0.270.0000.00817.06
8.0.260.0030.00317.10
8.0.250.0000.00616.95
8.0.240.0000.00716.77
8.0.230.0030.00316.73
8.0.220.0000.00716.73
8.0.210.0030.00316.64
8.0.200.0030.00316.83
8.0.190.0000.00816.78
8.0.180.0050.00216.77
8.0.170.0030.00516.68
8.0.160.0030.00316.73
8.0.150.0000.00716.69
8.0.140.0030.00716.72
8.0.130.0000.00513.18
8.0.120.0030.00516.69
8.0.110.0000.00716.64
8.0.100.0000.00816.70
8.0.90.0000.00716.63
8.0.80.0090.00616.71
8.0.70.0000.00916.65
8.0.60.0040.00416.61
8.0.50.0080.00016.77
8.0.30.0070.01217.02
8.0.20.0090.01117.40
8.0.10.0040.00416.74
8.0.00.0120.00516.54
7.4.330.0030.00315.00
7.4.320.0000.00716.44
7.4.300.0000.00716.45
7.4.290.0050.00216.54
7.4.280.0070.00016.50
7.4.270.0030.00316.46
7.4.260.0030.00616.34
7.4.250.0040.00416.29
7.4.240.0040.00316.48
7.4.230.0040.00416.59
7.4.220.0130.01016.36
7.4.210.0030.01016.49
7.4.200.0040.00416.53
7.4.190.0050.00216.29
7.4.160.0000.01616.34
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0090.00716.38
7.4.120.0070.00916.46
7.4.110.0090.00916.35
7.4.100.0070.01016.32
7.4.90.0120.00416.32
7.4.80.0090.00919.39
7.4.70.0100.00616.43
7.4.60.0100.00716.38
7.4.50.0000.00716.42
7.4.40.0100.00716.59
7.4.30.0110.00416.40
7.4.00.0060.00914.82
7.3.330.0000.00613.02
7.3.320.0000.00613.10
7.3.310.0070.00016.16
7.3.300.0030.00316.23
7.3.290.0140.00716.14
7.3.280.0080.01016.16
7.3.270.0180.00417.40
7.3.260.0050.01416.19
7.3.250.0080.01116.27
7.3.240.0030.01316.56
7.3.230.0150.00316.47
7.3.210.0140.00416.16
7.3.200.0060.01519.39
7.3.190.0120.00916.56
7.3.180.0100.00616.28
7.3.170.0100.00616.39
7.3.160.0070.00816.48
7.3.120.0040.01215.03
7.2.330.0060.01016.56
7.2.320.0100.00716.68
7.2.310.0100.00616.29
7.2.300.0090.00816.63
7.2.290.0100.01316.58
7.2.00.0000.01219.47
7.1.100.0100.00318.06
7.1.70.0030.00716.91
7.1.60.0030.01419.46
7.1.50.0090.01516.77
7.1.00.0030.07322.54
7.0.200.0080.00316.82
7.0.140.0070.07021.95
7.0.100.0030.04019.98
7.0.90.0130.06019.91
7.0.80.0170.06319.82
7.0.70.0100.07019.88
7.0.60.0030.06719.91
7.0.50.0030.07720.30
7.0.40.0100.08020.09
7.0.30.0000.06720.20
7.0.20.0030.06720.14
7.0.10.0070.06320.11
7.0.00.0200.06320.07
5.6.280.0070.07021.09
5.6.250.0000.04320.63
5.6.240.0030.07020.63
5.6.230.0170.07020.65
5.6.220.0000.04320.67
5.6.210.0100.04020.76
5.6.200.0070.08321.12
5.6.190.0000.06320.95
5.6.180.0070.04021.03
5.6.170.0030.04320.93
5.6.160.0100.07320.97
5.6.150.0100.06721.02
5.6.140.0070.08021.02
5.6.130.0100.06021.10
5.6.120.0100.08021.01
5.6.110.0170.07321.00
5.6.100.0100.07721.11
5.6.90.0000.04321.07
5.6.80.0030.06720.48
5.6.70.0000.08020.42
5.6.60.0030.08020.42
5.6.50.0000.06720.42
5.6.40.0070.03720.43
5.6.30.0070.05020.44
5.6.20.0030.03720.36
5.6.10.0100.03320.45
5.6.00.0030.05020.36
5.5.380.0030.05720.35
5.5.370.0070.04720.48
5.5.360.0130.07020.36
5.5.350.0130.07720.44
5.5.340.0070.07020.87
5.5.330.0030.07320.84
5.5.320.0230.08320.83
5.5.310.0000.04320.82
5.5.300.0030.08020.77
5.5.290.0100.08020.77
5.5.280.0100.06020.86
5.5.270.0070.07020.79
5.5.260.0100.04320.89
5.5.250.0170.08020.61
5.5.240.0100.07020.22
5.5.230.0070.03320.30
5.5.220.0030.08320.20
5.5.210.0030.05020.00
5.5.200.0100.07720.24
5.5.190.0130.07019.98
5.5.180.0070.08020.07
5.5.160.0030.07020.14
5.5.150.0000.05320.16
5.5.140.0070.07720.07
5.5.130.0070.07720.21
5.5.120.0100.07720.23
5.5.110.0000.04020.13
5.5.100.0070.07020.06
5.5.90.0000.05720.14
5.5.80.0000.04020.07
5.5.70.0070.08020.05
5.5.60.0100.06320.07
5.5.50.0100.07720.08
5.5.40.0070.07720.04
5.5.30.0000.08020.04
5.5.20.0100.07720.04
5.5.10.0130.07019.99
5.5.00.0070.07320.11
5.4.450.0070.07719.36
5.4.440.0070.07319.30
5.4.430.0030.04719.38
5.4.420.0170.07019.39
5.4.410.0000.06019.16
5.4.400.0030.04719.08
5.4.390.0030.07319.08
5.4.380.0070.06718.98
5.4.370.0100.04318.98
5.4.360.0030.04019.03
5.4.350.0030.07019.04
5.4.340.0030.07019.15
5.4.320.0030.03718.79
5.4.310.0030.06719.12
5.4.300.0070.05719.11
5.4.290.0100.04019.08
5.4.280.0100.03018.80
5.4.270.0030.07319.14
5.4.260.0130.02718.97
5.4.250.0170.06018.97
5.4.240.0030.05719.10
5.4.230.0070.07019.02
5.4.220.0100.07719.06
5.4.210.0070.05019.04
5.4.200.0030.04719.12
5.4.190.0100.07019.11
5.4.180.0030.07318.96
5.4.170.0030.08019.11
5.4.160.0070.07019.08
5.4.150.0000.06018.93
5.4.140.0070.07316.01
5.4.130.0070.03716.29
5.4.120.0000.05316.29
5.4.110.0030.04316.26
5.4.100.0000.06316.30
5.4.90.0100.03016.30
5.4.80.0070.07016.29
5.4.70.0100.06316.41
5.4.60.0030.08016.24
5.4.50.0100.07016.38
5.4.40.0130.06716.38
5.4.30.0000.06016.30
5.4.20.0100.06716.30
5.4.10.0070.05316.18
5.4.00.0030.03715.75
5.3.290.0000.04014.67
5.3.280.0100.08014.55
5.3.270.0070.04014.59
5.3.260.0070.07714.59
5.3.250.0170.06014.54
5.3.240.0070.07014.56
5.3.230.0070.05314.57
5.3.220.0070.06014.55
5.3.210.0070.07714.47
5.3.200.0100.06714.57
5.3.190.0000.08014.47
5.3.180.0130.06714.49
5.3.170.0100.07014.38
5.3.160.0000.04314.57
5.3.150.0100.06714.38
5.3.140.0200.04714.41
5.3.130.0030.04314.55
5.3.120.0070.07014.52
5.3.110.0070.07314.49
5.3.100.0000.03714.03
5.3.90.0030.08013.96
5.3.80.0030.07013.97
5.3.70.0100.07313.95
5.3.60.0070.07713.99
5.3.50.0000.05013.89
5.3.40.0200.02313.93
5.3.30.0030.07013.88
5.3.20.0030.06713.67
5.3.10.0000.07713.63
5.3.00.0030.06313.40
5.2.170.0000.03012.61
5.2.160.0070.06012.61
5.2.150.0100.05712.61
5.2.140.0030.06012.61
5.2.130.0000.03012.61
5.2.120.0030.04712.61
5.2.110.0030.02712.61
5.2.100.0070.05712.61
5.2.90.0070.02312.61
5.2.80.0100.06012.61
5.2.70.0000.04712.61
5.2.60.0030.04712.61
5.2.50.0000.02712.61
5.2.40.0100.02012.61
5.2.30.0100.02712.61
5.2.20.0070.05312.61
5.2.10.0030.03312.61
5.2.00.0030.03012.61
5.1.60.0000.03012.61
5.1.50.0030.02312.61
5.1.40.0070.05012.61
5.1.30.0030.05312.61
5.1.20.0070.05012.61
5.1.10.0030.02712.61
5.1.00.0000.05712.61
5.0.50.0030.02312.61
5.0.40.0070.02312.61
5.0.30.0000.04012.61
5.0.20.0030.03312.61
5.0.10.0000.03012.61
5.0.00.0030.05012.61
4.4.90.0000.03312.61
4.4.80.0000.03712.61
4.4.70.0070.03312.61
4.4.60.0030.01312.61
4.4.50.0000.01312.61
4.4.40.0000.03012.61
4.4.30.0030.02312.61
4.4.20.0000.02012.61
4.4.10.0000.02312.61
4.4.00.0000.03012.61
4.3.110.0030.02712.61
4.3.100.0000.01712.61
4.3.90.0070.02312.61
4.3.80.0000.04312.61
4.3.70.0000.02012.61
4.3.60.0000.01712.61
4.3.50.0000.01712.61
4.3.40.0030.02012.61
4.3.30.0000.02312.61
4.3.20.0000.02012.61
4.3.10.0000.01712.61
4.3.00.0000.02012.61

preferences:
49.99 ms | 400 KiB | 5 Q