3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(); var_dump( $array["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)
8.3.60.0090.00616.63
8.3.50.0120.00517.41
8.3.40.0100.01018.71
8.3.30.0140.00418.84
8.3.20.0080.00018.73
8.3.10.0080.00020.44
8.3.00.0030.00617.63
8.2.180.0130.00616.75
8.2.170.0120.00322.96
8.2.160.0090.00922.20
8.2.150.0070.00724.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0080.00019.85
8.2.110.0060.00920.57
8.2.100.0100.00017.97
8.2.90.0030.00720.95
8.2.80.0000.00817.93
8.2.70.0050.00317.49
8.2.60.0040.00418.05
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0030.00618.01
8.2.20.0040.00417.72
8.2.10.0040.00417.66
8.2.00.0000.01117.78
8.1.280.0110.00325.92
8.1.270.0000.00724.66
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0000.00923.72
8.1.230.0030.00723.89
8.1.220.0040.00417.74
8.1.210.0030.00518.85
8.1.200.0060.00317.23
8.1.190.0070.00017.40
8.1.180.0040.00418.10
8.1.170.0040.00418.74
8.1.160.0040.00418.77
8.1.150.0040.00418.52
8.1.140.0000.00717.46
8.1.130.0030.00317.75
8.1.120.0030.00317.38
8.1.110.0040.00417.38
8.1.100.0000.00817.41
8.1.90.0050.00217.42
8.1.80.0070.00017.26
8.1.70.0030.00517.40
8.1.60.0000.00817.39
8.1.50.0070.00017.41
8.1.40.0040.00417.43
8.1.30.0000.00717.40
8.1.20.0030.00517.52
8.1.10.0070.00017.39
8.1.00.0080.00017.45
8.0.300.0000.00819.96
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0040.00417.23
8.0.260.0000.00716.86
8.0.250.0000.00716.86
8.0.240.0090.00017.00
8.0.230.0070.00016.81
8.0.220.0030.00316.89
8.0.210.0040.00416.93
8.0.200.0030.00316.88
8.0.190.0000.00716.91
8.0.180.0030.00316.82
8.0.170.0030.00716.88
8.0.160.0000.00716.84
8.0.150.0030.00716.89
8.0.140.0050.00316.85
8.0.130.0030.00313.33
8.0.120.0030.00516.84
8.0.110.0000.00716.79
8.0.100.0070.00016.85
8.0.90.0000.00716.86
8.0.80.0040.01116.87
8.0.70.0000.00716.84
8.0.60.0070.00016.75
8.0.50.0040.00416.71
8.0.30.0060.01217.05
8.0.20.0080.01017.00
8.0.10.0070.00016.82
8.0.00.0100.01016.91
7.4.330.0020.00212.96
7.4.320.0040.00416.43
7.4.300.0030.00316.53
7.4.290.0000.00716.43
7.4.280.0030.00616.57
7.4.270.0030.00316.47
7.4.260.0000.00513.20
7.4.250.0080.00316.59
7.4.240.0000.00716.51
7.4.230.0030.00316.62
7.4.220.0130.01016.59
7.4.210.0060.00916.51
7.4.200.0000.00716.59
7.4.190.0030.00316.29
7.4.160.0040.01216.19
7.4.150.0110.00616.46
7.4.140.0060.01216.41
7.4.130.0130.00616.51
7.4.120.0080.00916.35
7.4.110.0100.00716.14
7.4.100.0100.01016.48
7.4.90.0070.01016.39
7.4.80.0090.00916.64
7.4.70.0130.00316.41
7.4.60.0040.01216.62
7.4.50.0000.00516.41
7.4.40.0070.00716.61
7.4.30.0030.01416.57
7.4.00.0000.01514.55
7.3.330.0000.00613.00
7.3.320.0050.00013.14
7.3.310.0000.00816.34
7.3.300.0050.00316.16
7.3.290.0070.00816.25
7.3.280.0090.00616.26
7.3.270.0100.00716.37
7.3.260.0090.00816.35
7.3.250.0040.01316.39
7.3.240.0090.01316.28
7.3.230.0070.01416.33
7.3.210.0130.00316.46
7.3.200.0030.01319.39
7.3.190.0100.00716.21
7.3.180.0090.00616.23
7.3.170.0110.00816.28
7.3.160.0080.00816.50
7.3.120.0060.00915.01
7.2.330.0070.01116.57
7.2.320.0070.01016.49
7.2.310.0080.01516.56
7.2.300.0030.02016.35
7.2.290.0060.01116.45
7.2.00.0040.00719.27
7.1.100.0060.00618.16
7.1.70.0030.00517.17
7.1.60.0100.01619.40
7.1.50.0030.01716.88
7.1.00.0070.07022.30
7.0.200.5140.00714.95
7.0.140.0100.06722.09
7.0.120.0030.07322.04
7.0.60.0130.07719.93
7.0.50.0070.05317.79
7.0.40.0130.08020.13
7.0.30.0230.03720.04
7.0.20.0330.04320.21
7.0.10.0070.09320.16
7.0.00.0100.08320.32
5.6.280.0030.07321.04
5.6.210.0100.08020.66
5.6.200.0070.06718.17
5.6.190.0030.04720.61
5.6.180.0330.04020.43
5.6.170.0300.03720.48
5.6.160.0100.04720.32
5.6.150.0070.08318.09
5.6.140.0030.09018.18
5.6.130.0130.07718.20
5.6.120.0070.08720.92
5.6.110.0030.06321.09
5.6.100.0070.07721.08
5.6.90.0000.05721.09
5.6.80.0130.07320.52
5.5.350.0030.04720.32
5.5.340.0070.05717.93
5.5.330.0100.03720.43
5.5.320.0200.04020.28
5.5.310.0330.04720.32
5.5.300.0100.07718.02
5.5.290.0070.04017.95
5.5.280.0000.09020.71
5.5.270.0000.06320.85
5.5.260.0000.04720.75
5.5.250.0070.03720.57
5.5.240.0370.06320.03
5.4.450.0100.08019.41
5.4.440.0130.07719.46
5.4.430.0070.04019.40
5.4.420.0100.07719.45
5.4.410.0100.08019.37
5.4.400.0100.03718.79
5.4.390.0000.04319.09
5.4.380.0000.04019.16
5.4.370.0030.03719.20
5.4.360.0170.02718.92
5.4.350.0000.04318.92
5.4.340.0070.03719.15
5.4.320.0000.04018.79
5.4.310.0070.04019.18
5.4.300.0070.03318.79
5.4.290.0070.05019.14
5.4.280.0030.04018.78
5.4.270.0070.03319.17
5.4.260.0030.04319.04
5.4.250.0000.04018.91
5.4.240.0230.03018.77
5.4.230.0030.04018.91
5.4.220.0030.03719.21
5.4.210.0030.04018.91
5.4.200.0030.03719.07
5.4.190.0030.03719.16
5.4.180.0030.04018.79
5.4.170.0100.03019.17
5.4.160.0030.03718.98
5.4.150.0070.03719.05
5.4.140.0030.03716.48
5.4.130.0000.04016.25
5.4.120.0070.07016.45
5.4.110.0030.05016.41
5.4.100.0030.03716.34
5.4.90.0000.03716.37
5.4.80.0100.03016.22
5.4.70.0000.04016.32
5.4.60.0100.03016.28
5.4.50.0100.07016.26
5.4.40.0070.05316.36
5.4.30.0130.05316.54
5.4.20.0130.06316.57
5.4.10.0070.03316.22
5.4.00.0070.07715.78
5.3.290.0070.03314.59
5.3.280.0100.03314.48
5.3.270.0100.04014.53
5.3.260.0000.04014.57
5.3.250.0030.03314.56
5.3.240.0030.04014.42
5.3.230.0000.04014.38
5.3.220.0070.07314.49
5.3.210.0070.04014.49
5.3.200.0070.03314.38
5.3.190.0030.04314.49
5.3.180.0000.04314.48
5.3.170.0100.07014.54
5.3.160.0100.03014.38
5.3.150.0200.05714.48
5.3.140.0070.07714.47
5.3.130.0130.03714.50
5.3.120.0130.06014.52
5.3.110.0000.05014.46
5.3.100.0030.04313.86
5.3.90.0100.07013.96
5.3.80.0030.04313.83
5.3.70.0130.03014.03
5.3.60.0130.04713.82
5.3.50.0130.03713.89
5.3.40.0030.07713.89
5.3.30.0100.07313.84
5.3.20.0030.05313.66
5.3.10.0230.05313.47
5.3.00.0130.06713.57
5.2.170.0000.04711.22
5.2.160.0070.03011.04
5.2.150.0130.05311.30
5.2.140.0030.04011.12
5.2.130.0070.04011.03
5.2.120.0030.04311.07
5.2.110.0030.04010.99
5.2.100.0070.06011.09
5.2.90.0000.03311.05
5.2.80.0100.03311.25
5.2.70.0030.03011.02
5.2.60.0000.03711.12
5.2.50.0030.03010.95
5.2.40.0070.05010.91
5.2.30.0030.03010.91
5.2.20.0030.03010.90
5.2.10.0070.05710.86
5.2.00.0070.06010.70
5.1.60.0030.0539.83
5.1.50.0030.03710.03
5.1.40.0070.0509.95
5.1.30.0100.04710.34
5.1.20.0070.03310.32
5.1.10.0030.03310.05
5.1.00.0030.02710.04
5.0.50.0030.0378.38
5.0.40.0000.0478.36
5.0.30.0100.0578.37
5.0.20.0100.0238.23
5.0.10.0030.0438.30
5.0.00.0000.0378.05
4.4.90.0000.0377.82
4.4.80.0100.0137.82
4.4.70.0000.0407.82
4.4.60.0000.0207.82
4.4.50.0000.0237.82
4.4.40.0030.0507.82
4.4.30.0030.0307.82
4.4.20.0000.0177.82
4.4.10.0070.0337.82
4.4.00.0030.0337.82
4.3.110.0070.0377.82
4.3.100.0000.0207.82
4.3.90.0030.0377.82
4.3.80.0030.0277.82
4.3.70.0030.0337.82
4.3.60.0030.0177.82
4.3.50.0000.0207.82
4.3.40.0030.0237.82
4.3.30.0000.0377.82
4.3.20.0000.0407.82
4.3.10.0030.0337.82
4.3.00.0000.0377.82

preferences:
30.74 ms | 401 KiB | 5 Q