3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '0311'; $expiry_y = substr($card['card_expiry'], 2); $expiry_m = substr($card['card_expiry'], 0, 2); echo $expiry_y; echo "\n\n"; echo $expiry_m;

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)
8.3.60.0110.01116.59
8.3.50.0240.00521.98
8.3.40.0070.00718.84
8.3.30.0070.00719.07
8.3.20.0070.00020.20
8.3.10.0030.00523.65
8.3.00.0000.01117.68
8.2.180.0090.00616.88
8.2.170.0120.00322.96
8.2.160.0100.01020.27
8.2.150.0080.00024.18
8.2.140.0100.01024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.38
8.2.110.0080.00022.16
8.2.100.0060.00618.28
8.2.90.0030.00619.34
8.2.80.0000.00917.97
8.2.70.0040.00417.38
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0040.00418.37
8.2.20.0030.00517.69
8.2.10.0050.00318.18
8.2.00.0000.00817.68
8.1.280.0140.00025.92
8.1.270.0060.00323.96
8.1.260.0000.00726.35
8.1.250.0030.00628.09
8.1.240.0040.00423.84
8.1.230.0030.00719.14
8.1.220.0040.00417.74
8.1.210.0020.00618.77
8.1.200.0060.00317.25
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.52
8.1.160.0000.00821.99
8.1.150.0040.00418.60
8.1.140.0060.00317.43
8.1.130.0000.00817.24
8.1.120.0000.00717.42
8.1.110.0000.00817.41
8.1.100.0050.00317.44
8.1.90.0040.00417.44
8.1.80.0040.00317.35
8.1.70.0040.00417.25
8.1.60.0040.00417.53
8.1.50.0080.00017.47
8.1.40.0030.00517.51
8.1.30.0030.00517.45
8.1.20.0040.00417.58
8.1.10.0080.00017.48
8.1.00.0070.00017.52
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0030.00318.44
8.0.270.0040.00417.30
8.0.260.0030.00316.80
8.0.250.0000.00717.01
8.0.240.0050.00417.01
8.0.230.0000.00716.96
8.0.220.0030.00316.90
8.0.210.0030.00316.91
8.0.200.0020.00516.84
8.0.190.0000.00716.89
8.0.180.0000.00716.95
8.0.170.0000.00816.81
8.0.160.0070.00016.88
8.0.150.0020.01016.77
8.0.140.0020.00516.84
8.0.130.0030.00313.30
8.0.120.0060.00316.89
8.0.110.0000.00816.84
8.0.100.0050.00316.76
8.0.90.0000.00716.69
8.0.80.0120.00316.85
8.0.70.0000.00816.93
8.0.60.0040.00416.96
8.0.50.0040.00416.77
8.0.30.0130.01017.09
8.0.20.0180.00417.40
8.0.10.0030.00616.79
8.0.00.0080.01116.54
7.4.330.0030.00315.00
7.4.320.0030.00316.54
7.4.300.0030.00316.59
7.4.290.0000.00716.55
7.4.280.0040.00416.56
7.4.270.0030.00316.42
7.4.260.0030.00316.41
7.4.250.0070.00016.43
7.4.240.0050.00216.36
7.4.230.0070.00016.56
7.4.220.0150.00316.63
7.4.210.0030.01616.49
7.4.200.0000.00716.52
7.4.160.0000.01516.47
7.4.150.0070.01117.40
7.4.140.0120.00817.86
7.4.130.0170.00316.59
7.4.120.0130.00416.44
7.4.110.0090.01216.55
7.4.100.0100.00716.61
7.4.90.0060.01116.42
7.4.80.0120.01219.39
7.4.70.0060.01116.47
7.4.60.0160.00316.45
7.4.50.0030.00616.40
7.4.40.0070.01116.34
7.4.30.0100.00616.53
7.4.00.0000.01614.58
7.3.330.0000.00613.33
7.3.320.0050.00013.20
7.3.310.0020.00516.42
7.3.300.0000.00716.34
7.3.290.0040.01116.36
7.3.280.0070.00916.35
7.3.270.0100.00717.40
7.3.260.0120.00616.58
7.3.250.0120.00616.42
7.3.240.0140.00716.52
7.3.230.0080.01116.59
7.3.210.0120.00416.64
7.3.200.0070.01519.39
7.3.190.0060.00916.44
7.3.180.0030.01316.66
7.3.170.0030.01616.47
7.3.160.0090.00616.31
7.3.120.0080.00815.03
7.3.10.0040.00816.39
7.3.00.0070.00716.68
7.2.330.0110.01116.69
7.2.320.0070.01016.60
7.2.310.0130.00316.38
7.2.300.0070.01016.51
7.2.290.0160.00716.72
7.2.130.0080.00416.73
7.2.120.0030.01316.68
7.2.110.0080.00816.88
7.2.100.0040.00716.88
7.2.90.0150.00616.82
7.2.80.0030.00716.68
7.2.70.0040.00716.85
7.2.60.0060.01217.02
7.2.50.0090.00616.78
7.2.40.0040.01116.83
7.2.30.0060.00917.04
7.2.20.0040.00816.90
7.2.10.0000.01516.89
7.2.00.0050.00918.07
7.1.250.0030.01015.55
7.1.100.0030.01318.28
7.1.70.0130.00317.16
7.1.60.0100.01419.70
7.1.50.0100.01316.94
7.1.00.0000.08022.35
7.0.200.0000.00716.79
7.0.140.0070.07022.21
7.0.60.0170.07719.92
7.0.50.0100.03317.89
7.0.40.0100.03719.96
7.0.30.0270.05720.21
7.0.20.0200.05020.30
7.0.10.0070.08320.33
7.0.00.0100.08720.25
5.6.280.0000.07721.07
5.6.210.0000.06720.46
5.6.200.0070.08718.22
5.6.190.0000.07320.39
5.6.180.0430.08020.42
5.6.170.0200.08320.48
5.6.160.0070.08720.50
5.6.150.0070.05718.22
5.6.140.0070.07718.14
5.6.130.0130.07318.20
5.6.120.0030.09321.11
5.6.110.0100.08721.09
5.6.100.0100.08321.08
5.6.90.0100.04021.09
5.6.80.0030.03720.36
5.5.350.0200.08020.42
5.5.340.0070.06317.93
5.5.330.0070.04320.19
5.5.320.0330.06720.28
5.5.310.0270.05320.30
5.5.300.0070.08017.97
5.5.290.0100.04317.91
5.5.280.0130.04320.76
5.5.270.0030.04320.94
5.5.260.0030.06720.79
5.5.250.0030.04020.79
5.5.240.0200.04020.15
5.4.450.0370.07319.46
5.4.440.0300.05719.57
5.4.430.0300.07719.38
5.4.420.0230.04319.47
5.4.410.0300.04719.28
5.4.400.0400.06018.89
5.4.390.0230.05019.09
5.4.380.0200.05718.89
5.4.370.0300.04719.13
5.4.360.0300.06318.88
5.4.350.0330.04019.08
5.4.340.0370.06719.09
5.4.320.0370.03719.09
5.4.310.0400.04319.09
5.4.300.0270.05018.79
5.4.290.0230.04719.10
5.4.280.0400.06019.12
5.4.270.0230.05018.91
5.4.260.0430.06019.24
5.4.250.0270.07319.14
5.4.240.0130.04719.24
5.4.230.0200.04319.13
5.4.220.0500.04019.08
5.4.210.0270.04319.08
5.4.200.0300.06719.23
5.4.190.0370.04319.05
5.4.180.0300.04018.94
5.4.170.0300.07019.21
5.4.160.0370.05719.06
5.4.150.0370.04718.78
5.4.140.0270.07716.21
5.4.130.0400.05716.22
5.4.120.0270.05016.35
5.4.110.0230.04316.42
5.4.100.0200.04016.30
5.4.90.0300.04316.39
5.4.80.0230.03716.39
5.4.70.0300.05016.46
5.4.60.0230.04016.31
5.4.50.0330.06016.45
5.4.40.0230.03316.42
5.4.30.0300.06016.40
5.4.20.0330.06716.28
5.4.10.0330.04316.39
5.4.00.0270.06015.71
5.3.290.0300.06714.75
5.3.280.0230.05314.49
5.3.270.0270.04714.55
5.3.260.0230.05014.44
5.3.250.0270.04714.64
5.3.240.0400.06014.57
5.3.230.0230.04014.47
5.3.220.0400.05014.40
5.3.210.0230.06714.51
5.3.200.0270.03314.42
5.3.190.0230.08014.39
5.3.180.0230.05314.40
5.3.170.0430.06014.58
5.3.160.0370.06714.39
5.3.150.0330.06714.42
5.3.140.0270.03714.50
5.3.130.0270.07314.39
5.3.120.0400.06014.49
5.3.110.0270.07314.40
5.3.100.0330.03014.13
5.3.90.0270.03314.11
5.3.80.0300.07314.06
5.3.70.0230.05713.80
5.3.60.0370.06313.86
5.3.50.0270.05713.78
5.3.40.0300.06713.72
5.3.30.0300.05313.74
5.3.20.0270.06013.64
5.3.10.0400.05013.68
5.3.00.0370.05713.48
5.2.170.0200.05013.22
5.2.160.0270.05013.22
5.2.150.0330.04313.22
5.2.140.0230.06013.22
5.2.130.0270.05313.22
5.2.120.0300.05313.22
5.2.110.0300.04013.22
5.2.100.0300.05713.22
5.2.90.0230.04013.22
5.2.80.0200.04313.22
5.2.70.0230.05313.22
5.2.60.0230.04313.22
5.2.50.0300.05313.22
5.2.40.0230.05313.22
5.2.30.0170.05313.22
5.2.20.0230.05313.22
5.2.10.0170.04013.22
5.2.00.0200.06013.22
5.1.60.0200.04313.22
5.1.50.0230.04713.22
5.1.40.0200.05013.22
5.1.30.0230.05313.22
5.1.20.0200.05713.22
5.1.10.0200.05013.22
5.1.00.0270.03313.22
5.0.50.0130.04313.22
5.0.40.0130.04013.22
5.0.30.0130.05713.22
5.0.20.0170.04013.22
5.0.10.0170.04013.22
5.0.00.0130.06313.22
4.4.90.0100.03013.22
4.4.80.0100.03713.22
4.4.70.0100.03713.22
4.4.60.0130.01713.22
4.4.50.0130.01313.22
4.4.40.0100.04013.22
4.4.30.0070.02713.22
4.4.20.0170.02313.22
4.4.10.0130.03013.22
4.4.00.0170.04713.22
4.3.110.0100.03713.22
4.3.100.0070.02313.22
4.3.90.0130.03013.22
4.3.80.0130.04713.22
4.3.70.0100.02313.22
4.3.60.0100.03313.22
4.3.50.0130.02313.22
4.3.40.0170.03713.22
4.3.30.0070.03013.22
4.3.20.0070.03313.22
4.3.10.0070.03313.22
4.3.00.0030.02013.22

preferences:
46.12 ms | 401 KiB | 5 Q