3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "blah 2015 yar"; $pos = strpos($string, "20"); $year = substr($string, $pos, 4); $end_year = "12/31/" . $year; $end_time = new DateTime($end_year); print_r($end_time); $start_time = new DateTime(); print_r($start_time); $date1 = $end_time->format('Y-m-d'); $date2 = $start_time->format('Y-m-d'); $diff = $end_time->diff($start_time); print_r($diff); ?>

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)
8.0.110.0000.00817.01
8.0.100.0040.00417.21
8.0.90.0070.00017.12
8.0.80.0040.01117.05
8.0.70.0040.00416.96
8.0.60.0040.00416.86
8.0.50.0070.00016.93
8.0.30.0130.00617.16
8.0.20.0100.00817.40
8.0.10.0040.00417.16
8.0.00.0140.00516.81
7.4.240.0020.00516.60
7.4.230.0000.00716.80
7.4.220.0110.00716.77
7.4.210.0160.00316.65
7.4.200.0050.00316.81
7.4.160.0050.01116.74
7.4.150.0130.00817.40
7.4.140.0080.01217.86
7.4.130.0120.00516.66
7.4.120.0100.00916.73
7.4.110.0070.01316.70
7.4.100.0100.00716.61
7.4.90.0120.00616.68
7.4.80.0060.01216.54
7.4.70.0030.01416.61
7.4.60.0100.00716.58
7.4.50.0000.00816.35
7.4.40.0100.01016.66
7.4.30.0030.01316.67
7.4.00.0070.01115.38
7.3.300.0030.00316.19
7.3.290.0090.00616.42
7.3.280.0100.00716.40
7.3.270.0090.00917.40
7.3.260.0110.00716.82
7.3.250.0080.01216.54
7.3.240.0090.00816.47
7.3.230.0100.00716.57
7.3.210.0100.00716.62
7.3.200.0100.01419.39
7.3.190.0070.01016.66
7.3.180.0070.01116.46
7.3.170.0120.00916.36
7.3.160.0100.01016.41
7.2.330.0150.00416.86
7.2.320.0230.02616.72
7.2.310.0130.00416.89
7.2.300.0060.01116.73
7.2.290.0070.01316.75
7.2.60.0060.01117.13
7.2.00.0060.01019.44
7.1.200.0090.00015.84
7.1.100.0000.01018.29
7.1.70.0090.00617.41
7.1.60.0070.01719.32
7.1.50.0060.01817.25
7.1.00.0030.07722.51
7.0.200.0000.00916.76
7.0.140.0000.07722.18
7.0.60.0030.04019.87
7.0.50.0130.08017.88
7.0.40.0030.04720.30
7.0.30.0300.05020.18
7.0.20.0300.07720.03
7.0.10.0070.10020.09
7.0.00.0100.05720.08
5.6.280.0070.07021.04
5.6.210.0030.04320.56
5.6.200.0130.06318.16
5.6.190.0100.04020.64
5.6.180.3730.04020.77
5.6.170.0370.08020.43
5.6.160.0030.08720.41
5.6.150.0070.08018.18
5.6.140.0100.08718.08
5.6.130.0000.05318.14
5.6.120.0100.08721.01
5.6.110.0030.07021.12
5.6.100.0030.08721.04
5.6.90.0030.07020.96
5.6.80.0200.07020.50
5.6.70.3970.03720.46
5.5.350.0170.07320.39
5.5.340.0000.04317.93
5.5.330.0070.08320.06
5.5.320.0300.08020.21
5.5.310.0230.06320.27
5.5.300.0170.06018.02
5.5.290.0030.04317.88
5.5.280.0170.05320.68
5.5.270.0070.08720.96
5.5.260.0130.05720.84
5.5.250.0100.08020.59
5.5.240.0200.05720.14
5.4.450.2030.04319.11
5.4.440.2200.03719.48
5.4.430.1900.04319.42
5.4.420.2100.05719.48
5.4.410.0070.04319.32
5.4.400.0000.04019.14
5.4.390.0770.03319.16
5.4.380.2070.04319.24
5.4.370.1930.04719.06
5.4.360.1930.04318.89
5.4.350.1700.03718.89
5.4.340.1500.03019.25
5.4.320.2030.03719.14
5.4.310.2100.04019.09
5.4.300.1830.03719.21
5.4.290.1830.03319.13
5.4.280.0800.04719.16
5.4.270.0070.03319.08
5.4.260.0030.03719.25
5.4.250.1530.04018.91
5.4.240.1600.04318.93
5.4.230.1670.04019.05
5.4.220.1700.04019.12
5.4.210.0030.04718.93
5.4.200.0070.04319.15
5.4.190.0030.03719.07
5.4.180.1000.03718.88
5.4.170.1930.03319.23
5.4.160.1930.03718.87
5.4.150.1900.03719.22
5.4.140.2370.04016.33
5.4.130.1770.04016.52
5.4.120.0030.04316.36
5.4.110.0200.03016.44
5.4.100.0800.04016.39
5.4.90.1630.03316.44
5.4.80.1730.03716.53
5.4.70.1830.03316.49
5.4.60.1670.03016.16
5.4.50.1670.03316.47
5.4.40.1830.03716.36
5.4.30.1630.03716.45
5.4.20.1830.03016.45
5.4.10.2000.03716.31
5.4.00.1970.03015.89
5.3.290.2100.04314.76
5.3.280.1970.04714.46
5.3.270.2000.04314.47
5.3.260.2030.04714.44
5.3.250.2070.04314.63
5.3.240.2000.04314.51
5.3.230.2000.03314.44
5.3.220.2100.04314.59
5.3.210.1700.04314.50
5.3.200.2030.04014.41
5.3.190.1130.05014.62
5.3.180.0070.07314.60
5.3.170.0100.04014.61
5.3.160.0130.07314.44
5.3.150.1630.04014.42
5.3.140.1970.04314.48
5.3.130.2030.04014.50
5.3.120.1900.03714.40
5.3.110.2000.04314.40
5.3.100.2130.04314.05
5.3.90.1500.03013.86
5.3.80.0000.04313.95
5.3.70.0030.07313.86
5.3.60.0100.03314.00
5.3.50.1100.04013.80
5.3.40.1870.04013.78
5.3.30.2100.04013.76
5.3.20.2430.02713.55
5.3.10.1970.04713.64
5.3.00.2030.04013.52
5.2.170.1730.03711.20
5.2.160.1700.03010.99
5.2.150.1530.02711.04
5.2.140.1530.02710.99
5.2.130.1530.03310.96
5.2.120.1600.03011.26
5.2.110.1530.03310.94
5.2.100.1600.03311.27
5.2.90.1800.03310.95
5.2.80.1700.03310.94
5.2.70.1530.02711.18
5.2.60.1570.03011.06
5.2.50.1570.02711.18
5.2.40.1230.02311.05
5.2.30.1200.02711.13
5.2.20.1330.03010.90
5.2.10.1170.03010.83
5.2.00.1600.02010.69
5.1.60.1430.02310.07
5.1.50.1370.0309.89
5.1.40.1530.0279.91
5.1.30.1530.03010.20
5.1.20.1270.02710.32
5.1.10.1530.0239.99
5.1.00.1300.0239.97
5.0.50.0600.0209.89
5.0.40.0670.0209.89
5.0.30.0630.0309.89
5.0.20.0670.0179.89
5.0.10.0630.0179.89
5.0.00.0670.0279.89
4.4.90.0600.0139.89
4.4.80.0570.0209.89
4.4.70.0800.0209.89
4.4.60.0670.0139.89
4.4.50.0700.0179.89
4.4.40.0600.0309.89
4.4.30.0830.0279.89
4.4.20.0630.0209.89
4.4.10.0670.0139.89
4.4.00.0730.0279.89
4.3.110.0770.0179.89
4.3.100.0700.0209.89
4.3.90.0700.0179.89
4.3.80.0800.0239.89
4.3.70.0670.0239.89
4.3.60.0000.0209.89
4.3.50.0000.0379.89
4.3.40.0100.0379.89
4.3.30.0000.0179.89
4.3.20.0030.0279.89
4.3.10.0030.0139.89
4.3.00.0030.0139.89

preferences:
35.88 ms | 401 KiB | 5 Q