3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['abc' => 123, 'wer' => 'asas', 'iuy'=> 798]; var_dump(array_key_exists('asas', $a));

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)
8.3.60.0000.01418.55
8.3.50.0130.00721.08
8.3.40.0070.00718.46
8.3.30.0130.00320.07
8.3.20.0040.00420.16
8.3.10.0040.00421.92
8.3.00.0050.00222.51
8.2.180.0060.00916.48
8.2.170.0090.01222.96
8.2.160.0100.00522.08
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00420.81
8.2.110.0040.00422.24
8.2.100.0110.00017.78
8.2.90.0030.00619.05
8.2.80.0050.00319.21
8.2.70.0080.00017.63
8.2.60.0090.00017.93
8.2.50.0040.00418.07
8.2.40.0000.00819.95
8.2.30.0040.00419.36
8.2.20.0040.00417.63
8.2.10.0070.00017.59
8.2.00.0070.00417.48
8.1.280.0150.00325.92
8.1.270.0050.00323.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.84
8.1.230.0080.00319.16
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0000.00817.41
8.1.180.0030.00619.14
8.1.170.0000.00818.40
8.1.160.0000.01118.63
8.1.150.0000.00718.47
8.1.140.0000.00717.43
8.1.130.0030.00317.81
8.1.120.0040.00417.40
8.1.110.0050.00217.36
8.1.100.0030.00517.35
8.1.90.0000.00717.43
8.1.80.0070.00017.32
8.1.70.0000.00717.33
8.1.60.0000.00917.41
8.1.50.0000.00717.35
8.1.40.0040.00417.39
8.1.30.0070.00017.41
8.1.20.0040.00417.52
8.1.10.0000.00817.47
8.1.00.0030.00617.45
8.0.300.0000.00718.77
8.0.290.0000.00716.93
8.0.280.0000.00718.28
8.0.270.0030.00317.18
8.0.260.0030.00316.78
8.0.250.0030.00316.82
8.0.240.0040.00416.84
8.0.230.0000.00716.90
8.0.220.0000.00716.72
8.0.210.0070.00016.81
8.0.200.0040.00416.92
8.0.190.0030.00616.85
8.0.180.0050.00216.80
8.0.170.0000.00716.72
8.0.160.0070.00016.81
8.0.150.0030.00516.72
8.0.140.0000.00716.78
8.0.130.0060.00013.31
8.0.120.0000.00716.81
8.0.110.0040.00416.79
8.0.100.0050.00316.71
8.0.90.0040.00416.71
8.0.80.0090.01216.76
8.0.70.0040.00416.71
8.0.60.0000.00716.62
8.0.50.0020.00516.76
8.0.30.0100.01016.81
8.0.20.0060.01417.40
8.0.10.0050.00316.78
8.0.00.0050.01216.67
7.4.330.0000.00515.04
7.4.320.0040.00416.50
7.4.300.0000.00616.54
7.4.290.0030.00316.49
7.4.280.0000.00716.43
7.4.270.0030.00316.48
7.4.260.0000.00513.37
7.4.250.0060.00316.50
7.4.240.0060.00216.61
7.4.230.0000.00716.30
7.4.220.0060.01216.59
7.4.210.0070.01116.49
7.4.200.0000.00716.60
7.4.190.0030.00316.55
7.4.160.0060.00916.50
7.4.150.0040.01217.40
7.4.140.0140.00317.86
7.4.130.0070.01016.51
7.4.120.0110.00916.41
7.4.110.0090.00916.37
7.4.100.0140.00316.47
7.4.90.0110.00616.57
7.4.80.0040.01919.39
7.4.70.0030.01316.47
7.4.60.0080.00916.38
7.4.50.0030.00316.30
7.4.40.0070.01122.77
7.4.30.0110.01116.48
7.4.00.0070.01014.73
7.3.330.0000.00612.94
7.3.320.0050.00013.05
7.3.310.0000.00715.98
7.3.300.0030.00316.03
7.3.290.0070.00716.21
7.3.280.0090.00816.15
7.3.270.0040.01517.40
7.3.260.0130.01016.24
7.3.250.0140.00616.20
7.3.240.0100.00716.16
7.3.230.0080.01116.39
7.3.210.0110.00616.23
7.3.200.0030.01419.39
7.3.190.0030.01316.18
7.3.180.0040.01116.51
7.3.170.0080.00816.44
7.3.160.0000.01716.07
7.3.120.0130.00014.79
7.2.330.0110.00716.26
7.2.320.0120.00616.56
7.2.310.0090.00916.52
7.2.300.0120.00416.48
7.2.290.0170.00416.68
7.2.80.0030.01016.34
7.2.60.0040.01116.51
7.1.200.0060.00615.64
7.1.70.0000.00717.09
7.1.60.0080.00617.02
7.1.50.0030.01016.87
7.1.00.0000.04322.37
7.0.200.0000.00916.33
7.0.140.0000.07322.07
7.0.100.0070.03719.96
7.0.90.0030.04319.98
7.0.80.0070.03719.84
7.0.70.0100.04719.90
7.0.60.0030.04319.98
7.0.50.0070.03720.24
7.0.40.0070.04020.03
7.0.30.0100.03720.19
7.0.20.0030.04320.04
7.0.10.0000.04320.03
7.0.00.0100.03720.09
5.6.280.0070.07020.81
5.6.250.0030.04020.48
5.6.240.0000.04720.62
5.6.230.0070.04020.72
5.6.220.0100.03320.61
5.6.210.0030.04320.64
5.6.200.0000.05721.13
5.6.190.0030.04321.02
5.6.180.0130.04721.05
5.6.170.0030.04321.02
5.6.160.0030.06321.00
5.6.150.0000.04321.00
5.6.140.0070.03721.04
5.6.130.0000.04721.03
5.6.120.0070.05021.05
5.6.110.0070.07321.09
5.6.100.0030.05020.91
5.6.90.0100.08321.05
5.6.80.0100.04720.55
5.6.70.0000.05720.38
5.6.60.0030.06720.36
5.6.50.0070.07720.41
5.6.40.0070.06020.39
5.6.30.0070.08720.29
5.6.20.0100.07320.43
5.6.10.0170.06720.43
5.6.00.0170.07320.35
5.5.380.0030.04320.48
5.5.370.0000.04720.36
5.5.360.0030.04320.40
5.5.350.0070.04020.47
5.5.340.0030.04320.73
5.5.330.0000.04320.80
5.5.320.0200.02320.79
5.5.310.0030.04720.91
5.5.300.0030.04020.81
5.5.290.0100.03720.88
5.5.280.0000.06320.80
5.5.270.0130.06720.89
5.5.260.0030.09320.89
5.5.250.0070.05320.52
5.5.240.0130.06720.16
5.5.230.0130.07320.16
5.5.220.0070.07720.29
5.5.210.0170.06720.16
5.5.200.0030.04720.23
5.5.190.0100.07320.11
5.5.180.0030.05320.15
5.5.160.0030.07320.24
5.5.150.0100.04020.22
5.5.140.0200.07020.22
5.5.130.0070.04320.24
5.5.120.0100.06720.25
5.5.110.0170.06020.09
5.5.100.0070.04020.15
5.5.90.0030.08020.15
5.5.80.0030.05319.99
5.5.70.0070.04320.15
5.5.60.0030.08320.15
5.5.50.0100.07320.09
5.5.40.0000.07720.14
5.5.30.0100.04320.04
5.5.20.0170.07019.98
5.5.10.0070.08020.03
5.5.00.0100.03719.96
5.4.450.0070.04019.36
5.4.440.0000.09019.27
5.4.430.0030.05019.34
5.4.420.0130.06019.38
5.4.410.0070.07019.02
5.4.400.0070.07018.98
5.4.390.0100.07719.03
5.4.380.0070.08018.90
5.4.370.0000.05019.12
5.4.360.0000.05019.05
5.4.350.0070.05719.14
5.4.340.0070.04319.03
5.4.320.0000.08719.09
5.4.310.0000.07318.93
5.4.300.0130.03718.78
5.4.290.0130.04318.94
5.4.280.0070.07719.02
5.4.270.0000.08019.05
5.4.260.0030.07719.03
5.4.250.0170.06019.04
5.4.240.0100.07019.11
5.4.230.0030.05318.96
5.4.220.0100.04019.09
5.4.210.0000.08018.91
5.4.200.0100.05718.80
5.4.190.0070.06318.93
5.4.180.0030.05718.89
5.4.170.0030.07319.11
5.4.160.0030.06719.02
5.4.150.0030.08318.76
5.4.140.0000.04716.25
5.4.130.0030.06716.23
5.4.120.0100.04316.33
5.4.110.0130.06316.33
5.4.100.0030.07016.38
5.4.90.0170.06316.23
5.4.80.0130.05716.19
5.4.70.0030.07316.31
5.4.60.0030.04316.36
5.4.50.0030.08016.18
5.4.40.0030.05016.46
5.4.30.0100.04016.37
5.4.20.0070.03316.23
5.4.10.0130.06716.39
5.4.00.0100.07015.45
5.3.290.0030.07714.50
5.3.280.0100.07314.55
5.3.270.0100.07714.57
5.3.260.0030.07314.58
5.3.250.0100.07014.55
5.3.240.0170.06714.44
5.3.230.0030.08014.54
5.3.220.0170.05714.40
5.3.210.0100.06314.57
5.3.200.0100.04714.53
5.3.190.0070.06314.57
5.3.180.0130.07314.51
5.3.170.0030.04714.53
5.3.160.0030.07314.57
5.3.150.0070.07314.39
5.3.140.0100.03314.54
5.3.130.0000.07014.37
5.3.120.0070.04314.41
5.3.110.0070.07714.55
5.3.100.0170.06313.99
5.3.90.0100.07714.01
5.3.80.0070.05713.79
5.3.70.0000.08013.79
5.3.60.0070.06313.98
5.3.50.0100.07013.93
5.3.40.0100.06713.90
5.3.30.0100.06313.84
5.3.20.0130.05313.56
5.3.10.0030.07313.66
5.3.00.0200.06013.54
5.2.170.0070.05011.78
5.2.160.0030.05311.78
5.2.150.0000.04311.78
5.2.140.0070.05711.78
5.2.130.0070.04711.78
5.2.120.0030.06311.78
5.2.110.0100.05311.78
5.2.100.0070.06011.78
5.2.90.0030.05011.78
5.2.80.0000.06711.78
5.2.70.0070.06311.78
5.2.60.0030.06311.78
5.2.50.0070.05711.78
5.2.40.0030.05311.78
5.2.30.0100.05311.78
5.2.20.0100.05711.78
5.2.10.0100.05311.78
5.2.00.0100.05711.78
5.1.60.0030.03711.78
5.1.50.0030.05711.78
5.1.40.0070.05011.78
5.1.30.0070.06011.78
5.1.20.0070.05311.78
5.1.10.0030.04711.78
5.1.00.0030.02711.78
5.0.50.0030.04311.78
5.0.40.0030.04311.78
5.0.30.0000.06311.78
5.0.20.0100.03011.78
5.0.10.0000.03711.78
5.0.00.0030.05011.78
4.4.90.0030.03711.78
4.4.80.0030.02711.78
4.4.70.0030.03311.78
4.4.60.0000.03711.78
4.4.50.0000.03711.78
4.4.40.0030.05711.78
4.4.30.0000.03711.78
4.4.20.0000.04011.78
4.4.10.0000.03711.78
4.4.00.0000.05711.78
4.3.110.0000.03711.78
4.3.100.0030.03711.78
4.3.90.0030.03311.78
4.3.80.0000.03711.78
4.3.70.0000.03711.78
4.3.60.0000.03311.78
4.3.50.0000.02711.78
4.3.40.0000.04711.78
4.3.30.0070.02711.78
4.3.20.0000.03011.78
4.3.10.0000.03711.78
4.3.00.0030.03711.78

preferences:
43.84 ms | 401 KiB | 5 Q