3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(); $x[5] = 1; $x['5'] = 2; var_dump(gettype(key($x)));

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)
8.3.60.0070.01118.55
8.3.50.0120.00821.92
8.3.40.0040.01118.48
8.3.30.0030.01020.09
8.3.20.0070.00020.16
8.3.10.0040.00422.09
8.3.00.0050.00322.46
8.2.180.0160.00325.92
8.2.170.0100.01018.96
8.2.160.0030.01022.96
8.2.150.0000.00725.66
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0030.00519.54
8.2.110.0000.00920.20
8.2.100.0040.00717.87
8.2.90.0000.00719.21
8.2.80.0000.00719.33
8.2.70.0030.00617.63
8.2.60.0040.00418.03
8.2.50.0050.00318.07
8.2.40.0000.00918.03
8.2.30.0000.00718.02
8.2.20.0040.00417.77
8.2.10.0050.00317.65
8.2.00.0040.00717.63
8.1.280.0070.00725.92
8.1.270.0050.00224.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.01022.54
8.1.230.0080.00421.04
8.1.220.0030.00618.77
8.1.210.0000.00818.97
8.1.200.0070.00417.35
8.1.190.0030.00517.41
8.1.180.0000.00818.10
8.1.170.0060.00318.57
8.1.160.0000.00722.12
8.1.150.0000.00818.69
8.1.140.0040.00417.35
8.1.130.0030.00317.80
8.1.120.0030.00417.50
8.1.110.0020.00517.50
8.1.100.0050.00317.35
8.1.90.0080.00017.33
8.1.80.0080.00017.45
8.1.70.0000.00717.30
8.1.60.0000.00817.58
8.1.50.0050.00317.57
8.1.40.0000.00717.39
8.1.30.0000.00717.59
8.1.20.0030.00517.68
8.1.10.0040.00417.43
8.1.00.0000.00817.39
8.0.300.0000.00919.96
8.0.290.0030.00317.05
8.0.280.0030.00318.38
8.0.270.0030.00317.09
8.0.260.0000.00816.73
8.0.250.0000.00716.76
8.0.240.0020.00516.88
8.0.230.0000.00716.86
8.0.220.0000.00716.78
8.0.210.0030.00316.84
8.0.200.0070.00016.71
8.0.190.0050.00316.86
8.0.180.0070.00016.89
8.0.170.0000.00816.78
8.0.160.0040.00416.91
8.0.150.0070.00016.78
8.0.140.0070.00016.87
8.0.130.0000.00513.37
8.0.120.0040.00416.87
8.0.110.0040.00416.88
8.0.100.0000.00716.98
8.0.90.0000.00716.75
8.0.80.0090.01216.82
8.0.70.0000.00716.92
8.0.60.0040.00416.68
8.0.50.0040.00416.81
8.0.30.0140.00916.98
8.0.20.0120.00617.40
8.0.10.0040.00417.05
8.0.00.0110.00816.73
7.4.330.0000.00515.00
7.4.320.0000.00616.46
7.4.300.0050.00216.61
7.4.290.0030.00316.62
7.4.280.0030.00316.48
7.4.270.0080.00016.49
7.4.260.0030.00316.43
7.4.250.0000.00816.31
7.4.240.0040.00316.49
7.4.230.0030.00316.39
7.4.220.0190.00316.45
7.4.210.0070.01116.63
7.4.200.0030.00316.59
7.4.190.0040.00416.63
7.4.160.0090.00616.48
7.4.150.0140.00417.40
7.4.140.0120.00517.86
7.4.130.0070.01216.48
7.4.120.0060.00916.50
7.4.110.0120.00416.35
7.4.100.0120.00616.52
7.4.90.0100.01316.40
7.4.80.0170.00319.39
7.4.70.0110.00716.55
7.4.60.0060.01216.39
7.4.50.0080.00016.49
7.4.40.0090.00622.77
7.4.30.0130.00716.47
7.4.00.0100.00715.13
7.3.330.0030.00313.05
7.3.320.0060.00013.09
7.3.310.0030.00616.19
7.3.300.0000.00616.23
7.3.290.0120.00216.42
7.3.280.0090.00816.26
7.3.270.0170.00017.40
7.3.260.0130.01016.36
7.3.250.0100.00916.40
7.3.240.0120.00616.55
7.3.230.0140.00316.61
7.3.210.0100.01016.32
7.3.200.0040.01219.39
7.3.190.0070.01016.32
7.3.180.0130.00316.46
7.3.170.0130.00716.32
7.3.160.0070.01016.27
7.3.120.0030.00614.97
7.3.10.0110.00416.52
7.3.00.0060.00616.63
7.2.330.0070.01116.56
7.2.320.0080.00816.60
7.2.310.0090.01216.59
7.2.300.0110.01116.55
7.2.290.0100.00716.42
7.2.130.0100.00616.53
7.2.120.0080.00416.66
7.2.110.0030.01216.63
7.2.100.0070.00716.78
7.2.90.0090.00316.73
7.2.80.0030.00616.72
7.2.70.0100.00616.82
7.2.60.0040.01216.74
7.2.50.0100.00316.83
7.2.40.0000.01516.85
7.2.30.0100.00716.69
7.2.20.0060.00916.71
7.2.10.0080.00816.82
7.2.00.0090.00616.92
7.1.250.0030.01015.97
7.1.70.0070.01016.93
7.1.60.0030.01019.43
7.1.50.0030.01716.80
7.1.00.0030.03322.43
7.0.200.0080.00316.53
7.0.140.0000.07722.04
7.0.60.0070.03719.84
7.0.50.0070.04017.80
7.0.40.0070.05020.05
7.0.30.0400.08020.33
7.0.20.0170.09020.20
7.0.10.0130.06020.25
7.0.00.0070.08720.04
5.6.210.0130.07320.66
5.6.200.0030.08018.11
5.6.190.0070.09020.57
5.6.180.0270.08020.45
5.6.170.0270.03720.49
5.6.160.0070.04020.44
5.6.150.0070.05718.16
5.6.140.0200.05718.07
5.6.130.0070.08718.25
5.6.120.0070.06021.01
5.6.110.0170.07021.11
5.6.100.0070.03721.00
5.6.90.0030.04320.93
5.6.80.0030.06020.37
5.5.350.4270.04020.35
5.5.340.0070.08317.91
5.5.330.0100.06720.06
5.5.320.0570.05320.29
5.5.310.0230.05020.21
5.5.300.0070.07018.00
5.5.290.0100.06317.98
5.5.280.0070.06020.97
5.5.270.0030.05020.78
5.5.260.0200.05320.95
5.5.250.0100.03320.68
5.5.240.0270.07020.07
5.4.450.0370.07719.41
5.4.440.0430.05719.24
5.4.430.0370.07019.57
5.4.420.0330.04019.40
5.4.410.0470.06319.32
5.4.400.0470.06318.94
5.4.390.0470.06319.23
5.4.380.0500.07019.12
5.4.370.0430.04319.08
5.4.360.0470.06719.10
5.4.350.0330.05018.90
5.4.340.0370.04019.09
5.4.320.0370.04018.89
5.4.310.0430.06019.05
5.4.300.0470.06319.11
5.4.290.0470.05719.13
5.4.280.0400.04019.24
5.4.270.0370.05019.10
5.4.260.0470.07019.05
5.4.250.0630.03319.23
5.4.240.0600.03319.13
5.4.230.0400.03718.93
5.4.220.0470.02718.93
5.4.210.0400.04018.91
5.4.200.0470.04018.93
5.4.190.0330.03719.21
5.4.180.0400.04719.07
5.4.170.0400.03019.12
5.4.160.0430.02719.12
5.4.150.0470.04319.14
5.4.140.0300.03716.55
5.4.130.0300.03716.45
5.4.120.0300.03716.37
5.4.110.0400.03316.39
5.4.100.0370.03016.06
5.4.90.0400.03016.21
5.4.80.0370.03016.46
5.4.70.0370.05016.17
5.4.60.0300.03716.21
5.4.50.0400.02716.41
5.4.40.0330.03716.40
5.4.30.0300.03716.04
5.4.20.0330.03316.41
5.4.10.0330.03316.40
5.4.00.0300.03315.85
5.3.290.0270.04314.61
5.3.280.0300.03714.61
5.3.270.0370.03014.43
5.3.260.0270.04014.43
5.3.250.0300.03714.47
5.3.240.0230.04314.45
5.3.230.0370.04014.64
5.3.220.0270.04014.66
5.3.210.0300.04014.39
5.3.200.0270.04014.58
5.3.190.0330.03314.41
5.3.180.0300.03714.65
5.3.170.0330.03314.51
5.3.160.0330.04714.40
5.3.150.0300.03714.46
5.3.140.0330.04014.38
5.3.130.0400.04314.56
5.3.120.0270.04314.59
5.3.110.0370.03314.55
5.3.100.0430.03013.97
5.3.90.0330.03314.00
5.3.80.0330.03313.93
5.3.70.0370.04313.95
5.3.60.0270.04013.95
5.3.50.0330.03313.88
5.3.40.0270.04014.04
5.3.30.0330.03313.76
5.3.20.0400.04013.54
5.3.10.0400.04013.50
5.3.00.0300.04313.73
5.2.170.0200.03312.32
5.2.160.0230.03012.32
5.2.150.0230.03012.32
5.2.140.0270.03712.32
5.2.130.0230.04312.32
5.2.120.0300.03312.32
5.2.110.0200.03312.32
5.2.100.0330.03312.32
5.2.90.0370.03712.32
5.2.80.0400.02012.32
5.2.70.0270.03712.32
5.2.60.0200.04012.32
5.2.50.0230.03012.32
5.2.40.0270.03312.32
5.2.30.0230.02712.32
5.2.20.0230.03312.32
5.2.10.0330.05312.32
5.2.00.0170.03712.32
5.1.60.0300.01712.32
5.1.50.0230.02312.32
5.1.40.0300.04312.32
5.1.30.0230.03312.32
5.1.20.0230.03312.32
5.1.10.0300.04312.32
5.1.00.0200.03312.32
5.0.50.0200.01712.32
5.0.40.0200.03712.32
5.0.30.0100.03712.32
5.0.20.0130.02012.32
5.0.10.0170.04312.32
5.0.00.0100.03312.32
4.4.90.0130.02312.32
4.4.80.0100.02312.32
4.4.70.0130.02012.32
4.4.60.0200.01312.32
4.4.50.0130.01712.32
4.4.40.0200.04712.32
4.4.30.0200.01712.32
4.4.20.0130.01312.32
4.4.10.0230.01012.32
4.4.00.0100.02712.32
4.3.110.0200.03012.32
4.3.100.0270.01012.32
4.3.90.0130.01712.32
4.3.80.0200.02012.32
4.3.70.0170.01012.32
4.3.60.0130.02012.32
4.3.50.0170.03012.32
4.3.40.0170.02312.32
4.3.30.0100.03312.32
4.3.20.0070.03012.32
4.3.10.0100.01712.32
4.3.00.0070.02312.32

preferences:
40.62 ms | 401 KiB | 5 Q