3v4l.org

run code in 300+ PHP versions simultaneously
<?php $id = 'hierarchical_select'; print preg_replace_callback('/(^|_|\.)+(.)/', function ($match) { return ('.' === $match[1] ? '_' : '').strtoupper($match[2]); }, $id);

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)
8.3.60.0090.00918.31
8.3.50.0170.00722.11
8.3.40.0040.01119.09
8.3.30.0070.00718.97
8.3.20.0040.00418.76
8.3.10.0050.00321.02
8.3.00.0050.00323.66
8.2.180.0090.00916.75
8.2.170.0120.00322.96
8.2.160.0030.01020.35
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00421.16
8.2.110.0070.00320.58
8.2.100.0040.00717.97
8.2.90.0050.00319.20
8.2.80.0000.00718.05
8.2.70.0030.00617.75
8.2.60.0030.00618.03
8.2.50.0000.00818.07
8.2.40.0080.00018.16
8.2.30.0040.00421.27
8.2.20.0020.00517.89
8.2.10.0050.00317.88
8.2.00.0050.00617.93
8.1.280.0060.01025.92
8.1.270.0030.01523.99
8.1.260.0110.00726.35
8.1.250.0000.00728.09
8.1.240.0000.01022.65
8.1.230.0080.00320.89
8.1.220.0050.00518.77
8.1.210.0000.00818.77
8.1.200.0000.01217.50
8.1.190.0030.00517.54
8.1.180.0000.00818.10
8.1.170.0000.00818.61
8.1.160.0040.00418.92
8.1.150.0000.00718.67
8.1.140.0050.00317.50
8.1.130.0040.00417.77
8.1.120.0070.00317.61
8.1.110.0040.00417.57
8.1.100.0000.00717.49
8.1.90.0040.00417.61
8.1.80.0040.00417.65
8.1.70.0000.00717.64
8.1.60.0100.00017.75
8.1.50.0050.00317.69
8.1.40.0000.00717.57
8.1.30.0020.00517.69
8.1.20.0060.00317.86
8.1.10.0000.00717.64
8.1.00.0130.00017.61
8.0.300.0040.00719.68
8.0.290.0030.00617.16
8.0.280.0030.00318.36
8.0.270.0090.00017.29
8.0.260.0030.00616.97
8.0.250.0070.00017.01
8.0.240.0000.00917.06
8.0.230.0000.00717.02
8.0.220.0080.00017.07
8.0.210.0000.00717.00
8.0.200.0030.00317.09
8.0.190.0040.00417.11
8.0.180.0000.00817.11
8.0.170.0070.00016.95
8.0.160.0030.00517.05
8.0.150.0030.00616.93
8.0.140.0040.00417.00
8.0.130.0060.00313.50
8.0.120.0000.00716.98
8.0.110.0040.00416.97
8.0.100.0000.00717.06
8.0.90.0040.00416.93
8.0.80.0110.00717.09
8.0.70.0040.00417.08
8.0.60.0000.00717.02
8.0.50.0050.00217.07
8.0.30.0120.00717.45
8.0.20.0090.00917.50
8.0.10.0050.00216.95
8.0.00.0080.00917.19
7.4.330.0060.00015.01
7.4.320.0030.00316.71
7.4.300.0030.00316.71
7.4.290.0000.00816.80
7.4.280.0000.00716.69
7.4.270.0000.00716.73
7.4.260.0000.00513.54
7.4.250.0050.00316.73
7.4.240.0030.00316.74
7.4.230.0030.00316.80
7.4.220.0090.01216.78
7.4.210.0080.00916.76
7.4.200.0030.00316.61
7.4.190.0040.00416.78
7.4.160.0080.01216.64
7.4.150.0110.00717.40
7.4.140.0090.00917.86
7.4.130.0070.01216.57
7.4.120.0120.00516.71
7.4.110.0070.01416.65
7.4.100.0170.00016.82
7.4.90.0140.00716.76
7.4.80.0170.00019.39
7.4.70.0060.01416.66
7.4.60.0150.00616.64
7.4.50.0050.00016.54
7.4.40.0040.00922.52
7.4.30.0040.01416.81
7.4.00.0050.01215.18
7.3.330.0000.00513.45
7.3.320.0060.00013.47
7.3.310.0040.00416.49
7.3.300.0000.00616.27
7.3.290.0090.00616.34
7.3.280.0040.01216.42
7.3.270.0150.00317.40
7.3.260.0080.01318.24
7.3.250.0070.01016.49
7.3.240.0130.00316.71
7.3.230.0080.00816.80
7.3.210.0090.00816.62
7.3.200.0070.01419.39
7.3.190.0080.01216.45
7.3.180.0140.00616.52
7.3.170.0070.01116.45
7.3.160.0070.01016.59
7.3.120.0030.01514.86
7.3.110.0090.00915.11
7.3.100.0070.01114.92
7.3.90.0060.01014.88
7.3.80.0030.01014.89
7.3.70.0070.01114.68
7.3.60.0060.00814.81
7.3.50.0060.00914.79
7.3.40.0120.00314.99
7.3.30.0040.01414.79
7.3.20.0030.01016.90
7.3.10.0050.00516.80
7.3.00.0090.00616.95
7.2.330.0090.01216.86
7.2.320.0070.01017.02
7.2.310.0180.00016.84
7.2.300.0080.00816.96
7.2.290.0060.01116.71
7.2.250.0030.01315.03
7.2.240.0080.00815.11
7.2.230.0110.00415.27
7.2.220.0040.01215.38
7.2.210.0040.01215.09
7.2.200.0040.01214.78
7.2.190.0000.01215.02
7.2.180.0040.01115.29
7.2.170.0090.00915.23
7.1.330.0110.00315.99
7.1.320.0040.00815.93
7.1.310.0060.00615.65
7.1.300.0040.00715.84
7.1.290.0030.01015.70
7.1.280.0060.00915.73
7.1.270.0060.00615.60
7.1.260.0030.01016.11
7.1.200.0060.00615.82
7.1.70.0000.00717.39
7.1.60.0120.00019.40
7.1.50.0150.00017.11
7.1.00.0030.06322.53
7.0.200.0000.00916.66
7.0.140.0000.07322.08
7.0.70.0070.05721.73
7.0.60.0070.03721.75
7.0.50.0030.04322.11
7.0.40.0070.04020.00
7.0.30.0000.04720.00
7.0.20.0000.04320.18
7.0.10.0070.03720.14
7.0.00.0000.05320.12
5.6.280.0070.07321.12
5.6.220.0000.04320.68
5.6.210.0000.04020.46
5.6.200.0000.04321.14
5.6.190.0030.04721.18
5.6.180.0070.03721.17
5.6.170.0030.04020.94
5.6.160.0000.05721.08
5.6.150.0000.05321.01
5.6.140.0000.04721.09
5.6.130.0070.05021.02
5.6.120.0030.08321.13
5.6.110.0030.08321.09
5.6.100.0070.07721.16
5.6.90.0100.08021.00
5.6.80.0070.06320.47
5.6.70.0030.05020.33
5.6.60.0000.08320.29
5.6.50.0070.06020.43
5.6.40.0000.08720.50
5.6.30.0070.08020.36
5.6.20.0070.05720.44
5.6.10.0030.08020.43
5.6.00.0000.08020.42
5.5.360.0030.04020.39
5.5.350.0070.07020.45
5.5.340.0070.04020.89
5.5.330.0030.04020.88
5.5.320.0030.04020.74
5.5.310.0070.05020.83
5.5.300.0000.05720.73
5.5.290.0030.05720.87
5.5.280.0070.08020.73
5.5.270.0070.08320.63
5.5.260.0070.07020.86
5.5.250.0070.05020.70
5.5.240.0070.07720.29
5.5.230.0000.04720.29
5.5.220.0070.07020.02
5.5.210.0070.06320.02
5.5.200.0100.06020.15
5.5.190.0030.08020.13
5.5.180.0070.08320.24
5.5.160.0100.07320.11
5.5.150.0030.08320.27
5.5.140.0100.08020.17
5.5.130.0030.06320.14
5.5.120.0070.07320.25
5.5.110.0030.08320.18
5.5.100.0000.06720.18
5.5.90.0000.06319.97
5.5.80.0070.06720.09
5.5.70.0100.08020.10
5.5.60.0100.07020.16
5.5.50.0000.07720.06
5.5.40.0070.05320.12
5.5.30.0070.08020.04
5.5.20.0030.07720.09
5.5.10.0070.06320.04
5.5.00.0070.06320.02
5.4.450.0030.06319.54
5.4.440.0030.08719.55
5.4.430.0100.07719.44
5.4.420.0070.06319.50
5.4.410.0070.07319.32
5.4.400.0030.07719.09
5.4.390.0030.05318.85
5.4.380.0000.05719.20
5.4.370.0030.07718.89
5.4.360.0030.08019.16
5.4.350.0130.06719.03
5.4.340.0070.07318.85
5.4.320.0030.08019.03
5.4.310.0030.07318.96
5.4.300.0030.06719.16
5.4.290.0000.08319.23
5.4.280.0070.07018.90
5.4.270.0070.07719.03
5.4.260.0070.05318.96
5.4.250.0070.05719.10
5.4.240.0100.07019.13
5.4.230.0070.07319.12
5.4.220.0130.07318.86
5.4.210.0000.04719.04
5.4.200.0030.04319.09
5.4.190.0000.08318.85
5.4.180.0070.07019.05
5.4.170.0030.07719.02
5.4.160.0170.06718.84
5.4.150.0000.06719.08
5.4.140.0000.04016.34
5.4.130.0070.07016.49
5.4.120.0030.07716.45
5.4.110.0030.07716.34
5.4.100.0000.07316.50
5.4.90.0030.07316.47
5.4.80.0070.05316.48
5.4.70.0030.08016.47
5.4.60.0070.06716.34
5.4.50.0030.07316.40
5.4.40.0000.04716.50
5.4.30.0000.08016.43
5.4.20.0070.07016.24
5.4.10.0100.07016.47
5.4.00.0100.06715.80
5.3.290.0070.06314.59
5.3.280.0000.08314.65
5.3.270.0000.08714.66
5.3.260.0070.07014.59
5.3.250.0000.06014.63
5.3.240.0000.05314.63
5.3.230.0000.07014.52
5.3.220.0000.08014.70
5.3.210.0000.07314.70
5.3.200.0070.07014.61
5.3.190.0030.07314.66
5.3.180.0030.06014.59
5.3.170.0000.05714.67
5.3.160.0070.06714.67
5.3.150.0030.06014.61
5.3.140.0070.07014.66
5.3.130.0030.08014.56
5.3.120.0000.08314.46
5.3.110.0030.08314.50
5.3.100.0030.07713.98
5.3.90.0000.07314.08
5.3.80.0070.07314.09
5.3.70.0000.06314.08
5.3.60.0070.07313.91
5.3.50.0070.05713.93
5.3.40.0000.07013.97
5.3.30.0030.07314.00
5.3.20.0000.07713.82
5.3.10.0030.07013.72
5.3.00.0000.07013.75
5.2.170.0030.04312.20
5.2.160.0030.06012.20
5.2.150.0000.05012.20
5.2.140.0000.06712.20
5.2.130.0000.05712.20
5.2.120.0000.06712.20
5.2.110.0000.06012.20
5.2.100.0030.06012.20
5.2.90.0000.04312.20
5.2.80.0000.07012.20
5.2.70.0030.05312.20
5.2.60.0000.06012.20
5.2.50.0030.05312.20
5.2.40.0070.05012.20
5.2.30.0000.06012.20
5.2.20.0030.06012.20
5.2.10.0030.06012.20
5.2.00.0000.06312.20
5.1.60.0030.05312.20
5.1.50.0030.05012.20
5.1.40.0070.04312.20
5.1.30.0070.05712.20
5.1.20.0000.04012.20
5.1.10.0100.04712.20
5.1.00.0000.05712.20
5.0.50.0070.03712.20
5.0.40.0070.04012.20
5.0.30.0100.06012.20
5.0.20.0030.04012.20
5.0.10.0000.04312.20
5.0.00.0000.07012.20
4.4.90.0070.03012.20
4.4.80.0000.03312.20
4.4.70.0070.02712.20
4.4.60.0000.03312.20
4.4.50.0030.03312.20
4.4.40.0000.05712.20
4.4.30.0030.02312.20
4.4.20.0000.03712.20
4.4.10.0000.03712.20
4.4.00.0000.05712.20
4.3.110.0030.03312.20
4.3.100.0030.02012.20
4.3.90.0030.03312.20
4.3.80.0070.04312.20
4.3.70.0030.03312.20
4.3.60.0000.03712.20
4.3.50.0000.03012.20
4.3.40.0000.05312.20
4.3.30.0030.03312.20
4.3.20.0000.03712.20
4.3.10.0000.03312.20
4.3.00.0000.04012.20

preferences:
44.07 ms | 401 KiB | 5 Q