3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string="1001s-sdfjh"; $matches=array(); preg_match("/^(\d{4})-/", $string, $matches); print_r($matches); ?>

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)
8.3.40.0040.01118.82
8.3.30.0080.00818.84
8.3.20.0080.00018.77
8.3.10.0000.01020.27
8.3.00.0060.00319.25
8.2.170.0040.01122.96
8.2.160.0120.00620.82
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0050.00226.16
8.2.120.0000.00719.26
8.2.110.0000.00919.15
8.2.100.0070.00317.91
8.2.90.0030.00619.20
8.2.80.0050.00219.46
8.2.70.0080.00017.63
8.2.60.0040.00417.91
8.2.50.0000.00918.07
8.2.40.0080.00018.09
8.2.30.0000.00917.93
8.2.20.0030.00617.72
8.2.10.0040.00417.68
8.2.00.0040.00717.82
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00623.68
8.1.230.0070.00321.04
8.1.220.0000.00817.74
8.1.210.0000.00818.87
8.1.200.0060.00317.23
8.1.190.0000.00717.41
8.1.180.0040.00418.10
8.1.170.0000.00818.77
8.1.160.0040.00418.85
8.1.150.0030.00518.72
8.1.140.0070.00017.53
8.1.130.0040.00417.77
8.1.120.0000.00717.52
8.1.110.0030.00517.52
8.1.100.0040.00417.54
8.1.90.0000.00817.39
8.1.80.0070.00017.52
8.1.70.0040.00217.47
8.1.60.0030.00517.69
8.1.50.0060.00317.50
8.1.40.0040.00417.62
8.1.30.0000.00817.62
8.1.20.0080.00017.72
8.1.10.0000.00717.55
8.1.00.0080.00017.66
8.0.300.0070.00019.90
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0000.00817.14
8.0.260.0030.00316.90
8.0.250.0080.00016.94
8.0.240.0000.00716.93
8.0.230.0070.00017.04
8.0.220.0000.00816.98
8.0.210.0040.00416.88
8.0.200.0000.00717.03
8.0.190.0050.00216.92
8.0.180.0000.00716.94
8.0.170.0080.00016.95
8.0.160.0000.00717.04
8.0.150.0080.00016.86
8.0.140.0040.00416.90
8.0.130.0030.00313.45
8.0.120.0040.00416.91
8.0.110.0070.00016.82
8.0.100.0030.00616.89
8.0.90.0050.00316.75
8.0.80.0100.00716.92
8.0.70.0050.00316.80
8.0.60.0000.00716.75
8.0.50.0030.00516.91
8.0.30.0100.01017.14
8.0.20.0130.00616.90
8.0.10.0030.00316.93
8.0.00.0080.01216.69
7.4.330.0020.00213.11
7.4.320.0030.00316.64
7.4.300.0030.00316.54
7.4.290.0060.00016.54
7.4.280.0040.00416.60
7.4.270.0000.00716.55
7.4.260.0000.00613.38
7.4.250.0000.00816.72
7.4.240.0020.00516.68
7.4.230.0070.00016.65
7.4.220.0130.00616.52
7.4.210.0080.00716.76
7.4.200.0070.00016.63
7.4.190.0000.00716.59
7.4.160.0080.00816.46
7.4.150.0140.00416.41
7.4.140.0050.01316.63
7.4.130.0110.00816.62
7.4.120.0120.00516.70
7.4.110.0100.00716.54
7.4.100.0160.00616.60
7.4.90.0140.00316.50
7.4.80.0130.00319.39
7.4.70.0090.01316.48
7.4.60.0080.00816.54
7.4.50.0100.00316.82
7.4.40.0000.01416.66
7.4.30.0120.00416.31
7.4.00.0080.00815.06
7.3.330.0000.00613.08
7.3.320.0050.00013.09
7.3.310.0070.00016.24
7.3.300.0000.00716.33
7.3.290.0100.01016.28
7.3.280.0080.01016.27
7.3.270.0120.00616.74
7.3.260.0090.00916.78
7.3.250.0040.01516.61
7.3.240.0090.00616.35
7.3.230.0120.00616.56
7.3.210.0080.01116.38
7.3.200.0090.00616.49
7.3.190.0130.00816.57
7.3.180.0110.00616.34
7.3.170.0060.01116.25
7.3.160.0030.01216.43
7.3.120.0080.00714.97
7.3.110.0090.00614.99
7.3.100.0070.00714.59
7.3.90.0080.00614.89
7.3.80.0080.00815.09
7.3.70.0030.00914.80
7.3.60.0060.00914.91
7.3.50.0040.00714.67
7.3.40.0040.00814.86
7.3.30.0040.01114.66
7.3.20.0040.00816.76
7.3.10.0110.00616.21
7.3.00.0080.01016.42
7.2.330.0150.00616.36
7.2.320.0090.01216.43
7.2.310.0100.01316.38
7.2.300.0050.01116.72
7.2.290.0070.01116.59
7.2.250.0000.01414.76
7.2.240.0030.01015.00
7.2.230.0070.00715.24
7.2.220.0110.00715.05
7.2.210.0030.01014.84
7.2.200.0090.00614.81
7.2.190.0040.00714.84
7.2.180.0090.00614.86
7.2.170.0060.00915.16
7.2.160.0030.00615.07
7.2.150.0070.00716.97
7.2.140.0090.00616.90
7.2.130.0060.01016.63
7.2.120.0100.00816.71
7.2.110.0130.01016.81
7.2.100.0180.00616.89
7.2.90.0140.00916.66
7.2.80.0160.00616.70
7.2.70.0160.00916.77
7.2.60.0120.00616.91
7.2.50.0060.01216.84
7.2.40.0120.00916.89
7.2.30.0100.01016.61
7.2.20.0110.00916.73
7.2.10.0120.00616.65
7.2.00.0050.01017.74
7.1.330.0030.01115.82
7.1.320.0030.01016.02
7.1.310.0070.00415.74
7.1.300.0040.01115.96
7.1.290.0040.00815.85
7.1.280.0080.00415.83
7.1.270.0000.01016.04
7.1.260.0110.00315.89
7.1.250.0060.00815.78
7.1.240.0080.00615.68
7.1.230.0040.00715.79
7.1.220.0000.01115.84
7.1.210.0000.01215.73
7.1.200.0030.01015.73
7.1.190.0110.00415.88
7.1.180.0090.00015.79
7.1.170.0070.00715.99
7.1.160.0080.00615.87
7.1.150.0070.00315.84
7.1.140.0090.00616.05
7.1.130.0080.00415.82
7.1.120.0070.00715.90
7.1.110.0060.00915.77
7.1.100.0030.00816.97
7.1.90.0040.00415.68
7.1.80.0060.00915.68
7.1.70.0530.00215.56
7.1.60.0050.01217.70
7.1.50.0040.01216.53
7.1.40.0060.00915.82
7.1.30.0000.01315.96
7.1.20.0100.00315.96
7.1.10.0070.00315.74
7.1.00.0010.03919.02
7.0.330.0030.00615.25
7.0.320.0040.00715.38
7.0.310.0000.01415.58
7.0.300.0040.00815.18
7.0.290.0070.00315.29
7.0.280.0100.00315.58
7.0.270.0030.00715.68
7.0.260.0040.01215.33
7.0.250.0060.00315.40
7.0.240.0110.00415.51
7.0.230.0100.00315.70
7.0.220.0030.01315.15
7.0.210.0080.00515.50
7.0.200.0510.00515.22
7.0.190.0030.01215.61
7.0.180.0060.00615.68
7.0.170.0000.00815.74
7.0.160.0070.00715.32
7.0.150.0060.00615.79
7.0.140.0130.03318.78
7.0.130.0040.00715.59
7.0.120.0060.02518.79
7.0.110.0040.01115.46
7.0.100.0030.01015.17
7.0.90.0040.00815.23
7.0.80.0030.01015.65
7.0.70.0090.00615.37
7.0.60.0080.04017.57
7.0.50.0060.02816.65
7.0.40.0030.02716.91
7.0.30.0070.02716.70
7.0.20.0180.01816.93
7.0.10.0180.04516.76
7.0.00.0120.04117.02
5.6.400.0050.00514.37
5.6.390.0090.00614.46
5.6.380.0030.00914.16
5.6.370.0030.00913.75
5.6.360.0030.01014.22
5.6.350.0030.00614.52
5.6.340.0040.01114.37
5.6.330.0080.00314.39
5.6.320.0000.01214.48
5.6.310.0070.01014.72
5.6.300.0070.00714.26
5.6.290.0060.00614.04
5.6.280.0020.04217.62
5.6.270.0070.00714.04
5.6.260.0030.01314.34
5.6.250.0070.01014.30
5.6.240.0060.00614.16
5.6.230.0090.00614.23
5.6.220.0090.00314.32
5.6.210.0050.04217.40
5.6.200.0090.02616.24
5.6.190.0070.02217.28
5.6.180.0120.02417.42
5.6.170.0200.04317.49
5.6.160.0060.04017.46
5.6.150.0030.04116.26
5.6.140.0060.02316.23
5.6.130.0040.04516.16
5.6.120.0080.04017.62
5.6.110.0080.03517.56
5.6.100.0030.03417.67
5.6.90.0050.03117.67
5.6.80.0050.04417.27
5.6.70.0080.02017.29
5.6.60.0100.00714.25
5.6.50.0110.00714.23
5.6.40.0120.00413.96
5.6.30.0070.00714.04
5.6.20.0070.00713.91
5.6.10.0100.00014.19
5.6.00.0040.01114.20
5.5.380.0040.00714.22
5.5.370.0080.00814.37
5.5.360.0030.01014.17
5.5.350.0120.02317.31
5.5.340.0070.04316.05
5.5.330.0050.04717.34
5.5.320.0170.04217.20
5.5.310.0160.04217.20
5.5.300.0070.04016.03
5.5.290.0040.02715.96
5.5.280.0080.02817.54
5.5.270.0100.04517.47
5.5.260.0070.04617.58
5.5.250.0100.04417.46
5.5.240.0100.03917.22
5.5.230.0100.00314.02
5.5.220.0140.00314.03
5.5.210.0100.00614.30
5.5.200.0000.01114.38
5.5.190.0000.01514.22
5.5.180.0000.01014.23
5.5.170.0040.00414.27
5.5.160.0060.00614.30
5.5.150.0100.00314.19
5.5.140.0040.01114.07
5.5.130.0070.00714.25
5.5.120.0030.00914.21
5.5.110.0070.00714.03
5.5.100.0030.01013.82
5.5.90.0030.00914.01
5.5.80.0000.00914.00
5.5.70.0090.00614.23
5.5.60.0070.00713.83
5.5.50.0090.00613.91
5.5.40.0060.00313.95
5.5.30.0060.00914.20
5.5.20.0030.00914.39
5.5.10.0040.01113.97
5.5.00.0070.00714.06
5.4.450.0050.02515.17
5.4.440.0030.02015.07
5.4.430.0090.01415.32
5.4.420.0080.01815.16
5.4.410.0110.01515.17
5.4.400.0050.02014.93
5.4.390.0060.02115.07
5.4.380.0050.02514.99
5.4.370.0010.04414.89
5.4.360.0060.04314.97
5.4.350.0070.02914.82
5.4.340.0020.03714.88
5.4.330.0070.00010.83
5.4.320.0050.03615.05
5.4.310.0110.03414.99
5.4.300.0070.03314.79
5.4.290.0030.04114.88
5.4.280.0000.04614.94
5.4.270.0070.02815.05
5.4.260.0090.03214.89
5.4.250.0000.04414.89
5.4.240.0100.04014.99
5.4.230.0040.04114.93
5.4.220.0060.04314.96
5.4.210.0070.04214.85
5.4.200.0020.02414.75
5.4.190.0030.02514.99
5.4.180.0020.03414.93
5.4.170.0040.04015.03
5.4.160.0070.03615.02
5.4.150.0070.01914.90
5.4.140.0030.03013.69
5.4.130.0090.03513.83
5.4.120.0100.03513.74
5.4.110.0070.01713.57
5.4.100.0050.02013.64
5.4.90.0040.03213.70
5.4.80.0090.02013.55
5.4.70.0050.02213.70
5.4.60.0030.02213.60
5.4.50.0100.03513.73
5.4.40.0020.02713.56
5.4.30.0060.03513.64
5.4.20.0070.02913.69
5.4.10.0020.03413.40
5.4.00.0070.00710.79
5.3.290.0020.03912.56
5.3.280.0020.02512.49
5.3.270.0070.01812.51
5.3.260.0040.04212.54
5.3.250.0030.02812.52
5.3.240.0030.03712.28
5.3.230.0020.03312.51
5.3.220.0110.01812.42
5.3.210.0020.02312.45
5.3.200.0060.01812.35
5.3.190.0030.04112.47
5.3.180.0030.02312.45
5.3.170.0070.04012.38
5.3.160.0040.02712.47
5.3.150.0030.02312.48
5.3.140.0060.04012.55
5.3.130.0020.02912.42
5.3.120.0050.04212.38
5.3.110.0040.04212.46
5.3.100.0030.00910.36
5.3.90.0060.00610.45
5.3.80.0030.00310.31
5.3.70.0070.00010.23
5.3.60.0050.00310.37
5.3.50.0040.00410.11
5.3.40.0040.00410.20
5.3.30.0050.03812.03
5.3.20.0100.02011.82
5.3.10.0070.02511.88
5.3.00.0050.02911.90
5.2.140.0000.03311.13
5.2.130.0030.03010.98
5.2.120.0100.04311.09
5.2.110.0030.06011.09
5.2.100.0030.06011.03
5.2.90.0070.03710.98
5.2.80.0000.04311.03
5.2.70.0100.02311.06
5.2.60.0100.05711.04
5.2.50.0070.03710.89
5.2.40.0000.03310.89
5.2.30.0130.04710.97
5.2.20.0100.04010.89
5.2.10.0100.05310.85
5.2.00.0070.05010.56
5.1.60.0030.0539.98
5.1.50.0000.06010.05
5.1.40.0000.0479.94
5.1.30.0000.03010.32
5.1.20.0070.03010.35
5.1.10.0030.05710.06
5.1.00.0100.0439.97
5.0.50.0030.0308.53
5.0.40.0030.0208.41
5.0.30.0030.0638.37
5.0.20.0000.0278.33
5.0.10.0000.0478.12
5.0.00.0070.0608.12
4.4.90.0030.0308.07
4.4.80.0000.0378.07
4.4.70.0000.0408.07
4.4.60.0000.0408.07
4.4.50.0000.0408.07
4.4.40.0030.0508.07
4.4.30.0000.0378.07
4.4.20.0030.0138.07
4.4.10.0000.0278.07
4.4.00.0070.0538.07
4.3.110.0000.0338.07
4.3.100.0030.0208.07
4.3.90.0030.0378.07
4.3.80.0030.0578.07
4.3.70.0030.0378.07
4.3.60.0070.0208.07
4.3.50.0000.0378.07
4.3.40.0070.0308.07
4.3.30.0000.0378.07
4.3.20.0000.0308.07
4.3.10.0000.0278.07
4.3.00.0000.0208.07

preferences:
52.45 ms | 400 KiB | 5 Q