3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date1='24/11/2013'; $date2='09/11/2013'; if(strtotime($date1)>0){ echo "valid date1"; } if(strtotime($date2)>0){ echo "valid date2"; }

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)
8.3.60.0140.00018.43
8.3.50.0200.00921.09
8.3.40.0070.00718.71
8.3.30.0070.00719.98
8.3.20.0040.00420.66
8.3.10.0080.00021.12
8.3.00.0050.00323.64
8.2.180.0040.01118.54
8.2.170.0140.00022.96
8.2.160.0100.00720.46
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0060.00326.16
8.2.120.0000.00821.00
8.2.110.0000.01019.29
8.2.100.0030.00917.84
8.2.90.0080.00019.20
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0000.00818.16
8.2.50.0000.00818.07
8.2.40.0030.00618.22
8.2.30.0060.00519.31
8.2.20.0070.00017.95
8.2.10.0000.00717.74
8.2.00.0070.00017.92
8.1.280.0120.00325.92
8.1.270.0040.01123.99
8.1.260.0000.00726.35
8.1.250.0100.00328.09
8.1.240.0090.01223.79
8.1.230.0080.00420.97
8.1.220.0040.00418.77
8.1.210.0000.01119.07
8.1.200.0030.00717.60
8.1.190.0040.00417.52
8.1.180.0000.00818.10
8.1.170.0040.00418.76
8.1.160.0040.00418.85
8.1.150.0000.00718.74
8.1.140.0040.00417.66
8.1.130.0050.00317.80
8.1.120.0000.00717.65
8.1.110.0000.00717.65
8.1.100.0090.00017.63
8.1.90.0040.00317.54
8.1.80.0040.00417.65
8.1.70.0030.00317.66
8.1.60.0080.00017.70
8.1.50.0060.00317.45
8.1.40.0000.00717.54
8.1.30.0040.00417.61
8.1.20.0000.00817.74
8.1.10.0080.00017.69
8.1.00.0050.00317.70
8.0.300.0000.00820.08
8.0.290.0000.00717.30
8.0.280.0070.00018.43
8.0.270.0000.00717.36
8.0.260.0000.00816.92
8.0.250.0040.00417.08
8.0.240.0080.00317.18
8.0.230.0000.00817.02
8.0.220.0070.00017.11
8.0.210.0050.00217.09
8.0.200.0030.00517.15
8.0.190.0080.00017.11
8.0.180.0000.00717.13
8.0.170.0070.00017.13
8.0.160.0040.00417.03
8.0.150.0000.00717.00
8.0.140.0000.00717.07
8.0.130.0040.00413.36
8.0.120.0000.00817.07
8.0.110.0040.00417.14
8.0.100.0040.00417.05
8.0.90.0000.00716.94
8.0.80.0180.00316.96
8.0.70.0000.00717.07
8.0.60.0040.00417.03
8.0.50.0000.00716.96
8.0.30.0140.00917.20
8.0.20.0110.01117.40
8.0.10.0000.00717.25
8.0.00.0110.00617.01
7.4.330.0000.00616.67
7.4.320.0030.00316.54
7.4.300.0000.00616.64
7.4.290.0030.00316.58
7.4.280.0030.00316.70
7.4.270.0050.00216.62
7.4.260.0050.00013.26
7.4.250.0070.00016.64
7.4.240.0000.00716.62
7.4.230.0070.00016.48
7.4.220.0120.01516.70
7.4.210.0110.00616.75
7.4.200.0000.00716.72
7.4.190.0040.00416.67
7.4.160.0060.00916.88
7.4.150.0120.00917.40
7.4.140.0160.00117.86
7.4.130.0110.00716.61
7.4.120.0110.01016.77
7.4.110.0100.00716.72
7.4.100.0140.00416.75
7.4.90.0140.00316.78
7.4.80.0030.01619.39
7.4.70.0150.00616.67
7.4.60.0090.01416.66
7.4.50.0040.00416.39
7.4.40.0140.00322.77
7.4.30.0140.01016.60
7.4.00.0040.01415.17
7.3.330.0030.00313.07
7.3.320.0000.00513.22
7.3.310.0070.00016.34
7.3.300.0030.00316.39
7.3.290.0070.01316.36
7.3.280.0100.00616.31
7.3.270.0110.00717.40
7.3.260.0060.01218.24
7.3.250.0120.01016.55
7.3.240.0100.00916.38
7.3.230.0080.00816.39
7.3.210.0030.01716.32
7.3.200.0140.00719.39
7.3.190.0060.01616.33
7.3.180.0030.01116.48
7.3.170.0130.00316.56
7.3.160.0120.00616.44
7.3.120.0090.00614.66
7.2.330.0070.01116.50
7.2.320.0150.00816.55
7.2.310.0060.01216.56
7.2.300.0030.01316.57
7.2.290.0060.00916.54
7.2.00.0030.00919.70
7.1.100.0030.01018.15
7.1.70.0030.00517.14
7.1.60.0070.01019.17
7.1.50.0130.00316.96
7.1.00.0030.06722.54
7.0.200.0120.00616.96
7.0.140.0030.07321.90
7.0.100.0170.07020.01
7.0.90.0130.07019.94
7.0.80.0100.06319.86
7.0.70.0000.08319.91
7.0.60.0130.07319.97
7.0.50.0000.05720.33
7.0.40.0100.08020.13
7.0.30.0070.08020.16
7.0.20.0100.08020.18
7.0.10.0070.08320.14
7.0.00.0070.07719.98
5.6.280.0070.07321.11
5.6.250.0130.07720.49
5.6.240.0100.08320.60
5.6.230.0230.06020.59
5.6.220.0100.07320.61
5.6.210.0100.07720.62
5.6.200.0170.07321.06
5.6.190.0030.08721.03
5.6.180.0070.06021.02
5.6.170.0100.08721.10
5.6.160.0200.06721.04
5.6.150.0100.07721.13
5.6.140.0030.08021.07
5.6.130.0030.07721.13
5.6.120.0100.07721.00
5.6.110.0030.08721.12
5.6.100.0070.07721.12
5.6.90.0000.08721.02
5.6.80.0130.07020.38
5.6.70.0100.07320.46
5.6.60.0030.08720.37
5.6.50.0130.07320.34
5.6.40.0200.06320.29
5.6.30.0100.05020.50
5.6.20.0170.06720.51
5.6.10.0130.07320.46
5.6.00.0070.07320.37
5.5.380.0130.07020.41
5.5.370.0270.05320.32
5.5.360.0100.07720.49
5.5.350.0100.07720.34
5.5.340.0130.07320.77
5.5.330.0100.07720.83
5.5.320.0100.08020.92
5.5.310.0030.08020.76
5.5.300.0130.07320.72
5.5.290.0030.05020.79
5.5.280.0130.07720.80
5.5.270.0030.08720.84
5.5.260.0170.07720.81
5.5.250.0130.07320.67
5.5.240.0130.07320.22
5.5.230.0100.07320.25
5.5.220.0100.07320.28
5.5.210.0100.07720.30
5.5.200.0100.05320.13
5.5.190.0070.05020.23
5.5.180.0100.07020.23
5.5.160.0100.04320.23
5.5.150.0070.07020.14
5.5.140.0030.08720.13
5.5.130.0070.08020.10
5.5.120.0100.04319.95
5.5.110.0070.06320.14
5.5.100.0130.04320.05
5.5.90.0100.07320.11
5.5.80.0170.04320.13
5.5.70.0130.07720.10
5.5.60.0000.07020.13
5.5.50.0000.05020.05
5.5.40.0070.08020.15
5.5.30.0070.04320.13
5.5.20.0130.07020.04
5.5.10.0170.07020.03
5.5.00.0270.06020.04
5.4.450.0030.08319.28
5.4.440.0030.08019.41
5.4.430.0070.07719.27
5.4.420.0030.07319.22
5.4.410.0130.07019.32
5.4.400.0200.06319.04
5.4.390.0100.07019.13
5.4.380.0130.06019.06
5.4.370.0070.04319.03
5.4.360.0070.07718.79
5.4.350.0130.06719.06
5.4.340.0070.07319.13
5.4.320.0000.08318.90
5.4.310.0030.06018.82
5.4.300.0030.07719.03
5.4.290.0100.04718.95
5.4.280.0100.07319.13
5.4.270.0100.07018.96
5.4.260.0000.07718.96
5.4.250.0100.07319.05
5.4.240.0070.04718.91
5.4.230.0070.04319.11
5.4.220.0030.08018.78
5.4.210.0030.07719.12
5.4.200.0100.07719.22
5.4.190.0070.07719.11
5.4.180.0000.08318.88
5.4.170.0030.06719.02
5.4.160.0130.06319.02
5.4.150.0200.06718.88
5.4.140.0170.04316.36
5.4.130.0030.03716.37
5.4.120.0100.06016.27
5.4.110.0170.06716.49
5.4.100.0130.06716.44
5.4.90.0130.06316.37
5.4.80.0100.04316.43
5.4.70.0100.07716.34
5.4.60.0130.05316.29
5.4.50.0070.07016.21
5.4.40.0070.07716.41
5.4.30.0000.07716.34
5.4.20.0100.05716.20
5.4.10.0030.04716.19
5.4.00.0030.07315.75
5.3.290.0070.07714.50
5.3.280.0070.07014.44
5.3.270.0100.07014.57
5.3.260.0030.05314.59
5.3.250.0070.05714.60
5.3.240.0100.06714.58
5.3.230.0030.05014.45
5.3.220.0130.07014.47
5.3.210.0100.05014.43
5.3.200.0100.07714.44
5.3.190.0100.06714.56
5.3.180.0100.07014.42
5.3.170.0100.07314.54
5.3.160.0030.04714.43
5.3.150.0070.07314.50
5.3.140.0100.07014.51
5.3.130.0100.07314.39
5.3.120.0100.07314.55
5.3.110.0070.08014.45
5.3.100.0070.07014.02
5.3.90.0070.07313.86
5.3.80.0030.07313.99
5.3.70.0130.06013.79
5.3.60.0070.06013.94
5.3.50.0100.06013.93
5.3.40.0070.04713.88
5.3.30.0030.03713.86
5.3.20.0000.05313.65
5.3.10.0000.03713.53
5.3.00.0000.03713.50
5.2.170.0070.06311.16
5.2.160.0000.03711.13
5.2.150.0100.04311.14
5.2.140.0070.03011.10
5.2.130.0100.04311.09
5.2.120.0030.03011.17
5.2.110.0000.03711.01
5.2.100.0030.05711.12
5.2.90.0030.04010.92
5.2.80.0000.03011.09
5.2.70.0030.02711.09
5.2.60.0070.02711.10
5.2.50.0000.03010.97
5.2.40.0000.03011.02
5.2.30.0000.03010.81
5.2.20.0030.02711.00
5.2.10.0000.03010.78
5.2.00.0030.03710.77
5.1.60.0070.0209.99
5.1.50.0030.02710.04
5.1.40.0030.02310.02
5.1.30.0000.02710.39
5.1.20.0070.05710.29
5.1.10.0070.0279.91
5.1.00.0000.06010.13
5.0.50.0070.0278.53
5.0.40.0030.0408.44
5.0.30.0000.0308.24
5.0.20.0070.0408.26
5.0.10.0030.0438.24
5.0.00.0030.0508.24
4.4.90.0030.0138.24
4.4.80.0030.0138.24
4.4.70.0000.0178.24
4.4.60.0030.0138.24
4.4.50.0000.0208.24
4.4.40.0000.0238.24
4.4.30.0100.0078.24
4.4.20.0000.0308.24
4.4.10.0030.0278.24
4.4.00.0030.0408.24
4.3.110.0000.0308.24
4.3.100.0030.0138.24
4.3.90.0000.0138.24
4.3.80.0000.0508.24
4.3.70.0070.0308.24
4.3.60.0000.0138.24
4.3.50.0000.0238.24
4.3.40.0000.0238.24
4.3.30.0000.0208.24
4.3.20.0000.0138.24
4.3.10.0000.0308.24
4.3.00.0000.0178.24

preferences:
33.46 ms | 401 KiB | 5 Q