3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array("blue", "red", "green", "blue", "blue"); echo count(array_keys($array, "blue")); print_r(array_keys($array, "blue")); ?>

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)
8.3.70.0100.01016.50
8.3.60.0070.01116.50
8.3.50.0100.00922.01
8.3.40.0100.01018.66
8.3.30.0120.00918.93
8.3.20.0080.00020.22
8.3.10.0070.00021.78
8.3.00.0040.00419.13
8.2.190.0170.00316.75
8.2.180.0070.01516.50
8.2.170.0110.00318.91
8.2.160.0070.00722.96
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.65
8.2.110.0030.00522.26
8.2.100.0080.00817.62
8.2.90.0020.00519.05
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0000.00817.88
8.2.50.0000.00818.07
8.2.40.0030.00917.89
8.2.30.0040.00419.48
8.2.20.0060.00317.55
8.2.10.0080.00018.03
8.2.00.0040.00417.77
8.1.280.0090.00925.92
8.1.270.0030.00719.00
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.75
8.1.230.0060.00619.23
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0070.00318.51
8.1.160.0000.00821.87
8.1.150.0000.00718.78
8.1.140.0040.00419.22
8.1.130.0030.00317.86
8.1.120.0000.00717.48
8.1.110.0000.00717.38
8.1.100.0000.00717.28
8.1.90.0000.00717.46
8.1.80.0000.00817.43
8.1.70.0070.00017.45
8.1.60.0000.00917.48
8.1.50.0050.00217.53
8.1.40.0040.00417.52
8.1.30.0050.00317.61
8.1.20.0040.00417.54
8.1.10.0040.00417.32
8.1.00.0000.00717.40
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0000.00717.11
8.0.260.0000.00717.28
8.0.250.0000.00716.90
8.0.240.0000.00716.83
8.0.230.0000.00716.84
8.0.220.0040.00416.68
8.0.210.0000.00716.78
8.0.200.0030.00316.88
8.0.190.0040.00416.95
8.0.180.0000.00716.88
8.0.170.0050.00216.91
8.0.160.0040.00416.93
8.0.150.0080.00016.88
8.0.140.0030.00416.73
8.0.130.0030.00313.23
8.0.120.0070.00016.80
8.0.110.0030.00516.78
8.0.100.0000.00716.79
8.0.90.0000.00916.83
8.0.80.0130.01016.85
8.0.70.0050.00216.76
8.0.60.0000.00716.77
8.0.50.0070.00016.74
8.0.30.0080.01216.97
8.0.20.0100.00817.40
8.0.10.0040.00417.05
8.0.00.0100.00716.71
7.4.330.0020.00215.03
7.4.320.0060.00016.57
7.4.300.0060.00016.49
7.4.290.0000.00716.41
7.4.280.0000.00716.57
7.4.270.0030.00516.59
7.4.260.0040.00416.50
7.4.250.0040.00416.55
7.4.240.0040.00316.51
7.4.230.0030.00316.46
7.4.220.0000.01816.47
7.4.210.0030.01216.57
7.4.200.0070.00016.56
7.4.160.0090.00616.48
7.4.150.0140.00917.40
7.4.140.0140.00517.86
7.4.130.0090.01116.49
7.4.120.0150.00516.42
7.4.110.0150.00616.45
7.4.100.0130.01016.59
7.4.90.0070.01016.49
7.4.80.0120.00919.39
7.4.70.0070.01116.62
7.4.60.0100.01016.40
7.4.50.0030.00316.53
7.4.40.0050.01116.48
7.4.30.0090.01416.48
7.4.00.0170.00014.84
7.3.330.0030.00313.03
7.3.320.0000.00513.11
7.3.310.0070.00016.05
7.3.300.0030.00316.17
7.3.290.0030.00316.23
7.3.280.0080.00716.20
7.3.270.0170.00617.40
7.3.260.0100.00716.15
7.3.250.0080.00916.34
7.3.240.0070.00716.17
7.3.230.0040.01416.39
7.3.210.0080.00816.37
7.3.200.0110.00619.39
7.3.190.0190.00016.43
7.3.180.0130.00316.09
7.3.170.0030.01816.46
7.3.160.0100.00616.16
7.3.10.0060.00916.55
7.3.00.0000.01016.26
7.2.330.0100.00716.52
7.2.320.0030.01616.34
7.2.310.0060.01016.52
7.2.300.0060.01016.64
7.2.290.0120.00616.65
7.2.130.0050.00316.91
7.2.120.0070.00717.02
7.2.110.0030.01016.77
7.2.100.0000.01116.89
7.2.90.0040.01216.91
7.2.80.0100.00316.68
7.2.70.0040.00416.81
7.2.60.0100.00716.89
7.2.50.0030.01216.67
7.2.40.0000.01216.86
7.2.30.0070.00716.90
7.2.20.0000.01116.52
7.2.10.0000.01316.78
7.2.00.0080.00817.99
7.1.250.0120.00015.41
7.1.100.0030.01018.01
7.1.70.0060.00617.16
7.1.60.0070.01719.46
7.1.50.0170.00716.86
7.1.00.0000.07722.54
7.0.200.0030.00616.50
7.0.140.0000.07321.92
7.0.60.0070.08319.92
7.0.50.0030.09017.73
7.0.40.0100.08020.14
7.0.30.0300.04720.34
7.0.20.0300.05720.23
7.0.10.0130.03320.20
7.0.00.0070.08320.23
5.6.280.0030.07321.07
5.6.210.0100.03720.70
5.6.200.0070.05318.15
5.6.190.0100.06720.46
5.6.180.3170.04320.49
5.6.170.0270.05320.44
5.6.160.0000.07020.50
5.6.150.0000.06718.20
5.6.140.0070.07318.18
5.6.130.0100.06018.18
5.6.120.0100.05721.00
5.6.110.0030.06021.00
5.6.100.0070.08020.98
5.6.90.0000.06320.98
5.6.80.0030.06320.37
5.6.70.4270.04020.42
5.5.350.0100.08320.36
5.5.340.0070.06018.08
5.5.330.0030.04320.37
5.5.320.3200.03720.23
5.5.310.0230.08020.32
5.5.300.0100.05718.06
5.5.290.0070.04717.97
5.5.280.0070.08020.76
5.5.270.0130.06720.75
5.5.260.0170.03020.78
5.5.250.0000.04320.57
5.5.240.0170.05320.30
5.4.450.0170.05719.47
5.4.440.0770.05319.18
5.4.430.0530.05719.16
5.4.420.0730.06019.18
5.4.410.0630.05719.20
5.4.400.0670.05719.15
5.4.390.0930.05718.78
5.4.380.1170.04718.79
5.4.370.1030.05318.74
5.4.360.1130.05018.70
5.4.350.1070.06318.75
5.4.340.1000.06018.75
5.4.320.0830.06018.78
5.4.310.0830.05718.50
5.4.300.0770.06718.52
5.4.290.1170.04718.45
5.4.280.1000.07318.75
5.4.270.1100.07018.51
5.4.260.0830.05318.73
5.4.250.0900.06718.61
5.4.240.1030.05318.83
5.4.230.0970.04318.52
5.4.220.1070.06318.82
5.4.210.1070.06718.53
5.4.200.0900.07716.66
5.4.190.0930.07718.52
5.4.180.0870.05718.50
5.4.170.0930.06318.44
5.4.160.0930.06018.59
5.4.150.1000.06718.53
5.4.140.0900.05316.28
5.4.130.1030.04316.43
5.4.120.1170.04016.18
5.4.110.0970.05016.16
5.4.100.1000.06716.27
5.4.90.0830.06016.43
5.4.80.0830.05016.19
5.4.70.0900.05016.34
5.4.60.0770.05716.22
5.4.50.0800.05716.25
5.4.40.1100.07716.18
5.4.30.1030.05716.17
5.4.20.0900.07716.24
5.4.10.1100.05716.18
5.4.00.1100.04715.77
5.3.290.1100.05014.69
5.3.280.1130.07314.68
5.3.270.1030.06014.72
5.3.260.1070.08014.81
5.3.250.1330.05714.82
5.3.240.1070.06014.70
5.3.230.1170.05014.76
5.3.220.1100.06314.68
5.3.210.0830.06014.59
5.3.200.0900.04314.61
5.3.190.0970.07314.74
5.3.180.0900.06714.57
5.3.170.1070.06014.57
5.3.160.0770.06014.73
5.3.150.0930.07014.72
5.3.140.1100.04314.57
5.3.130.1000.05314.59
5.3.120.1030.06014.74
5.3.110.1030.05314.76
5.3.100.1370.05314.20
5.3.90.0900.05714.14
5.3.80.0830.05014.17
5.3.70.0830.05314.04
5.3.60.0200.05714.16
5.3.50.0200.04314.10
5.3.40.0170.05013.95
5.3.30.0200.06014.02
5.3.20.1100.04713.67
5.3.10.1030.05013.68
5.3.00.0930.05713.73
5.2.170.0670.04711.24
5.2.160.0770.04011.20
5.2.150.0930.04311.17
5.2.140.0730.05011.36
5.2.130.0770.03311.21
5.2.120.0870.04311.09
5.2.110.0670.04011.31
5.2.100.0730.04311.30
5.2.90.0870.03311.15
5.2.80.0830.04711.11
5.2.70.0870.05011.13
5.2.60.0730.05311.09
5.2.50.0870.03711.04
5.2.40.0630.05010.98
5.2.30.0600.04711.01
5.2.20.0600.04711.16
5.2.10.0630.04311.03
5.2.00.0670.04010.81
5.1.60.0670.04010.03
5.1.50.0800.03310.18
5.1.40.0530.04010.01
5.1.30.0800.05010.34
5.1.20.0700.04310.33
5.1.10.0700.03710.10
5.1.00.0700.03310.24
5.0.50.0430.0308.66
5.0.40.0400.0278.43
5.0.30.0400.0378.34
5.0.20.0330.0278.38
5.0.10.0330.0278.26
5.0.00.0370.0408.19
4.4.90.0270.0235.89
4.4.80.0270.0275.86
4.4.70.0270.0235.91
4.4.60.0300.0275.82
4.4.50.0270.0235.82
4.4.40.0300.0376.00
4.4.30.0230.0275.82
4.4.20.0300.0275.93
4.4.10.0200.0305.96
4.4.00.0300.0375.96
4.3.110.0300.0275.88
4.3.100.0270.0235.87
4.3.90.0300.0235.78
4.3.80.0330.0375.88
4.3.70.0500.0135.78
4.3.60.0430.0135.84
4.3.50.0330.0235.82
4.3.40.0330.0375.86
4.3.30.0200.0204.90
4.3.20.0200.0204.90
4.3.10.0200.0204.90
4.3.00.0070.0209.22

preferences:
44.03 ms | 401 KiB | 5 Q