3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $b = array(0 => 1); $a[$b[0]] = array();

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)
8.3.60.0040.01116.50
8.3.50.0100.01017.39
8.3.40.0180.00418.85
8.3.30.0000.01418.58
8.3.20.0050.00318.66
8.3.10.0040.00420.41
8.3.00.0100.00019.26
8.2.180.0110.00416.75
8.2.170.0070.00722.96
8.2.160.0100.00321.07
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.13
8.2.110.0060.00320.57
8.2.100.0040.00817.59
8.2.90.0040.00420.79
8.2.80.0070.00017.93
8.2.70.0000.00817.63
8.2.60.0000.00718.03
8.2.50.0040.00418.07
8.2.40.0070.00018.16
8.2.30.0000.00817.93
8.2.20.0040.00417.63
8.2.10.0030.00517.68
8.2.00.0040.00417.61
8.1.280.0100.00325.92
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0070.00322.01
8.1.230.0090.00322.66
8.1.220.0080.00017.74
8.1.210.0080.00018.88
8.1.200.0060.00317.22
8.1.190.0000.00817.29
8.1.180.0000.00818.10
8.1.170.0000.00718.71
8.1.160.0000.00718.68
8.1.150.0040.00418.54
8.1.140.0040.00417.25
8.1.130.0000.00817.77
8.1.120.0070.00017.38
8.1.110.0040.00417.37
8.1.100.0030.00517.43
8.1.90.0030.00517.44
8.1.80.0000.00717.41
8.1.70.0040.00417.36
8.1.60.0030.00617.47
8.1.50.0060.00317.37
8.1.40.0030.00617.48
8.1.30.0020.00517.55
8.1.20.0000.00817.45
8.1.10.0070.00017.57
8.1.00.0040.00417.30
8.0.300.0060.00319.93
8.0.290.0070.00016.63
8.0.280.0030.00318.40
8.0.270.0000.00817.20
8.0.260.0000.00716.62
8.0.250.0100.00016.80
8.0.240.0000.00716.87
8.0.230.0000.00716.82
8.0.220.0040.00416.81
8.0.210.0050.00216.79
8.0.200.0000.00716.90
8.0.190.0070.00016.91
8.0.180.0030.00316.86
8.0.170.0040.00416.71
8.0.160.0030.00316.71
8.0.150.0060.00316.75
8.0.140.0000.01216.75
8.0.130.0030.00313.33
8.0.120.0040.00416.78
8.0.110.0050.00316.84
8.0.100.0000.00716.73
8.0.90.0070.00016.83
8.0.80.0080.00516.86
8.0.70.0040.00416.77
8.0.60.0050.00316.71
8.0.50.0000.00716.76
8.0.30.0100.01216.93
8.0.20.0090.01117.11
8.0.10.0040.00416.87
8.0.00.0110.00816.63
7.4.330.0020.00212.90
7.4.320.0030.00316.42
7.4.300.0030.00316.33
7.4.290.0020.00516.47
7.4.280.0000.00816.51
7.4.270.0040.00416.41
7.4.260.0000.00513.12
7.4.250.0000.00816.55
7.4.240.0000.00816.38
7.4.230.0000.00716.33
7.4.220.0060.01216.58
7.4.210.0060.00916.51
7.4.200.0030.00316.41
7.4.190.0000.00716.59
7.4.160.0070.00716.52
7.4.150.0100.00716.31
7.4.140.0070.01016.42
7.4.130.0030.01416.35
7.4.120.0130.00516.45
7.4.110.0070.01316.50
7.4.100.0090.00916.38
7.4.90.0070.01016.51
7.4.80.0100.01319.39
7.4.70.0160.01716.37
7.4.60.0050.01516.29
7.4.50.0070.00016.44
7.4.40.0070.00716.20
7.4.30.0110.00416.50
7.4.00.0030.00914.90
7.3.330.0030.00313.07
7.3.320.0030.00313.11
7.3.310.0000.00616.32
7.3.300.0060.00016.20
7.3.290.0060.00916.21
7.3.280.0060.01116.26
7.3.270.0130.01016.41
7.3.260.0150.00316.60
7.3.250.0120.00716.20
7.3.240.0120.00916.11
7.3.230.0100.00716.28
7.3.210.0070.01016.32
7.3.200.0160.00616.18
7.3.190.0140.00416.20
7.3.180.0130.00716.18
7.3.170.0100.00616.36
7.3.160.0000.01716.37
7.3.120.0100.00614.89
7.3.10.0060.00316.79
7.3.00.0060.00316.80
7.2.330.0080.00816.36
7.2.320.0120.00916.70
7.2.310.0060.01216.31
7.2.300.0100.00716.36
7.2.290.0060.01316.61
7.2.130.0070.00416.91
7.2.120.0030.01016.75
7.2.110.0120.00516.54
7.2.100.0060.00316.96
7.2.90.0080.00816.69
7.2.80.0100.00716.76
7.2.70.0090.00316.63
7.2.60.0120.00416.89
7.2.50.0070.01016.51
7.2.40.0050.00516.57
7.2.30.0060.00916.88
7.2.20.0070.00716.69
7.2.10.0000.01216.87
7.2.00.0020.01118.16
7.1.250.0070.00315.75
7.1.200.0070.00715.80
7.1.100.0070.00717.74
7.1.70.0000.01117.09
7.1.60.0140.01019.40
7.1.50.0060.01616.90
7.1.00.0000.03722.42
7.0.200.0000.00716.63
7.0.140.0030.07721.92
7.0.120.0030.07722.16
7.0.60.0030.05720.07
7.0.50.0070.04717.80
7.0.40.0030.08720.08
7.0.30.0200.08720.20
7.0.20.0170.07720.13
7.0.10.0200.04320.09
7.0.00.0100.05720.33
5.6.280.0030.07320.92
5.6.210.0030.06020.69
5.6.200.0070.07318.22
5.6.190.0070.04020.60
5.6.180.0330.04720.43
5.6.170.0370.04020.54
5.6.160.0130.07720.43
5.6.150.0070.04018.21
5.6.140.0130.03018.16
5.6.130.0070.08018.09
5.6.120.0030.09321.09
5.6.110.0030.04721.08
5.6.100.0030.05721.02
5.6.90.0070.08320.96
5.6.80.0070.07320.36
5.6.70.1830.03320.52
5.5.350.0400.07320.41
5.5.340.0200.06717.93
5.5.330.0070.07020.07
5.5.320.0230.07720.36
5.5.310.0130.04720.20
5.5.300.0100.07717.96
5.5.290.0170.07317.89
5.5.280.0030.04020.78
5.5.270.0100.05720.66
5.5.260.0000.08720.86
5.5.250.0000.08720.61
5.5.240.0270.07020.24
5.4.450.0100.03319.41
5.4.440.0070.06019.41
5.4.430.0070.08019.49
5.4.420.0070.04719.32
5.4.410.0030.04019.23
5.4.400.0070.03719.14
5.4.390.0100.04018.92
5.4.380.0000.05319.05
5.4.370.0000.04318.78
5.4.360.0170.06019.16
5.4.350.0130.07019.08
5.4.340.0170.07019.20
5.4.320.0030.06018.92
5.4.310.0000.04719.20
5.4.300.0100.04718.92
5.4.290.0100.03718.91
5.4.280.0030.04019.17
5.4.270.0100.05718.79
5.4.260.0030.04019.07
5.4.250.0030.08019.11
5.4.240.0030.07719.16
5.4.230.0000.06319.17
5.4.220.0170.06719.02
5.4.210.0070.05018.78
5.4.200.0070.07319.14
5.4.190.0100.05018.90
5.4.180.0070.06319.07
5.4.170.0100.04318.79
5.4.160.0070.04019.09
5.4.150.0030.04319.18
5.4.140.0030.04316.49
5.4.130.0070.04316.21
5.4.120.0030.07316.16
5.4.110.0070.07316.25
5.4.100.0070.06016.26
5.4.90.0000.04716.15
5.4.80.0030.07316.39
5.4.70.0030.03716.22
5.4.60.0030.07016.21
5.4.50.0030.03716.38
5.4.40.0070.06716.13
5.4.30.0000.06016.36
5.4.20.0030.03716.24
5.4.10.0000.06316.36
5.4.00.0100.05015.70
5.3.290.0070.07714.67
5.3.280.0030.07714.53
5.3.270.0030.08014.54
5.3.260.0130.07014.58
5.3.250.0030.07014.61
5.3.240.0070.04314.42
5.3.230.0030.07714.61
5.3.220.0170.04014.65
5.3.210.0070.06714.54
5.3.200.0030.06014.48
5.3.190.0030.04014.49
5.3.180.0100.04314.38
5.3.170.0100.06714.51
5.3.160.0030.05014.48
5.3.150.0000.04014.34
5.3.140.0000.04014.37
5.3.130.0070.03714.52
5.3.120.0070.07314.50
5.3.110.0070.04714.47
5.3.100.0070.07713.86
5.3.90.0070.04313.81
5.3.80.0100.04013.94
5.3.70.0130.06013.95
5.3.60.0130.06013.82
5.3.50.0030.03713.78
5.3.40.0100.06013.76
5.3.30.0030.06713.89
5.3.20.0170.02713.61
5.3.10.0130.06713.63
5.3.00.0070.07713.55
5.2.170.0130.05311.11
5.2.160.0000.03011.23
5.2.150.0100.03011.13
5.2.140.0030.04311.02
5.2.130.0000.07010.93
5.2.120.0130.05311.07
5.2.110.0000.07011.07
5.2.100.0100.05711.02
5.2.90.0070.05311.03
5.2.80.0070.04711.24
5.2.70.0000.04011.02
5.2.60.0030.05711.14
5.2.50.0030.06011.02
5.2.40.0030.05310.92
5.2.30.0070.06010.90
5.2.20.0030.06711.04
5.2.10.0030.05310.86
5.2.00.0000.04310.66
5.1.60.0000.06010.04
5.1.50.0000.05710.03
5.1.40.0100.05010.12
5.1.30.0030.04310.41
5.1.20.0100.03710.30
5.1.10.0000.06310.05
5.1.00.0070.0539.91
5.0.50.0030.0438.44
5.0.40.0030.0378.39
5.0.30.0000.0708.37
5.0.20.0030.0308.19
5.0.10.0030.0238.12
5.0.00.0070.0638.15
4.4.90.0070.0307.95
4.4.80.0030.0207.95
4.4.70.0070.0237.95
4.4.60.0000.0337.95
4.4.50.0000.0237.95
4.4.40.0000.0437.95
4.4.30.0030.0207.95
4.4.20.0000.0377.95
4.4.10.0070.0307.95
4.4.00.0000.0407.95
4.3.110.0030.0377.95
4.3.100.0030.0307.95
4.3.90.0030.0207.95
4.3.80.0000.0537.95
4.3.70.0000.0337.95
4.3.60.0000.0237.95
4.3.50.0000.0377.95
4.3.40.0070.0307.95
4.3.30.0000.0177.95
4.3.20.0130.0237.95
4.3.10.0070.0137.95
4.3.00.0030.0137.95

preferences:
57.3 ms | 401 KiB | 5 Q