3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date="2012-09-12"; if (preg_match("/^[0-9]{4}-[0-1][0-9]-[0-3][0-9]$/",$date)) { return true; }else{ return 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)
8.3.40.0130.01318.85
8.3.30.0070.01018.92
8.3.20.0040.00420.17
8.3.10.0050.00323.48
8.3.00.0030.00519.38
8.2.170.0110.00322.96
8.2.160.0000.01420.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00722.21
8.2.110.0060.00322.32
8.2.100.0080.00417.84
8.2.90.0000.00819.14
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0050.00517.79
8.2.50.0030.00618.07
8.2.40.0000.00819.95
8.2.30.0030.00518.13
8.2.20.0050.00317.72
8.2.10.0000.00718.07
8.2.00.0000.00917.63
8.1.270.0070.00023.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0040.00719.01
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0040.00417.35
8.1.190.0040.00417.41
8.1.180.0060.00318.10
8.1.170.0080.00018.71
8.1.160.0000.00722.00
8.1.150.0030.00718.71
8.1.140.0000.00717.57
8.1.130.0000.00717.75
8.1.120.0030.00317.43
8.1.110.0050.00217.41
8.1.100.0030.00417.55
8.1.90.0040.00417.47
8.1.80.0040.00417.56
8.1.70.0000.00717.50
8.1.60.0000.00817.67
8.1.50.0050.00217.64
8.1.40.0030.00617.59
8.1.30.0040.00417.61
8.1.20.0030.00617.79
8.1.10.0070.00017.59
8.1.00.0000.00917.37
8.0.300.0000.00819.15
8.0.290.0080.00017.05
8.0.280.0030.00318.38
8.0.270.0030.00317.21
8.0.260.0060.00017.25
8.0.250.0040.00416.96
8.0.240.0000.00717.05
8.0.230.0000.00717.01
8.0.220.0030.00316.95
8.0.210.0000.00716.86
8.0.200.0030.00317.03
8.0.190.0000.00816.90
8.0.180.0000.00716.96
8.0.170.0000.00816.95
8.0.160.0030.00516.97
8.0.150.0070.00016.88
8.0.140.0000.00716.85
8.0.130.0030.00313.43
8.0.120.0040.00416.89
8.0.110.0050.00216.86
8.0.100.0000.00817.01
8.0.90.0040.00417.04
8.0.80.0090.00616.94
8.0.70.0040.00416.94
8.0.60.0070.00017.08
8.0.50.0040.00416.84
8.0.30.0110.01117.20
8.0.20.0130.00617.40
8.0.10.0000.00717.01
8.0.00.0100.00716.68
7.4.330.0050.00015.08
7.4.320.0040.00416.59
7.4.300.0030.00316.78
7.4.290.0070.00016.63
7.4.280.0000.00816.68
7.4.270.0000.00816.64
7.4.260.0040.00416.72
7.4.250.0020.00516.73
7.4.240.0020.00516.76
7.4.230.0020.00516.57
7.4.220.0060.01816.59
7.4.210.0090.00716.72
7.4.200.0040.00416.85
7.4.190.0040.00416.69
7.4.160.0120.01216.67
7.4.150.0090.00917.40
7.4.140.0070.01317.86
7.4.130.0070.01016.80
7.4.120.0080.01016.59
7.4.110.0100.00716.63
7.4.100.0030.01416.50
7.4.90.0130.00716.52
7.4.80.0110.00719.39
7.4.70.0060.01116.47
7.4.60.0090.00616.65
7.4.50.0030.00516.71
7.4.40.0130.01016.48
7.4.30.0130.00316.68
7.4.00.0070.01014.86
7.3.330.0000.00713.14
7.3.320.0020.00213.20
7.3.310.0000.00816.37
7.3.300.0030.00316.28
7.3.290.0000.01416.25
7.3.280.0110.00716.29
7.3.270.0100.00717.40
7.3.260.0160.00816.38
7.3.250.0140.00816.42
7.3.240.0130.00716.60
7.3.230.0100.00616.39
7.3.210.0100.00716.43
7.3.200.0130.00519.39
7.3.190.0120.00616.73
7.3.180.0060.01016.60
7.3.170.0080.00816.52
7.3.160.0130.00316.47
7.3.120.0080.00414.89
7.3.10.0070.00716.66
7.3.00.0090.00616.62
7.2.330.0100.01316.83
7.2.320.0070.01416.73
7.2.310.0130.00316.43
7.2.300.0100.00716.42
7.2.290.0140.00316.55
7.2.130.0080.00816.78
7.2.120.0030.01016.50
7.2.110.0060.00317.09
7.2.100.0030.00616.72
7.2.90.0060.01216.78
7.2.80.0030.00616.86
7.2.70.0070.00716.79
7.2.60.0070.00716.81
7.2.50.0030.00716.90
7.2.40.0030.01016.77
7.2.30.0050.01416.64
7.2.20.0130.00617.07
7.2.10.0070.01116.73
7.2.00.0040.01218.17
7.1.250.0080.00415.60
7.1.200.0070.00716.00
7.1.100.0160.00517.80
7.1.70.0000.01017.18
7.1.60.0140.01019.46
7.1.50.0120.00617.00
7.1.00.0000.08022.42
7.0.200.0040.00416.70
7.0.140.0070.07022.15
7.0.60.0230.07319.93
7.0.50.0130.06017.93
7.0.40.0130.07020.00
7.0.30.0270.03720.14
7.0.20.0370.06720.18
7.0.10.0070.09020.21
7.0.00.0100.05720.21
5.6.280.0030.07321.10
5.6.210.0070.03720.70
5.6.200.0130.07318.09
5.6.190.0100.04020.49
5.6.180.0330.07020.33
5.6.170.0330.07320.49
5.6.160.0100.06020.70
5.6.150.0170.06318.21
5.6.140.0030.04018.10
5.6.130.0070.06718.16
5.6.120.0030.08720.95
5.6.110.0070.09021.11
5.6.100.0030.04021.11
5.6.90.0070.05721.02
5.6.80.0130.08320.50
5.5.350.0130.08020.38
5.5.340.0030.05017.95
5.5.330.0130.08020.52
5.5.320.0270.06320.32
5.5.310.0370.05320.29
5.5.300.0070.04017.95
5.5.290.0130.07317.92
5.5.280.0170.02720.80
5.5.270.0130.07720.96
5.5.260.0070.07320.83
5.5.250.0030.08020.54
5.5.240.0270.03720.04
5.4.450.0170.05319.67
5.4.440.0200.05319.58
5.4.430.0200.05319.48
5.4.420.0070.06319.54
5.4.410.0170.05019.19
5.4.400.0230.06019.09
5.4.390.0200.05319.17
5.4.380.0230.04318.56
5.4.370.0030.05318.74
5.4.360.0130.05018.49
5.4.350.0130.05718.65
5.4.340.0070.05018.52
5.4.320.0070.03712.45
5.4.310.0030.04112.45
5.4.300.0060.03712.45
5.4.290.0100.04212.44
5.4.280.0110.04112.34
5.4.270.0070.03812.34
5.4.260.0090.04812.34
5.4.250.0130.04812.34
5.4.240.0100.05112.34
5.4.230.0130.04612.33
5.4.220.0080.04812.33
5.4.210.0150.04512.33
5.4.200.0100.04712.33
5.4.190.0080.05012.33
5.4.180.0090.04812.33
5.4.170.0080.05112.34
5.4.160.0110.05312.33
5.4.150.0120.07112.33
5.4.140.0070.05612.02
5.4.130.0060.04912.00
5.4.120.0100.04711.96
5.4.110.0120.04411.95
5.4.100.0190.05411.95
5.4.90.0060.05511.95
5.4.80.0090.05011.95
5.4.70.0110.05211.95
5.4.60.0110.05011.95
5.4.50.0120.04311.95
5.4.40.0100.06911.94
5.4.30.0070.04911.94
5.4.20.0070.04011.94
5.4.10.0070.03611.94
5.4.00.0060.03811.43
5.3.290.0080.03812.80
5.3.280.0080.03912.71
5.3.270.0050.04512.72
5.3.260.0080.04912.72
5.3.250.0100.04312.72
5.3.240.0090.05312.72
5.3.230.0130.04712.71
5.3.220.0100.05012.68
5.3.210.0120.04612.68
5.3.200.0110.04612.68
5.3.190.0120.04612.68
5.3.180.0060.05212.68
5.3.170.0090.04612.67
5.3.160.0080.05012.67
5.3.150.0130.04212.68
5.3.140.0090.04612.66
5.3.130.0100.07712.66
5.3.120.0040.07412.66
5.3.110.0080.06912.66
5.3.100.0110.05912.12
5.3.90.0070.05712.08
5.3.80.0060.04312.07
5.3.70.0100.03612.08
5.3.60.0080.03712.06
5.3.50.0070.04412.00
5.3.40.0070.04512.00
5.3.30.0060.04311.95
5.3.20.0050.04111.73
5.3.10.0100.03411.70
5.3.00.0090.03511.68
5.2.170.0070.0309.19
5.2.160.0070.0309.19
5.2.150.0050.0339.19
5.2.140.0070.0359.19
5.2.130.0110.0549.15
5.2.120.0060.0419.15
5.2.110.0050.0389.14
5.2.100.0060.0379.15
5.2.90.0060.0409.14
5.2.80.0070.0389.14
5.2.70.0110.0379.14
5.2.60.0090.0389.10
5.2.50.0050.0339.07
5.2.40.0030.0369.04
5.2.30.0050.0349.02
5.2.20.0040.0349.01
5.2.10.0070.0478.92
5.2.00.0090.0278.77
5.1.60.0040.0268.07
5.1.50.0030.0288.06
5.1.40.0050.0268.04
5.1.30.0040.0348.39
5.1.20.0070.0348.41
5.1.10.0040.0368.14
5.1.00.0050.0268.14
5.0.50.0030.0216.61
5.0.40.0040.0206.48
5.0.30.0080.0346.29
5.0.20.0010.0246.26
5.0.10.0010.0236.24
5.0.00.0040.0326.23
4.4.90.0040.0214.78
4.4.80.0040.0224.75
4.4.70.0040.0234.76
4.4.60.0070.0214.75
4.4.50.0050.0214.77
4.4.40.0080.0274.71
4.4.30.0030.0164.76
4.4.20.0030.0174.84
4.4.10.0010.0194.84
4.4.00.0050.0264.75
4.3.110.0030.0174.66
4.3.100.0040.0164.67
4.3.90.0030.0164.63
4.3.80.0060.0234.59
4.3.70.0050.0144.63
4.3.60.0020.0184.63
4.3.50.0020.0184.63
4.3.40.0020.0314.54
4.3.30.0030.0183.28
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0000.0237.52

preferences:
39.28 ms | 400 KiB | 5 Q