3v4l.org

run code in 300+ PHP versions simultaneously
<?php $LastFridayOfMonth = date('Y-m-d', strtotime("last Friday", strtotime("2013-06-01"))); echo "$LastFridayOfMonth \r" ; $LastFridayOfMonth = date('Y-m-d', strtotime("last Friday", strtotime("06-2013"))); echo "$LastFridayOfMonth \r"; $LastFridayOfMonth = date('Y-m-d', strtotime("last Friday", strtotime("2013-06-31"))); echo "$LastFridayOfMonth \r"; echo "Correct answer : 2013-06-28 !" ?>

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)
8.3.60.0120.00918.40
8.3.50.0110.00821.21
8.3.40.0120.00318.70
8.3.30.0030.01318.88
8.3.20.0040.00418.91
8.3.10.0080.00020.50
8.3.00.0070.00319.41
8.2.180.0160.00616.50
8.2.170.0100.01022.96
8.2.160.0070.00722.26
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0030.00620.07
8.2.110.0030.00621.06
8.2.100.0040.00818.03
8.2.90.0000.00819.17
8.2.80.0040.00418.05
8.2.70.0060.00617.63
8.2.60.0060.00318.05
8.2.50.0040.00418.07
8.2.40.0030.00618.28
8.2.30.0000.00819.85
8.2.20.0050.00317.86
8.2.10.0000.00718.00
8.2.00.0000.00917.84
8.1.280.0120.00325.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00020.83
8.1.230.0080.00320.84
8.1.220.0060.00318.77
8.1.210.0000.00818.77
8.1.200.0060.00317.47
8.1.190.0030.00617.53
8.1.180.0080.00018.10
8.1.170.0080.00018.90
8.1.160.0090.00019.01
8.1.150.0000.00818.76
8.1.140.0040.00417.68
8.1.130.0030.00317.95
8.1.120.0020.00517.67
8.1.110.0000.00817.50
8.1.100.0070.00017.67
8.1.90.0030.00417.55
8.1.80.0040.00417.53
8.1.70.0070.00017.61
8.1.60.0030.00517.72
8.1.50.0040.00417.50
8.1.40.0030.00617.52
8.1.30.0040.00417.73
8.1.20.0060.00317.78
8.1.10.0040.00417.69
8.1.00.0000.00817.68
8.0.300.0000.00820.02
8.0.290.0060.00317.00
8.0.280.0030.00318.56
8.0.270.0040.00417.45
8.0.260.0000.00616.99
8.0.250.0000.00717.20
8.0.240.0000.00717.07
8.0.230.0000.00717.22
8.0.220.0050.00517.19
8.0.210.0030.00317.18
8.0.200.0070.00017.21
8.0.190.0030.00517.08
8.0.180.0000.00817.13
8.0.170.0090.00017.17
8.0.160.0040.00417.22
8.0.150.0030.00617.11
8.0.140.0050.00317.00
8.0.130.0060.00013.46
8.0.120.0000.00717.13
8.0.110.0030.00517.01
8.0.100.0000.00717.14
8.0.90.0000.00717.10
8.0.80.0130.00417.11
8.0.70.0040.00416.96
8.0.60.0000.00817.13
8.0.50.0080.00017.01
8.0.30.0110.01117.12
8.0.20.0120.00617.41
8.0.10.0000.00717.20
8.0.00.0140.00616.80
7.4.330.0000.00513.43
7.4.320.0030.00316.63
7.4.300.0000.00616.64
7.4.290.0060.00316.68
7.4.280.0040.00416.70
7.4.270.0000.00716.56
7.4.260.0000.00513.23
7.4.250.0060.00316.73
7.4.240.0050.00316.57
7.4.230.0000.00716.75
7.4.220.0150.00916.67
7.4.210.0080.00816.69
7.4.200.0030.00316.52
7.4.190.0030.00316.86
7.4.160.0100.01016.61
7.4.150.0110.00617.40
7.4.140.0060.01117.31
7.4.130.0120.00816.64
7.4.120.0070.01216.76
7.4.110.0190.00416.57
7.4.100.0130.01016.85
7.4.90.0100.00716.74
7.4.80.0170.00719.03
7.4.70.0130.00916.56
7.4.60.0040.01216.63
7.4.50.0060.00316.68
7.4.40.0070.00722.27
7.4.30.0030.01216.80
7.4.00.0080.00415.14
7.3.330.0050.00213.09
7.3.320.0000.00513.08
7.3.310.0030.00316.34
7.3.300.0070.00016.39
7.3.290.0040.01116.43
7.3.280.0090.00716.34
7.3.270.0140.00317.40
7.3.260.0130.00718.24
7.3.250.0090.00916.46
7.3.240.0090.00916.68
7.3.230.0080.00816.73
7.3.210.0120.00616.42
7.3.200.0100.00719.39
7.3.190.0160.00616.48
7.3.180.0100.00516.79
7.3.170.0080.00816.52
7.3.160.0120.00816.57
7.3.120.0070.00714.70
7.2.330.0130.01016.70
7.2.320.0060.01216.85
7.2.310.0070.01716.88
7.2.300.0130.00817.00
7.2.290.0100.00616.89
7.2.00.0070.00719.45
7.1.100.0090.00618.24
7.1.70.0070.00317.17
7.1.60.0090.01619.40
7.1.50.0160.00617.18
7.1.00.0030.07722.54
7.0.200.0210.00614.97
7.0.140.0030.06722.07
7.0.100.0100.04319.94
7.0.90.0070.08719.94
7.0.80.0170.04019.99
7.0.70.0130.06719.93
7.0.60.0070.09019.96
7.0.50.0170.07720.32
7.0.40.0070.07720.00
7.0.30.0100.07720.13
7.0.20.0100.08320.03
7.0.10.0030.04720.08
7.0.00.0130.08020.16
5.6.280.0070.06720.91
5.6.250.0130.07720.60
5.6.240.0000.04720.68
5.6.230.0230.05720.71
5.6.220.0030.06320.67
5.6.210.0130.03720.74
5.6.200.0130.07721.03
5.6.190.0070.08321.02
5.6.180.0170.07721.00
5.6.170.0070.06321.05
5.6.160.0100.06021.04
5.6.150.0030.04321.06
5.6.140.0100.04321.03
5.6.130.0070.04021.08
5.6.120.0070.04021.11
5.6.110.0030.04021.06
5.6.100.0030.04720.94
5.6.90.0070.03320.91
5.6.80.0030.04720.32
5.6.70.0030.04720.48
5.6.60.0000.04320.32
5.6.50.0070.07020.34
5.6.40.0130.04720.46
5.6.30.0000.04320.38
5.6.20.0070.03720.41
5.6.10.0100.07320.36
5.6.00.0130.06320.29
5.5.380.0100.03320.42
5.5.370.0030.05020.51
5.5.360.0070.08720.38
5.5.350.0030.08720.45
5.5.340.0070.08720.90
5.5.330.0070.08320.77
5.5.320.0030.08320.91
5.5.310.0070.07720.77
5.5.300.0070.04020.88
5.5.290.0070.04020.93
5.5.280.0030.04320.79
5.5.270.0030.04720.91
5.5.260.0000.04320.88
5.5.250.0030.04320.58
5.5.240.0070.03720.15
5.5.230.0070.03720.11
5.5.220.0030.07720.20
5.5.210.0000.05320.27
5.5.200.0070.04720.10
5.5.190.0070.04320.12
5.5.180.0000.04720.22
5.5.160.0030.04320.09
5.5.150.0070.04320.20
5.5.140.0000.04320.26
5.5.130.0000.06320.26
5.5.120.0030.04319.98
5.5.110.0070.03320.25
5.5.100.0000.04320.15
5.5.90.0000.05720.07
5.5.80.0000.04320.16
5.5.70.0170.02720.15
5.5.60.0070.04020.03
5.5.50.0030.04320.00
5.5.40.0070.03720.05
5.5.30.0030.04020.13
5.5.20.0070.04020.07
5.5.10.0100.03320.02
5.5.00.0000.04320.09
5.4.450.0000.04319.41
5.4.440.0030.04019.13
5.4.430.0070.03719.35
5.4.420.0070.03719.28
5.4.410.0000.03719.34
5.4.400.0000.08019.13
5.4.390.0000.04319.03
5.4.380.0030.07019.14
5.4.370.0100.07719.09
5.4.360.0030.04018.99
5.4.350.0100.03319.12
5.4.340.0030.04019.12
5.4.320.0070.06319.07
5.4.310.0130.03319.12
5.4.300.0000.04019.14
5.4.290.0030.03719.03
5.4.280.0000.06019.22
5.4.270.0100.05318.89
5.4.260.0000.04019.12
5.4.250.0000.05318.96
5.4.240.0000.03719.02
5.4.230.0070.03319.04
5.4.220.0030.04018.94
5.4.210.0000.04719.02
5.4.200.0130.05719.21
5.4.190.0000.04019.21
5.4.180.0030.04718.95
5.4.170.0000.04019.22
5.4.160.0070.04019.00
5.4.150.0000.05019.21
5.4.140.0000.03316.34
5.4.130.0070.04716.41
5.4.120.0100.04716.34
5.4.110.0100.07016.32
5.4.100.0030.07716.46
5.4.90.0030.07716.50
5.4.80.0070.07316.34
5.4.70.0070.07316.29
5.4.60.0030.04316.30
5.4.50.0030.07316.28
5.4.40.0070.07316.25
5.4.30.0030.04016.23
5.4.20.0000.05716.18
5.4.10.0070.04016.20
5.4.00.0000.05015.81
5.3.290.0000.04014.52
5.3.280.0000.04314.56
5.3.270.0070.04714.44
5.3.260.0000.04014.51
5.3.250.0030.03014.59
5.3.240.0000.04314.56
5.3.230.0070.05314.59
5.3.220.0030.04014.42
5.3.210.0130.07314.55
5.3.200.0100.06714.42
5.3.190.0170.06714.43
5.3.180.0070.07314.55
5.3.170.0030.04314.52
5.3.160.0130.07314.55
5.3.150.0000.05314.52
5.3.140.0100.06014.54
5.3.130.0130.07014.41
5.3.120.0070.06714.52
5.3.110.0030.07014.45
5.3.100.0030.08013.89
5.3.90.0030.05013.97
5.3.80.0030.05313.88
5.3.70.0100.04714.01
5.3.60.0100.06013.91
5.3.50.0000.06313.93
5.3.40.0070.06713.85
5.3.30.0100.05713.90
5.3.20.0070.06313.64
5.3.10.0100.07313.59
5.3.00.0070.06313.49
5.2.170.0030.06311.21
5.2.160.0100.05710.96
5.2.150.0130.05711.14
5.2.140.0000.04711.10
5.2.130.0070.05711.09
5.2.120.0100.02711.05
5.2.110.0030.03311.09
5.2.100.0130.05711.04
5.2.90.0030.06311.16
5.2.80.0000.06710.95
5.2.70.0030.03711.04
5.2.60.0000.05311.03
5.2.50.0070.03711.01
5.2.40.0030.06010.95
5.2.30.0100.05010.89
5.2.20.0030.06010.87
5.2.10.0070.05310.89
5.2.00.0100.03310.73
5.1.60.0000.05310.45
5.1.50.0070.05310.45
5.1.40.0030.04710.45
5.1.30.0100.05010.45
5.1.20.0000.04010.45
5.1.10.0070.03310.45
5.1.00.0000.06010.45
5.0.50.0030.02010.45
5.0.40.0000.03310.45
5.0.30.0070.06010.45
5.0.20.0000.04710.45
5.0.10.0070.03310.45
5.0.00.0030.06310.45
4.4.90.0000.03710.45
4.4.80.0030.03010.45
4.4.70.0100.03310.45
4.4.60.0030.02310.45
4.4.50.0000.03710.45
4.4.40.0070.02710.45
4.4.30.0000.03010.45
4.4.20.0030.03010.45
4.4.10.0070.03010.45
4.4.00.0030.03710.45
4.3.110.0000.02010.45
4.3.100.0000.02710.45
4.3.90.0030.03310.45
4.3.80.0030.05010.45
4.3.70.0070.01710.45
4.3.60.0030.02710.45
4.3.50.0030.03010.45
4.3.40.0070.03710.45
4.3.30.0070.03310.45
4.3.20.0000.04010.45
4.3.10.0070.03010.45
4.3.00.0030.03310.45

preferences:
73.75 ms | 401 KiB | 5 Q