3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = "Davey Shafik"; // Simple match $regex = "@[a-zA-Z\s]@"; if (preg_match($regex, $name)) { echo 12321; }

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)
8.3.40.0120.00818.98
8.3.30.0090.00618.58
8.3.20.0080.00018.91
8.3.10.0080.00020.61
8.3.00.0030.00519.51
8.2.170.0190.00022.96
8.2.160.0100.00721.31
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0030.00717.75
8.2.110.0030.00719.25
8.2.100.0080.00317.97
8.2.90.0060.00319.47
8.2.80.0080.00019.38
8.2.70.0030.00517.75
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0040.00417.90
8.2.20.0040.00417.68
8.2.10.0040.00417.78
8.2.00.0000.00817.69
8.1.270.0090.00024.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0110.00021.91
8.1.230.0070.00321.03
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0080.00317.47
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0040.00418.80
8.1.160.0050.00218.85
8.1.150.0050.00318.64
8.1.140.0040.00417.52
8.1.130.0000.00717.84
8.1.120.0000.00717.45
8.1.110.0000.00717.60
8.1.100.0040.00417.44
8.1.90.0100.00017.40
8.1.80.0000.00717.58
8.1.70.0030.00317.52
8.1.60.0030.00917.66
8.1.50.0040.00417.59
8.1.40.0070.00017.63
8.1.30.0060.00317.66
8.1.20.0000.00817.74
8.1.10.0000.00717.58
8.1.00.0040.00417.44
8.0.300.0070.00020.09
8.0.290.0000.00816.75
8.0.280.0030.00318.53
8.0.270.0000.00717.16
8.0.260.0070.00016.88
8.0.250.0040.00417.04
8.0.240.0030.00317.03
8.0.230.0040.00417.00
8.0.220.0030.00316.97
8.0.210.0000.00716.84
8.0.200.0000.00716.93
8.0.190.0040.00417.02
8.0.180.0000.00817.01
8.0.170.0030.00516.92
8.0.160.0040.00416.97
8.0.150.0000.00916.91
8.0.140.0080.00016.84
8.0.130.0060.00013.48
8.0.120.0020.00716.96
8.0.110.0040.00417.07
8.0.100.0000.00916.93
8.0.90.0000.00716.92
8.0.80.0000.01416.96
8.0.70.0070.00016.96
8.0.60.0000.00716.91
8.0.50.0020.00517.02
8.0.30.0120.01017.26
8.0.20.0160.00817.15
8.0.10.0050.00217.08
8.0.00.0110.00816.95
7.4.330.0000.00613.08
7.4.320.0030.00316.64
7.4.300.0000.00816.68
7.4.290.0040.00416.64
7.4.280.0050.00516.61
7.4.270.0060.00016.64
7.4.260.0050.00013.42
7.4.250.0070.00316.66
7.4.240.0000.00716.75
7.4.230.0040.00416.77
7.4.220.0100.01416.76
7.4.210.0060.00816.71
7.4.200.0000.00716.79
7.4.190.0070.00016.88
7.4.160.0140.00516.50
7.4.150.0130.00416.79
7.4.140.0120.00516.65
7.4.130.0070.01016.62
7.4.120.0110.00616.79
7.4.110.0090.00916.39
7.4.100.0030.01316.71
7.4.90.0140.00616.56
7.4.80.0030.01319.39
7.4.70.0090.00916.75
7.4.60.0100.00616.86
7.4.50.0030.00616.67
7.4.40.0030.00916.66
7.4.30.0060.01016.67
7.4.10.0060.01015.04
7.4.00.0050.01015.19
7.3.330.0070.00013.27
7.3.320.0030.00313.09
7.3.310.0000.00716.29
7.3.300.0030.00316.18
7.3.290.0110.00716.30
7.3.280.0090.00616.31
7.3.270.0100.00716.82
7.3.260.0120.00616.57
7.3.250.0110.00616.61
7.3.240.0110.01116.45
7.3.230.0090.00916.53
7.3.210.0040.01416.54
7.3.200.0130.00316.49
7.3.190.0190.00316.61
7.3.180.0000.01616.26
7.3.170.0150.00416.73
7.3.160.0130.00616.61
7.3.130.0060.01314.84
7.3.120.0070.01014.97
7.3.110.0060.01314.93
7.3.100.0070.00515.14
7.3.90.0080.00514.85
7.3.80.0070.00514.90
7.3.70.0080.00814.98
7.3.60.0050.01214.78
7.3.50.0070.00914.74
7.3.40.0020.01214.84
7.3.30.0070.00914.86
7.3.20.0060.01016.58
7.3.10.0070.00916.62
7.3.00.0080.00716.59
7.2.330.0090.01016.60
7.2.320.0060.01116.45
7.2.310.0140.00916.47
7.2.300.0100.00616.71
7.2.290.0040.01116.77
7.2.260.0100.00815.13
7.2.250.0070.01115.06
7.2.240.0020.01315.16
7.2.230.0110.00514.87
7.2.220.0080.00614.98
7.2.210.0020.01314.91
7.2.200.0090.00515.01
7.2.190.0030.01414.95
7.2.180.0090.00914.84
7.2.170.0110.00314.85
7.2.160.0060.01014.97
7.2.150.0070.00816.76
7.2.140.0050.00916.93
7.2.130.0030.00816.77
7.2.120.0060.00717.02
7.2.110.0050.00816.94
7.2.100.0090.00416.96
7.2.90.0030.01017.01
7.2.80.0080.00816.99
7.2.70.0070.00616.89
7.2.60.0040.00816.97
7.2.50.0070.00616.95
7.2.40.0080.00716.86
7.2.30.0060.01016.93
7.2.20.0080.00516.93
7.2.10.0070.00616.92
7.2.00.0080.01017.02
7.1.330.0070.00615.80
7.1.320.0050.00915.80
7.1.310.0040.01215.76
7.1.300.0040.01015.83
7.1.290.0030.01515.78
7.1.280.0080.00615.87
7.1.270.0050.01215.98
7.1.260.0070.00615.90
7.1.250.0050.00615.99
7.1.240.0060.00815.78
7.1.230.0090.00416.02
7.1.220.0050.00615.76
7.1.210.0070.00415.74
7.1.200.0040.00915.74
7.1.190.0050.00915.78
7.1.180.0060.00515.79
7.1.170.0050.00615.93
7.1.160.0030.01015.79
7.1.150.0030.00716.04
7.1.140.0060.00915.97
7.1.130.0080.00415.94
7.1.120.0150.00215.91
7.1.110.0060.00815.98
7.1.100.0060.00515.98
7.1.90.0000.00915.91
7.1.80.0040.00915.90
7.1.70.0050.00716.24
7.1.60.0040.01217.00
7.1.50.0110.00816.20
7.1.40.0030.00915.91
7.1.30.0050.00815.82
7.1.20.0060.00815.89
7.1.10.0030.01015.71
7.1.00.0020.02017.93
7.0.330.0060.00615.31
7.0.320.0050.00915.45
7.0.310.0070.00615.51
7.0.300.0040.00815.50
7.0.290.0070.00415.51
7.0.280.0070.00615.53
7.0.270.0070.00515.56
7.0.260.0050.01015.27
7.0.250.0060.00815.50
7.0.240.0050.01015.58
7.0.230.0030.01015.54
7.0.220.0070.00315.69
7.0.210.0050.00515.65
7.0.200.0300.00715.28
7.0.190.0080.00615.71
7.0.180.0060.00815.57
7.0.170.0070.00415.55
7.0.160.0030.01015.68
7.0.150.0080.00715.46
7.0.140.0040.02917.67
7.0.130.0070.00515.49
7.0.120.0090.02417.82
7.0.110.0040.01015.38
7.0.100.0050.00515.45
7.0.90.0010.00815.67
7.0.80.0050.00615.70
7.0.70.0040.01015.44
7.0.60.0060.03017.07
7.0.50.0040.02016.37
7.0.40.0090.03115.84
7.0.30.0130.01415.67
7.0.20.0140.02915.62
7.0.10.0060.02215.83
7.0.00.0030.02315.67
5.6.400.0030.00614.40
5.6.390.0070.00714.32
5.6.380.0060.00514.50
5.6.370.0080.00614.42
5.6.360.0050.01014.33
5.6.350.0040.00914.32
5.6.340.0070.00614.32
5.6.330.0070.00514.46
5.6.320.0030.01214.35
5.6.310.0040.00914.57
5.6.300.0050.00914.03
5.6.290.0050.00614.46
5.6.280.0030.02816.61
5.6.270.0010.01314.40
5.6.260.0060.00714.33
5.6.250.0080.00614.19
5.6.240.0050.01014.26
5.6.230.0060.00514.49
5.6.220.0030.00914.35
5.6.210.0060.03016.46
5.6.200.0020.02215.64
5.6.190.0080.03116.38
5.6.180.0120.02416.41
5.6.170.0140.02716.31
5.6.160.0070.03116.46
5.6.150.0050.01915.75
5.6.140.0060.02815.71
5.6.130.0090.02815.62
5.6.120.0020.02416.79
5.6.110.0040.03416.62
5.6.100.0030.03216.50
5.6.90.0090.02516.60
5.6.80.0070.02416.28
5.6.70.1580.01716.30
5.6.60.0020.01114.23
5.6.50.0090.00514.42
5.6.40.0080.00514.41
5.6.30.0060.00814.33
5.6.20.0060.00814.34
5.6.10.0070.00314.17
5.6.00.0050.01014.11
5.5.380.0030.00814.07
5.5.370.0070.00614.29
5.5.360.0060.00714.23
5.5.350.0040.03216.42
5.5.340.0040.03115.37
5.5.330.0050.02916.26
5.5.320.0170.01116.08
5.5.310.0150.02916.19
5.5.300.0070.03215.33
5.5.290.0080.02415.58
5.5.280.0080.03216.48
5.5.270.0030.03416.36
5.5.260.0040.03316.43
5.5.250.0080.02116.19
5.5.240.0030.02816.11
5.5.230.0080.00514.02
5.5.220.0050.00914.06
5.5.210.0060.01014.04
5.5.200.0030.01114.10
5.5.190.0050.00814.01
5.5.180.0080.00714.02
5.5.170.0020.01114.26
5.5.160.0030.00914.26
5.5.150.0090.00414.04
5.5.140.0020.00713.97
5.5.130.0040.01114.10
5.5.120.0070.00914.07
5.5.110.0010.00913.90
5.5.100.0030.00914.09
5.5.90.0030.01114.23
5.5.80.0000.01413.91
5.5.70.0050.00614.16
5.5.60.0100.00214.11
5.5.50.0040.00914.07
5.5.40.0030.00914.12
5.5.30.0060.00914.16
5.5.20.0050.00814.08
5.5.10.0090.00613.90
5.5.00.0070.00614.00
5.4.450.0050.02014.39
5.4.440.0060.02814.47
5.4.430.0080.02714.47
5.4.420.0060.03214.36
5.4.410.0060.01414.38
5.4.400.0050.02814.34
5.4.390.0050.03014.37
5.4.380.0080.01514.32
5.4.370.0070.02814.24
5.4.360.0030.02014.46
5.4.350.0060.02814.38
5.4.340.0060.02214.33
5.4.330.0030.00712.00
5.4.320.0060.01714.38
5.4.310.0060.01714.33
5.4.300.0010.01914.30
5.4.290.0100.01314.36
5.4.280.0060.01514.38
5.4.270.0020.01814.23
5.4.260.0070.01414.38
5.4.250.0040.01714.37
5.4.240.0080.01514.35
5.4.230.0070.01214.28
5.4.220.0020.01914.31
5.4.210.0060.01614.34
5.4.200.0020.01814.38
5.4.190.0060.01814.33
5.4.180.0070.01414.20
5.4.170.0090.01314.16
5.4.160.0060.01314.34
5.4.150.0030.01814.40
5.4.140.0020.01513.47
5.4.130.0070.01613.49
5.4.120.0040.01813.52
5.4.110.0040.01713.42
5.4.100.0060.01313.47
5.4.90.0050.01613.43
5.4.80.0030.01613.44
5.4.70.0050.01613.41
5.4.60.0020.02613.38
5.4.50.0030.03013.42
5.4.40.0050.02413.40
5.4.30.0020.02213.36
5.4.20.0060.02713.54
5.4.10.0040.03013.37
5.4.00.0050.02313.13
5.3.290.0050.02212.73
5.3.280.0040.01712.72
5.3.270.0050.01612.64
5.3.260.0050.01512.69
5.3.250.0070.01612.69
5.3.240.0030.01812.62
5.3.230.0070.01512.73
5.3.220.0020.02012.59
5.3.210.0010.01912.62
5.3.200.0050.01512.67
5.3.190.0060.01412.66
5.3.180.0030.01612.68
5.3.170.0030.01812.70
5.3.160.0030.01812.58
5.3.150.0060.01512.61
5.3.140.0030.02312.63
5.3.130.0050.03212.64
5.3.120.0060.02712.71
5.3.110.0080.02212.58
5.3.100.0030.03112.48
5.3.90.0040.03012.41
5.3.80.0090.02612.39
5.3.70.0050.03212.40
5.3.60.0030.02612.43
5.3.50.0050.01712.33
5.3.40.0040.02612.30
5.3.30.0020.02712.45
5.3.20.0070.02812.36
5.3.10.0050.02012.25
5.3.00.0050.02612.16
5.2.170.0030.04711.07
5.2.160.0070.06011.24
5.2.150.0030.06711.04
5.2.140.0070.03011.08
5.2.130.0030.06711.00
5.2.120.0070.06311.09
5.2.110.0030.03711.17
5.2.100.0000.03710.98
5.2.90.0000.05310.99
5.2.80.0030.06311.08
5.2.70.0000.03710.97
5.2.60.0030.03311.00
5.2.50.0000.03310.96
5.2.40.0000.03710.92
5.2.30.0000.03311.13
5.2.20.0030.02710.84
5.2.10.0000.03310.74
5.2.00.0030.05010.59
5.1.60.0000.03710.13
5.1.50.0070.02310.02
5.1.40.0000.0309.87
5.1.30.0030.03310.50
5.1.20.0030.05310.34
5.1.10.0000.03010.12
5.1.00.0000.03010.12
5.0.50.0030.0438.60
5.0.40.0030.0438.46
5.0.30.0070.0578.20
5.0.20.0030.0338.10
5.0.10.0030.0308.15
5.0.00.0070.0508.13
4.4.90.0030.0307.86
4.4.80.0000.0207.86
4.4.70.0100.0277.86
4.4.60.0000.0337.86
4.4.50.0100.0207.86
4.4.40.0000.0337.86
4.4.30.0070.0237.86
4.4.20.0000.0277.86
4.4.10.0000.0177.86
4.4.00.0030.0537.86
4.3.110.0030.0337.86
4.3.100.0000.0377.86
4.3.90.0030.0307.86
4.3.80.0070.0537.86
4.3.70.0030.0207.86
4.3.60.0000.0307.86
4.3.50.0000.0177.86
4.3.40.0000.0507.86
4.3.30.0100.0277.86
4.3.20.0000.0377.86
4.3.10.0000.0337.86
4.3.00.0000.0337.86

preferences:
45.17 ms | 400 KiB | 5 Q