3v4l.org

run code in 300+ PHP versions simultaneously
<?php $daysData = array('1MO'); $weekDay = substr($daysData[0], - 2); $dayPosition = substr($daysData[0], 0, strlen($daysData[0] - 2)); var_dump($weekDay, $dayPosition);

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)
8.3.60.0140.00718.53
8.3.50.0120.00917.99
8.3.40.0150.00018.57
8.3.30.0090.00618.71
8.3.20.0000.00820.26
8.3.10.0080.00418.73
8.3.00.0090.00020.57
8.2.180.0150.00616.38
8.2.170.0060.00922.96
8.2.160.0070.00722.11
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00320.94
8.2.120.0000.00726.35
8.2.110.0090.00018.96
8.2.100.0040.00817.91
8.2.90.0000.00817.68
8.2.80.0040.00718.03
8.2.70.0040.00417.63
8.2.60.0000.00817.78
8.2.50.0000.00818.09
8.2.40.0040.00420.61
8.2.30.0050.00219.36
8.2.20.0000.00817.77
8.2.10.0040.00418.08
8.2.00.0020.00517.96
8.1.280.0030.01325.92
8.1.270.0030.00623.79
8.1.260.0080.00028.09
8.1.250.0000.00728.09
8.1.240.0040.00821.70
8.1.230.0110.00022.68
8.1.220.0000.00817.74
8.1.210.0080.00018.90
8.1.200.0030.00617.23
8.1.190.0030.00617.10
8.1.180.0000.00718.10
8.1.170.0000.01118.34
8.1.160.0050.00220.68
8.1.150.0040.00418.71
8.1.140.0040.00419.41
8.1.130.0000.00717.55
8.1.120.0080.00417.29
8.1.110.0030.00517.33
8.1.100.0040.00417.27
8.1.90.0000.00717.45
8.1.80.0040.00417.43
8.1.70.0000.00717.37
8.1.60.0040.00417.42
8.1.50.0040.00417.48
8.1.40.0040.00717.43
8.1.30.0090.00017.46
8.1.20.0000.00817.48
8.1.10.0040.00417.50
8.1.00.0000.00717.43
8.0.300.0000.00719.80
8.0.290.0030.00516.75
8.0.280.0030.00318.39
8.0.270.0030.00317.23
8.0.260.0000.00817.23
8.0.250.0000.00716.94
8.0.240.0040.00416.86
8.0.230.0070.00016.84
8.0.220.0000.00716.91
8.0.210.0030.00316.76
8.0.200.0000.00716.99
8.0.190.0030.00516.98
8.0.180.0030.00616.93
8.0.170.0040.00416.93
8.0.160.0030.00616.78
8.0.150.0000.00816.89
8.0.140.0000.00816.77
8.0.130.0030.00313.27
8.0.120.0040.00416.82
8.0.110.0050.00216.85
8.0.100.0080.00016.82
8.0.90.0080.00016.86
8.0.80.0000.01416.91
8.0.70.0000.00716.82
8.0.60.0070.00016.86
8.0.50.0050.00316.78
8.0.30.0100.00817.02
8.0.20.0080.01217.41
8.0.10.0040.00417.00
8.0.00.0100.00916.81
7.4.330.0050.00016.89
7.4.320.0000.00616.49
7.4.300.0030.00316.41
7.4.290.0030.00316.42
7.4.280.0050.00316.44
7.4.270.0000.00616.49
7.4.260.0030.00516.36
7.4.250.0030.00416.37
7.4.240.0030.00316.46
7.4.230.0040.00416.54
7.4.220.0130.00616.48
7.4.210.0070.01116.48
7.4.200.0030.00316.41
7.4.160.0070.01016.48
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0080.01116.44
7.4.120.0140.00316.62
7.4.110.0110.01216.49
7.4.100.0090.00916.51
7.4.90.0100.00616.39
7.4.80.0060.01419.39
7.4.70.0090.00916.71
7.4.60.0090.01216.32
7.4.50.0100.00316.49
7.4.40.0080.00816.22
7.4.30.0040.01616.49
7.4.00.0070.01015.05
7.3.330.0060.00013.25
7.3.320.0060.00013.16
7.3.310.0000.00616.42
7.3.300.0070.00016.36
7.3.290.0040.00416.28
7.3.280.0090.00916.25
7.3.270.0070.01117.40
7.3.260.0150.00616.38
7.3.250.0090.01116.38
7.3.240.0050.01316.40
7.3.230.0140.00316.39
7.3.210.0030.01416.43
7.3.200.0150.00016.39
7.3.190.0160.00016.40
7.3.180.0080.00816.49
7.3.170.0150.00016.58
7.3.160.0060.01016.55
7.3.120.0000.01514.82
7.3.110.0070.01014.74
7.3.100.0090.00314.76
7.3.90.0080.00614.63
7.3.80.0090.00314.98
7.3.70.0100.00614.60
7.3.60.0070.00314.81
7.3.50.0030.00714.66
7.3.40.0070.01014.63
7.3.30.0060.00614.78
7.3.20.0040.01216.48
7.3.10.0030.00916.60
7.3.00.0060.00816.56
7.2.330.0060.01316.71
7.2.320.0090.00916.64
7.2.310.0100.00616.43
7.2.300.0000.01616.45
7.2.290.0090.00916.47
7.2.240.0030.00914.97
7.2.230.0000.01114.54
7.2.220.0060.00914.84
7.2.210.0060.00814.91
7.2.200.0060.00914.97
7.2.190.0030.01014.75
7.2.180.0120.00315.06
7.2.170.0040.01114.88
7.2.160.0100.00614.71
7.2.150.0090.00616.58
7.2.140.0060.01016.70
7.2.130.0090.00416.59
7.2.120.0120.00216.73
7.2.110.0100.00216.85
7.2.100.0090.00516.60
7.2.90.0020.01216.68
7.2.80.0050.00916.87
7.2.70.0070.00616.46
7.2.60.0110.00416.74
7.2.50.0060.00816.92
7.2.40.0090.00516.93
7.2.30.0030.00916.96
7.2.20.0110.00316.64
7.2.10.0070.00716.79
7.2.00.0040.01017.58
7.1.330.0030.01115.60
7.1.320.0070.00315.68
7.1.310.0090.00615.56
7.1.300.0110.00415.73
7.1.290.0070.00415.86
7.1.280.0070.01015.69
7.1.270.0060.00815.63
7.1.260.0080.00415.57
7.1.250.0070.00715.91
7.1.200.0050.00515.84
7.1.100.0040.00717.69
7.1.70.0060.00616.98
7.1.60.0090.01519.27
7.1.50.0030.00717.08
7.1.00.0070.07322.30
7.0.200.0250.00314.91
7.0.60.0030.08021.61
7.0.50.0100.08017.88
7.0.40.0030.09020.08
7.0.30.0230.04320.13
7.0.20.0300.04320.30
7.0.10.0130.04720.25
7.0.00.0030.06720.17
5.6.280.0000.03321.01
5.6.210.0100.03320.72
5.6.200.0070.08318.11
5.6.190.0000.05720.44
5.6.180.0200.04020.41
5.6.170.0330.06320.48
5.6.160.0070.04020.49
5.6.150.0000.04318.15
5.6.140.0130.07018.21
5.6.130.0030.04018.12
5.6.120.0100.04020.98
5.6.110.0230.07021.01
5.6.100.0000.06021.10
5.6.90.0030.04320.96
5.6.80.0130.07020.44
5.5.350.4270.04720.36
5.5.340.0030.08317.92
5.5.330.0070.08720.43
5.5.320.0200.04720.41
5.5.310.0300.07020.29
5.5.300.0130.07318.01
5.5.290.0100.07717.98
5.5.280.0030.08720.89
5.5.270.0070.05320.86
5.5.260.0130.06020.79
5.5.250.0070.07020.65
5.5.240.0000.08320.11

preferences:
56.71 ms | 400 KiB | 5 Q