3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = mktime(23, 59, 59, 09, 06, 2013); assert('strftime("%I:%M %p", $time) === "11:59 PM"'); // as documented on php.net/strftime, %p => PM assert('strftime("%I:%M %P", $time) === "11:59 pm"'); // and %P => pm assert('strptime("11:59 PM", "%I:%M %p") !== false'); assert('strptime("11:59 pm", "%I:%M %P") !== false'); assert('strptime("11:59 pm", "%I:%M %p") === false'); assert('strptime("11:59 PM", "%I:%M %P") === false');

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)
5.6.280.0030.07320.82
5.6.210.0100.07720.66
5.6.200.0030.09018.19
5.6.190.0100.05020.34
5.6.180.0070.03720.27
5.6.170.0300.05320.38
5.6.160.0130.05320.61
5.6.150.0070.08018.17
5.6.140.0130.07018.18
5.6.130.0100.03318.21
5.6.120.0030.06321.00
5.6.110.0030.06321.10
5.6.100.0070.08320.96
5.6.90.0100.08021.03
5.6.80.0130.05720.28
5.6.70.4430.04020.38
5.5.350.0130.07320.33
5.5.340.0100.05017.98
5.5.330.0030.04320.58
5.5.320.0470.07320.30
5.5.310.0170.04020.30
5.5.300.0000.04317.98
5.5.290.0070.07017.88
5.5.280.0030.08320.68
5.5.270.0030.04320.79
5.5.260.0000.08320.79
5.5.250.0070.06720.65
5.5.240.0230.05320.12
5.4.450.0270.04719.48
5.4.440.0770.06319.52
5.4.430.0800.06719.20
5.4.420.0700.06319.14
5.4.410.0670.04019.41
5.4.400.0670.05318.89
5.4.390.0630.06018.82
5.4.380.0230.05318.68
5.4.370.0300.05718.63
5.4.360.0330.05318.47
5.4.350.0270.05718.72
5.4.340.0370.06318.52
5.4.320.0050.03612.49
5.4.310.0030.04012.48
5.4.300.0050.04912.49
5.4.290.0070.04512.48
5.4.280.0100.04312.38
5.4.270.0050.03712.38
5.4.260.0080.03712.38
5.4.250.0030.03912.38
5.4.240.0070.03412.38
5.4.230.0090.04312.37
5.4.220.0060.04212.38
5.4.210.0070.03312.38
5.4.200.0080.03512.38
5.4.190.0150.04412.36
5.4.180.0200.03812.37
5.4.170.0160.04112.38
5.4.160.0100.04912.38
5.4.150.0150.04312.38
5.4.140.0130.04512.05
5.4.130.0150.04212.05
5.4.120.0140.04312.00
5.4.110.0160.04012.00
5.4.100.0150.04312.00
5.4.90.0150.04311.99
5.4.80.0230.06412.00
5.4.70.0150.04111.99
5.4.60.0110.04511.99
5.4.50.0170.04011.99
5.4.40.0120.04511.98
5.4.30.0140.04611.98
5.4.20.0150.04211.98
5.4.10.0180.04011.98
5.4.00.0140.04311.46
5.3.290.0040.04012.80
5.3.280.0060.03712.71
5.3.270.0140.04912.73
5.3.260.0160.04612.72
5.3.250.0180.04212.72
5.3.240.0190.04112.72
5.3.230.0240.04012.71
5.3.220.0120.04812.68
5.3.210.0180.04412.68
5.3.200.0200.04312.68
5.3.190.0210.04212.68
5.3.180.0170.05112.67
5.3.170.0150.04812.67
5.3.160.0250.06712.68
5.3.150.0130.04812.67
5.3.140.0200.04012.66
5.3.130.0200.04212.65
5.3.120.0170.04412.66
5.3.110.0120.04812.66
5.3.100.0270.06312.12
5.3.90.0130.04512.10
5.3.80.0130.04712.09
5.3.70.0240.03812.09
5.3.60.0140.04512.07
5.3.50.0160.04312.02
5.3.40.0210.03812.02
5.3.30.0120.04511.98
5.3.20.0170.04211.76
5.3.10.0400.07911.73
5.3.00.0160.04011.71
5.2.170.0160.0349.21
5.2.160.0150.0329.21
5.2.150.0080.0399.21
5.2.140.0150.0329.21
5.2.130.0110.0359.17
5.2.120.0060.0409.17
5.2.110.0160.0629.17
5.2.100.0100.0369.17
5.2.90.0190.0279.17
5.2.80.0130.0339.17
5.2.70.0130.0349.17
5.2.60.0130.0339.12
5.2.50.0150.0319.09
5.2.40.0140.0329.07
5.2.30.0110.0359.04
5.2.20.0060.0409.03
5.2.10.0230.0538.96
5.2.00.0120.0328.82
5.1.60.0120.0278.12
5.1.50.0110.0298.11
5.1.40.0120.0278.10
5.1.30.0130.0328.45
5.1.20.0150.0318.47
5.1.10.0120.0318.18
5.1.00.0120.0308.18
5.0.50.0370.0586.66
5.0.40.0130.0206.51
5.0.30.0060.0396.33
5.0.20.0070.0276.29
5.0.10.0090.0236.27
5.0.00.0150.0326.26
4.4.90.0220.0364.78
4.4.80.0080.0204.75
4.4.70.0090.0194.76
4.4.60.0090.0184.75
4.4.50.0100.0164.77
4.4.40.0180.0794.71
4.4.30.0090.0174.76
4.4.20.0080.0224.84
4.4.10.0070.0184.85
4.4.00.0070.0284.76
4.3.110.0060.0194.67
4.3.100.0110.0434.66
4.3.90.0080.0164.63
4.3.80.0070.0274.59
4.3.70.0060.0174.63
4.3.60.0070.0174.63
4.3.50.0090.0154.63
4.3.40.0070.0264.54
4.3.30.0070.0163.32
4.3.20.0060.0173.31
4.3.10.0070.0153.27
4.3.00.0000.0237.80

preferences:
146.26 ms | 1394 KiB | 7 Q