3v4l.org

run code in 300+ PHP versions simultaneously
<?php $expected_array_got_string = 'helloworld'; var_dump(isset($expected_array_got_string['und'][0]));

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)
8.3.60.0110.00418.43
8.3.50.0090.00616.21
8.3.40.0090.00618.67
8.3.30.0140.00018.63
8.3.20.0050.00220.34
8.3.10.0030.00521.49
8.3.00.0040.00423.66
8.2.180.0090.00618.41
8.2.170.0090.00622.96
8.2.160.0030.01220.44
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00819.77
8.2.120.0080.00026.35
8.2.110.0070.00422.21
8.2.100.0040.00718.04
8.2.90.0080.00019.22
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0030.00617.80
8.2.50.0050.00318.07
8.2.40.0070.00420.34
8.2.30.0040.00319.47
8.2.20.0000.00717.66
8.2.10.0000.00717.99
8.2.00.0020.00518.03
8.1.280.0060.00925.92
8.1.270.0090.00920.33
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0160.00023.85
8.1.230.0040.00719.23
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00817.00
8.1.180.0000.00718.10
8.1.170.0040.00418.54
8.1.160.0080.00020.60
8.1.150.0040.00418.76
8.1.140.0040.00419.47
8.1.130.0000.00817.72
8.1.120.0030.00317.40
8.1.110.0040.00417.35
8.1.100.0000.00717.40
8.1.90.0040.00417.38
8.1.80.0040.00417.30
8.1.70.0070.00017.27
8.1.60.0040.00417.50
8.1.50.0060.00317.46
8.1.40.0000.00817.48
8.1.30.0040.00417.54
8.1.20.0000.00717.56
8.1.10.0090.00317.59
8.1.00.0070.00017.53
8.0.300.0060.00318.77
8.0.290.0080.00016.63
8.0.280.0040.00418.25
8.0.270.0070.00017.18
8.0.260.0060.00017.13
8.0.250.0000.00816.95
8.0.240.0050.00316.76
8.0.230.0070.00016.90
8.0.220.0000.00716.71
8.0.210.0000.00716.68
8.0.200.0030.00616.77
8.0.190.0030.00516.77
8.0.180.0000.00716.86
8.0.170.0060.00316.75
8.0.160.0060.00316.86
8.0.150.0000.00816.78
8.0.140.0040.00416.68
8.0.130.0060.00013.25
8.0.120.0040.00416.83
8.0.110.0040.00416.81
8.0.100.0050.00216.62
8.0.90.0000.00716.82
8.0.80.0040.01316.85
8.0.70.0030.00516.79
8.0.60.0070.00016.77
8.0.50.0070.00016.79
8.0.30.0050.01216.95
8.0.20.0070.01217.40
8.0.10.0040.00416.90
8.0.00.0110.01316.74
7.4.330.0050.00016.70
7.4.320.0060.00016.43
7.4.300.0030.00316.29
7.4.290.0040.00416.51
7.4.280.0050.00516.56
7.4.270.0030.00316.42
7.4.260.0000.00716.51
7.4.250.0000.00716.50
7.4.240.0020.00516.46
7.4.230.0030.00316.51
7.4.220.0100.00716.61
7.4.210.0060.00916.39
7.4.200.0000.00716.51
7.4.160.0040.01216.43
7.4.150.0180.00017.40
7.4.140.0120.00817.86
7.4.130.0140.00516.36
7.4.120.0080.00916.46
7.4.110.0140.01216.57
7.4.100.0080.00816.30
7.4.90.0100.00716.43
7.4.80.0130.00619.39
7.4.70.0090.00916.24
7.4.60.0030.01316.34
7.4.50.0070.00716.32
7.4.40.0130.00716.46
7.4.30.0070.01116.47
7.4.00.0000.01314.85
7.3.330.0020.00213.09
7.3.320.0000.00613.26
7.3.310.0050.00316.19
7.3.300.0030.00316.16
7.3.290.0080.00916.23
7.3.280.0090.00716.26
7.3.270.0070.01017.40
7.3.260.0070.01016.35
7.3.250.0100.00716.19
7.3.240.0180.00316.31
7.3.230.0120.00616.50
7.3.210.0130.00716.50
7.3.200.0060.00919.39
7.3.190.0060.01016.60
7.3.180.0140.00616.34
7.3.170.0100.00716.27
7.3.160.0110.00516.57
7.2.330.0030.01616.56
7.2.320.0030.01416.55
7.2.310.0080.00816.48
7.2.300.0130.00916.52
7.2.290.0060.01016.16
7.2.60.0000.01216.94
7.2.00.0100.00319.25
7.1.200.0090.00015.84
7.1.100.0060.00318.26
7.1.70.0060.00317.18
7.1.60.0100.01419.27
7.1.50.0140.00716.90
7.1.00.0030.07722.28
7.0.200.0040.00416.79
7.0.100.0070.06320.01
7.0.90.0200.08719.88
7.0.80.0100.07719.98
7.0.70.0030.04319.91
7.0.60.0230.05019.95
7.0.50.0270.07320.27
7.0.40.0030.05020.11
7.0.30.0070.04720.08
7.0.20.0000.05020.17
7.0.10.0170.06020.09
7.0.00.0100.08320.10
5.6.280.0030.03320.86
5.6.250.0100.04720.75
5.6.240.0030.07720.63
5.6.230.0100.08720.58
5.6.220.0030.07020.65
5.6.210.0100.04320.63
5.6.200.0130.08020.96
5.6.190.0130.07321.10
5.6.180.0070.07321.03
5.6.170.0030.08720.99
5.6.160.0170.04721.00
5.6.150.0230.05720.96
5.6.140.0200.06720.98
5.6.130.0130.07720.91
5.6.120.0130.08020.93
5.6.110.0000.08321.09
5.6.100.0070.08721.03
5.6.90.0030.04321.05
5.6.80.0030.07320.41
5.6.70.0030.05720.40
5.6.60.0100.04720.32
5.6.50.0030.08720.43
5.6.40.0070.04020.39
5.6.30.0000.06320.38
5.6.20.0000.05020.38
5.6.10.0100.04020.38
5.6.00.0170.03320.36
5.5.380.0030.05720.39
5.5.370.0230.07320.49
5.5.360.0070.08320.33
5.5.350.0030.05320.43
5.5.340.0100.06320.79
5.5.330.0070.07720.92
5.5.320.0100.08320.64
5.5.310.0130.07720.87
5.5.300.0030.08320.77
5.5.290.0170.06720.83
5.5.280.0070.07720.82
5.5.270.0070.04720.75
5.5.260.0070.07320.77
5.5.250.0070.07720.58
5.5.240.0000.05020.18
5.5.230.0170.03720.25
5.5.220.0030.07720.17
5.5.210.0030.08020.21
5.5.200.0070.08020.25
5.5.190.0070.08020.15
5.5.180.0100.04720.26
5.5.160.0070.05020.09
5.5.150.0100.03320.13
5.5.140.0030.04020.21
5.5.130.0100.03320.22
5.5.120.0000.04720.25
5.5.110.0070.04020.13
5.5.100.0030.04020.05
5.5.90.0070.03720.12
5.5.80.0000.04320.16
5.5.70.0030.04720.05
5.5.60.0030.04019.99
5.5.50.0030.04020.15
5.5.40.0000.04320.04
5.5.30.0000.04320.13
5.5.20.0170.02719.91
5.5.10.0030.04020.02
5.5.00.0070.03720.07

preferences:
55.07 ms | 401 KiB | 5 Q