3v4l.org

run code in 300+ PHP versions simultaneously
<?php array_keys( strict: false, search_value: 'a', array: array( 'a', 'b' ) );

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)
8.5.30.0090.00919.34
8.5.20.0120.00519.55
8.5.10.0080.00920.16
8.5.00.0170.00522.04
8.4.180.0140.00719.63
8.4.170.0130.00823.90
8.4.160.0140.00723.80
8.4.150.0080.00416.92
8.4.140.0110.01117.66
8.4.130.0140.00117.59
8.4.120.0090.00922.19
8.4.110.0120.00822.42
8.4.100.0100.01018.02
8.4.90.0100.00917.70
8.4.80.0040.00518.00
8.4.70.0050.00617.97
8.4.60.0140.00617.85
8.4.50.0120.00818.71
8.4.40.0080.00817.84
8.4.30.0080.00018.73
8.4.20.0030.00617.83
8.4.10.0060.00323.68
8.3.300.0090.01020.73
8.3.290.0110.00920.79
8.3.280.0090.01118.32
8.3.270.0120.01016.63
8.3.260.0070.00716.66
8.3.250.0110.00718.86
8.3.240.0120.00716.68
8.3.230.0120.00716.63
8.3.220.0100.00916.98
8.3.210.0120.00816.61
8.3.200.0120.01116.35
8.3.190.0090.00916.66
8.3.180.0040.00518.56
8.3.170.0070.01119.04
8.3.160.0140.00018.32
8.3.150.0070.01018.29
8.3.140.0060.00317.01
8.3.130.0070.01118.41
8.3.120.0030.00620.45
8.3.110.0100.00016.47
8.3.100.0050.00316.61
8.3.90.0050.00326.77
8.3.80.0030.00616.63
8.3.70.0110.00416.88
8.3.60.0180.00318.43
8.3.50.0130.00320.25
8.3.40.0120.00920.17
8.3.30.0070.00718.51
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.300.0130.00718.88
8.2.290.0040.00520.44
8.2.280.0130.00818.66
8.2.270.0060.01218.82
8.2.260.0090.00616.39
8.2.250.0080.00016.65
8.2.240.0040.00416.86
8.2.230.0040.00420.94
8.2.220.0030.01224.06
8.2.210.0070.00026.77
8.2.200.0000.00918.38
8.2.190.0070.01118.29
8.2.180.0030.01225.92
8.2.170.0170.00318.82
8.2.160.0070.00722.96
8.2.150.0000.00725.66
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0000.00826.16
8.2.110.0030.00621.07
8.2.100.0060.00617.72
8.2.90.0080.00019.28
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0060.00319.21
8.2.50.0050.00318.10
8.2.40.0040.00420.59
8.2.30.0000.00918.03
8.2.20.0070.00020.48
8.2.10.0040.00418.06
8.2.00.0000.00819.16
8.1.340.0120.00819.51
8.1.330.0050.00316.88
8.1.320.0130.00616.04
8.1.310.0080.00018.49
8.1.300.0060.01318.01
8.1.290.0030.00630.84
8.1.280.0070.01025.92
8.1.270.0000.00824.66
8.1.260.0090.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00023.93
8.1.230.0080.00319.61
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0030.00617.22
8.1.180.0060.00318.10
8.1.170.0060.00318.60
8.1.160.0040.00418.70
8.1.150.0000.00718.44
8.1.140.0000.00717.38
8.1.130.0060.00319.11
8.1.120.0040.00419.18
8.1.110.0050.00319.14
8.1.100.0040.00419.17
8.1.90.0040.00419.17
8.1.80.0000.00819.23
8.1.70.0040.00419.17
8.1.60.0030.00519.29
8.1.50.0000.00819.30
8.1.40.0000.00819.22
8.1.30.0040.00419.38
8.1.20.0080.00019.43
8.1.10.0000.00719.27
8.1.00.0040.00419.16
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00918.25
8.0.270.0000.00717.24
8.0.260.0030.00318.57
8.0.250.0040.00418.55
8.0.240.0070.00018.68
8.0.230.0050.00218.73
8.0.220.0030.00318.64
8.0.210.0040.00418.51
8.0.200.0070.00018.68
8.0.190.0080.00018.71
8.0.180.0000.00918.66
8.0.170.0050.00518.66
8.0.160.0000.00918.58
8.0.150.0000.00918.57
8.0.140.0090.00018.59
8.0.130.0060.00318.52
8.0.120.0030.00618.55
8.0.110.0090.00016.95
8.0.100.0030.00618.55
8.0.90.0070.00018.60
8.0.80.0000.00718.53
8.0.70.0000.00718.46
8.0.60.0000.00718.62
8.0.50.0050.00518.54
8.0.30.0080.00018.54
8.0.20.0040.00518.64
8.0.10.0040.00418.54

preferences:
56.34 ms | 1124 KiB | 5 Q