3v4l.org

run code in 300+ PHP versions simultaneously
<?php $chaine = '2014-02-21'; echo substr($chaine, 8, 2);

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)
8.3.40.0060.00918.53
8.3.30.0060.00919.04
8.3.20.0040.00420.29
8.3.10.0000.00823.48
8.3.00.0080.00019.13
8.2.170.0070.00722.96
8.2.160.0130.00020.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00422.06
8.2.110.0060.00319.36
8.2.100.0120.00017.63
8.2.90.0060.00319.08
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0060.00617.68
8.2.50.0170.00018.07
8.2.40.0080.00019.95
8.2.30.0080.00018.17
8.2.20.0000.00717.64
8.2.10.0000.00717.98
8.2.00.0040.00417.66
8.1.270.0030.00623.84
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00823.98
8.1.230.0000.01219.13
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.13
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0000.00818.51
8.1.160.0040.00421.95
8.1.150.0040.00418.85
8.1.140.0060.00317.32
8.1.130.0040.00417.72
8.1.120.0020.00517.41
8.1.110.0000.00717.42
8.1.100.0040.00417.37
8.1.90.0050.00217.38
8.1.80.0050.00217.36
8.1.70.0040.00417.30
8.1.60.0080.00017.47
8.1.50.0000.00817.36
8.1.40.0040.00417.42
8.1.30.0030.00617.50
8.1.20.0000.00817.49
8.1.10.0000.00817.52
8.1.00.0000.00717.33
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0070.00017.16
8.0.260.0030.00617.31
8.0.250.0000.00716.98
8.0.240.0070.00016.99
8.0.230.0000.00716.90
8.0.220.0000.00816.70
8.0.210.0040.00416.74
8.0.200.0030.00316.91
8.0.190.0060.00316.76
8.0.180.0040.00416.86
8.0.170.0080.00016.85
8.0.160.0040.00416.70
8.0.150.0040.00316.62
8.0.140.0000.00716.61
8.0.130.0030.00313.18
8.0.120.0040.00416.84
8.0.110.0030.00516.86
8.0.100.0050.00316.86
8.0.90.0000.00716.77
8.0.80.0000.01616.78
8.0.70.0040.00416.77
8.0.60.0050.00216.63
8.0.50.0050.00316.89
8.0.30.0120.00616.93
8.0.20.0120.00617.40
8.0.10.0000.00717.05
8.0.00.0040.01316.78
7.4.330.0040.00015.00
7.4.320.0060.00016.43
7.4.300.0030.00316.52
7.4.290.0000.00716.43
7.4.280.0040.00416.41
7.4.270.0000.00616.38
7.4.260.0000.00716.52
7.4.250.0000.00816.39
7.4.240.0020.00516.57
7.4.230.0040.00416.46
7.4.220.0140.00716.57
7.4.210.0110.00716.54
7.4.200.0030.00316.49
7.4.160.0100.00616.38
7.4.150.0000.01717.40
7.4.140.0060.01317.86
7.4.130.0110.00716.45
7.4.120.0080.01116.39
7.4.110.0080.00816.45
7.4.100.0140.00416.55
7.4.90.0070.01016.41
7.4.80.0130.00819.39
7.4.70.0130.00316.39
7.4.60.0040.01516.26
7.4.50.0040.00416.52
7.4.40.0030.01516.59
7.4.30.0050.01316.41
7.4.00.0070.00714.94
7.3.330.0000.00513.08
7.3.320.0050.00012.95
7.3.310.0030.00315.96
7.3.300.0070.00016.13
7.3.290.0030.01116.11
7.3.280.0120.00516.14
7.3.270.0210.00017.40
7.3.260.0030.01316.49
7.3.250.0130.00416.32
7.3.240.0100.00716.50
7.3.230.0120.00616.39
7.3.210.0130.00316.29
7.3.200.0070.01119.39
7.3.190.0120.01016.44
7.3.180.0090.00616.21
7.3.170.0000.01616.32
7.3.160.0100.00716.48
7.3.120.0030.01014.68
7.3.110.0070.01014.71
7.3.100.0070.00715.01
7.3.90.0030.00914.65
7.3.80.0060.00614.73
7.3.70.0100.00314.84
7.3.60.0030.01314.75
7.3.50.0090.00614.87
7.3.40.0030.01014.80
7.3.30.0120.00014.47
7.3.20.0060.00616.34
7.3.10.0070.00716.46
7.3.00.0030.01016.67
7.2.330.0120.00616.51
7.2.320.0140.00716.37
7.2.310.0100.00616.16
7.2.300.0090.00916.22
7.2.290.0100.00716.26
7.2.250.0030.01314.89
7.2.240.0000.01914.89
7.2.230.0000.01415.07
7.2.220.0050.00514.93
7.2.210.0070.00714.84
7.2.200.0030.00914.86
7.2.190.0000.01414.75
7.2.180.0030.01214.94
7.2.170.0130.00014.98
7.2.60.0040.01116.81
7.2.00.0120.00418.92
7.1.330.0080.00515.84
7.1.320.0000.00915.32
7.1.310.0070.00715.50
7.1.300.0090.00615.60
7.1.290.0030.00915.73
7.1.280.0030.01015.80
7.1.270.0070.01015.66
7.1.260.0030.00515.70
7.1.200.0040.00415.88
7.1.100.0060.00618.14
7.1.70.0870.00015.20
7.1.60.0170.00719.32
7.1.50.0060.01616.88
7.1.00.0100.07022.52
7.0.200.0030.01016.63
7.0.140.0030.07721.97
7.0.60.0100.08020.00
7.0.50.0030.07717.88
7.0.40.0270.06720.06
7.0.30.0030.09020.23
7.0.20.0470.07020.03
7.0.10.0100.08720.33
7.0.00.0070.08320.16
5.6.280.0130.06321.09
5.6.210.0170.07020.52
5.6.200.0100.07718.12
5.6.190.0130.07720.67
5.6.180.0300.02720.57
5.6.170.0100.04720.42
5.6.160.0100.08020.71
5.6.150.0070.05718.12
5.6.140.0100.03318.15
5.6.130.0070.06318.18
5.6.120.0130.07020.98
5.6.110.0070.08721.03
5.6.100.0100.04721.00
5.6.90.0170.07021.07
5.6.80.0100.07720.50
5.5.350.4100.03320.29
5.5.340.0000.04317.95
5.5.330.0070.04020.25
5.5.320.0230.06320.24
5.5.310.0370.06320.17
5.5.300.0000.08717.88
5.5.290.0100.08718.02
5.5.280.0100.08320.77
5.5.270.0070.08720.79
5.5.260.0030.08320.79
5.5.250.0130.07720.77
5.5.240.0100.05320.25
5.4.450.0230.04719.49
5.4.440.0370.06719.23
5.4.430.0270.07719.38
5.4.420.0270.06719.45
5.4.410.0270.07018.97
5.4.400.0270.07319.12
5.4.390.0230.06319.09
5.4.380.0270.05319.22
5.4.370.0270.03319.05
5.4.360.0170.03719.24
5.4.350.0230.06318.81
5.4.340.0170.05319.10
5.4.320.0130.05018.81
5.4.310.0270.06719.06
5.4.300.0230.08018.91
5.4.290.0330.06319.09
5.4.280.0230.07719.24
5.4.270.0330.03318.93
5.4.260.0170.07719.16
5.4.250.0200.05018.92
5.4.240.0300.07019.25
5.4.230.0200.05319.23
5.4.220.0270.06019.13
5.4.210.0230.05018.92
5.4.200.0300.04718.77
5.4.190.0200.05018.84
5.4.180.0230.07019.16
5.4.170.0270.06718.80
5.4.160.0330.05018.91
5.4.150.0170.05019.04
5.4.140.0200.03316.23
5.4.130.0230.04316.25
5.4.120.0200.03716.22
5.4.110.0200.03316.34
5.4.100.0270.04016.39
5.4.90.0300.06016.49
5.4.80.0300.06016.37
5.4.70.0300.05716.37
5.4.60.0330.05716.37
5.4.50.0230.03016.36
5.4.40.0330.03016.04
5.4.30.0330.06316.36
5.4.20.0170.07316.38
5.4.10.0200.06016.31
5.4.00.0170.06315.82
5.3.290.0230.05314.49
5.3.280.0270.06714.54
5.3.270.0270.03714.45
5.3.260.0300.06714.44
5.3.250.0230.05314.55
5.3.240.0300.06014.47
5.3.230.0130.05014.50
5.3.220.0200.03714.42
5.3.210.0270.04714.42
5.3.200.0270.06014.61
5.3.190.0230.07314.51
5.3.180.0300.07014.41
5.3.170.0170.07014.40
5.3.160.0170.05314.39
5.3.150.0200.06014.51
5.3.140.0200.06314.43
5.3.130.0200.04714.52
5.3.120.0200.07314.49
5.3.110.0230.05714.49
5.3.100.0330.04014.13
5.3.90.0270.04013.96
5.3.80.0200.03014.00
5.3.70.0170.06714.11
5.3.60.0200.03013.83
5.3.50.0200.03013.77
5.3.40.0130.07313.95
5.3.30.0170.05013.89
5.3.20.0130.03713.54
5.3.10.0200.04313.70
5.3.00.0230.03013.73
5.2.170.0170.06312.94
5.2.160.0230.05712.94
5.2.150.0200.06012.94
5.2.140.0130.03312.94
5.2.130.0170.02712.94
5.2.120.0170.04012.94
5.2.110.0230.04012.94
5.2.100.0170.03712.94
5.2.90.0200.03312.94
5.2.80.0170.03312.94
5.2.70.0130.03312.94
5.2.60.0100.05712.94
5.2.50.0200.02712.94
5.2.40.0070.03312.94
5.2.30.0230.05712.94
5.2.20.0300.02312.94
5.2.10.0100.04712.94
5.2.00.0200.04012.94
5.1.60.0170.03012.94
5.1.50.0170.04012.94
5.1.40.0130.03312.94
5.1.30.0100.05712.94
5.1.20.0170.05012.94
5.1.10.0130.04012.94
5.1.00.0130.04012.94
5.0.50.0130.04012.94
5.0.40.0030.03712.94
5.0.30.0030.06012.94
5.0.20.0100.02712.94
5.0.10.0070.03312.94
5.0.00.0100.05312.94
4.4.90.0130.03312.94
4.4.80.0070.03012.94
4.4.70.0070.02312.94
4.4.60.0070.02312.94
4.4.50.0100.02312.94
4.4.40.0100.02312.94
4.4.30.0070.01712.94
4.4.20.0030.01712.94
4.4.10.0030.02312.94
4.4.00.0100.02712.94
4.3.110.0170.03012.94
4.3.100.0100.01712.94
4.3.90.0100.02012.94
4.3.80.0130.02712.94
4.3.70.0070.03712.94
4.3.60.0100.01712.94
4.3.50.0070.01712.94
4.3.40.0100.02712.94
4.3.30.0030.03312.94
4.3.20.0070.02712.94
4.3.10.0130.02712.94
4.3.00.0030.03312.94

preferences:
60.17 ms | 400 KiB | 5 Q