3v4l.org

run code in 300+ PHP versions simultaneously
<?php $psnid = preg_match('/^[a-z]{1}[a-z0-9_-]*/', 'Xx_niteshade_xX'); echo $psnid;

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)
8.3.40.0030.01218.79
8.3.30.0070.00718.96
8.3.20.0080.00020.30
8.3.10.0040.00423.66
8.3.00.0000.00819.26
8.2.170.0110.00722.96
8.2.160.0130.00722.21
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0110.00419.54
8.2.110.0060.00322.08
8.2.100.0090.00317.91
8.2.90.0000.00817.88
8.2.80.0050.00317.97
8.2.70.0060.00317.92
8.2.60.0070.00417.95
8.2.50.0000.00918.10
8.2.40.0040.00419.39
8.2.30.0040.00419.30
8.2.20.0000.00817.89
8.2.10.0070.00017.98
8.2.00.0040.00417.69
8.1.270.0120.00318.89
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0070.00420.89
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00317.36
8.1.190.0040.00417.35
8.1.180.0070.00318.10
8.1.170.0060.00318.68
8.1.160.0030.00318.82
8.1.150.0050.00218.84
8.1.140.0050.00217.50
8.1.130.0000.00717.84
8.1.120.0050.00317.52
8.1.110.0050.00317.52
8.1.100.0040.00417.52
8.1.90.0000.00717.54
8.1.80.0020.00517.43
8.1.70.0000.00817.43
8.1.60.0040.00417.55
8.1.50.0030.00517.61
8.1.40.0050.00517.59
8.1.30.0000.00817.55
8.1.20.0000.00817.68
8.1.10.0040.00417.63
8.1.00.0000.00717.55
8.0.300.0000.00820.09
8.0.290.0040.00416.88
8.0.280.0030.00318.32
8.0.270.0030.00317.28
8.0.260.0030.00317.27
8.0.250.0070.00017.00
8.0.240.0000.00717.14
8.0.230.0000.00717.00
8.0.220.0040.00416.82
8.0.210.0070.00016.84
8.0.200.0000.00616.91
8.0.190.0040.00416.92
8.0.180.0070.00017.00
8.0.170.0070.00017.01
8.0.160.0070.00016.88
8.0.150.0040.00416.93
8.0.140.0080.00016.92
8.0.130.0060.00013.47
8.0.120.0040.00416.93
8.0.110.0000.00816.96
8.0.100.0040.00417.01
8.0.90.0040.00416.80
8.0.80.0080.00816.94
8.0.70.0040.00416.78
8.0.60.0000.00716.94
8.0.50.0040.00416.91
8.0.30.0120.01017.26
8.0.20.0160.00617.40
8.0.10.0070.00017.04
8.0.00.0130.00616.94
7.4.330.0000.00515.03
7.4.320.0030.00516.78
7.4.300.0030.00316.49
7.4.290.0070.00016.62
7.4.280.0070.00316.71
7.4.270.0000.00616.72
7.4.260.0000.00716.71
7.4.250.0050.00316.70
7.4.240.0050.00216.68
7.4.230.0070.00016.83
7.4.220.0070.01116.70
7.4.210.0090.00616.67
7.4.200.0070.00016.53
7.4.160.0090.00616.41
7.4.150.0110.00717.40
7.4.140.0080.00817.86
7.4.130.0080.00916.48
7.4.120.0100.00716.66
7.4.110.0100.01316.61
7.4.100.0100.00716.41
7.4.90.0190.00316.66
7.4.80.0030.01419.39
7.4.70.0070.01616.58
7.4.60.0090.00616.51
7.4.50.0000.00816.39
7.4.40.0100.00616.65
7.4.30.0000.01616.45
7.4.10.0070.01114.95
7.4.00.0030.01015.06
7.3.330.0050.00013.21
7.3.320.0050.00013.27
7.3.310.0070.00016.21
7.3.300.0030.00316.24
7.3.290.0040.01316.37
7.3.280.0110.00916.31
7.3.270.0090.01217.40
7.3.260.0110.00716.61
7.3.250.0100.00716.40
7.3.240.0120.01316.64
7.3.230.0100.01316.61
7.3.210.0170.00316.66
7.3.200.0090.00919.39
7.3.190.0100.00716.39
7.3.180.0060.00916.39
7.3.170.0090.00916.64
7.3.160.0070.01416.55
7.3.130.0110.00715.04
7.3.120.0030.01314.89
7.3.110.0150.00314.90
7.3.100.0110.00314.87
7.3.90.0030.01015.05
7.3.80.0030.00815.18
7.3.70.0050.00515.00
7.3.60.0100.00314.96
7.3.50.0030.00915.03
7.3.40.0030.01014.78
7.3.30.0030.00914.67
7.3.20.0080.00016.81
7.3.10.0090.00616.91
7.3.00.0080.00616.68
7.2.330.0120.00616.69
7.2.320.0090.00816.60
7.2.310.0060.01216.67
7.2.300.0070.01016.62
7.2.290.0090.00916.86
7.2.260.0090.00615.08
7.2.250.0070.01114.92
7.2.240.0000.01415.34
7.2.230.0070.00715.04
7.2.220.0040.01115.13
7.2.210.0030.00615.03
7.2.200.0040.00815.16
7.2.190.0110.00014.76
7.2.180.0100.00315.25
7.2.170.0040.01115.30
7.2.160.0090.00315.20
7.2.150.0090.00616.79
7.2.140.0070.00316.94
7.2.130.0080.00516.94
7.2.120.0040.00716.91
7.2.110.0050.00916.69
7.2.100.0080.00816.92
7.2.90.0090.00516.91
7.2.80.0030.01016.95
7.2.70.0080.00416.96
7.2.60.0100.00316.84
7.2.50.0030.01316.96
7.2.40.0050.00817.07
7.2.30.0050.00916.95
7.2.20.0060.01116.91
7.2.10.0100.00616.98
7.2.00.0100.00817.56
7.1.330.0070.00716.05
7.1.320.0050.00516.01
7.1.310.0000.01315.82
7.1.300.0100.00615.87
7.1.290.0070.01016.06
7.1.280.0030.01215.51
7.1.270.0030.00915.87
7.1.260.0000.01316.00
7.1.250.0080.00515.71
7.1.240.0090.00315.83
7.1.230.0140.00015.89
7.1.220.0080.00815.86
7.1.210.0000.01215.79
7.1.200.0070.00716.05
7.1.190.0000.01515.88
7.1.180.0090.00615.70
7.1.170.0000.01115.89
7.1.160.0060.00615.66
7.1.150.0040.01215.68
7.1.140.0060.01015.69
7.1.130.0090.00915.59
7.1.120.0000.01515.79
7.1.110.0080.00515.68
7.1.100.0070.00717.08
7.1.90.0050.00315.79
7.1.80.0070.00415.76
7.1.70.0000.01116.35
7.1.60.0070.01017.61
7.1.50.0030.00916.50
7.1.40.0060.00615.71
7.1.30.0040.00815.59
7.1.20.0040.00715.89
7.1.10.0070.00715.87
7.1.00.0020.04619.13
7.0.330.0030.00515.54
7.0.320.0060.00815.64
7.0.310.0000.01315.68
7.0.300.0030.00715.48
7.0.290.0060.00315.38
7.0.280.0040.01115.54
7.0.270.0070.00615.36
7.0.260.0030.00915.38
7.0.250.0070.00715.31
7.0.240.0070.01015.75
7.0.230.0030.00615.32
7.0.220.0030.00815.29
7.0.210.0040.00415.23
7.0.200.0040.00616.25
7.0.190.0060.00915.60
7.0.180.0000.01015.59
7.0.170.0070.00415.67
7.0.160.0080.00415.45
7.0.150.0000.00915.43
7.0.140.0030.02818.73
7.0.130.0030.01415.65
7.0.120.0100.00315.27
7.0.110.0060.00615.60
7.0.100.0070.00715.52
7.0.90.0000.00815.58
7.0.80.0090.00615.44
7.0.70.0040.00415.70
7.0.60.0030.04617.56
7.0.50.0080.03216.82
7.0.40.0030.02616.97
7.0.30.0130.02216.83
7.0.20.0170.03916.79
7.0.10.0030.02916.91
7.0.00.0050.03516.85
5.6.400.0100.00314.30
5.6.390.0100.00314.31
5.6.380.0090.00614.64
5.6.370.0040.00814.58
5.6.360.0110.00014.29
5.6.350.0030.01014.47
5.6.340.0000.01414.63
5.6.330.0080.00814.59
5.6.320.0070.00414.61
5.6.310.0090.00314.59
5.6.300.0030.01014.52
5.6.290.0070.00714.41
5.6.280.0020.04117.63
5.6.270.0030.00914.42
5.6.260.0030.00914.35
5.6.250.0100.00314.35
5.6.240.0040.00414.59
5.6.230.0110.00314.44
5.6.220.0040.00714.46
5.6.210.0120.03717.40
5.6.200.0090.02116.25
5.6.190.0070.02517.18
5.6.180.0190.02717.30
5.6.170.0220.03517.53
5.6.160.0050.04017.45
5.6.150.0050.04516.10
5.6.140.0110.04316.34
5.6.130.0030.03216.28
5.6.120.0130.03817.57
5.6.110.0080.03017.64
5.6.100.0040.02617.67
5.6.90.0120.01817.65
5.6.80.0030.04617.27
5.6.70.0030.00714.19
5.6.60.0000.01614.25
5.6.50.0140.00314.33
5.6.40.0090.00614.29
5.6.30.0040.01114.46
5.6.20.0060.00614.20
5.6.10.0040.01114.51
5.6.00.0060.01214.25
5.5.380.0120.00314.13
5.5.370.0030.01214.42
5.5.360.0060.00614.21
5.5.350.0220.03717.21
5.5.340.0130.03716.28
5.5.330.0020.04917.39
5.5.320.0090.02917.40
5.5.310.0200.03517.39
5.5.300.0000.04216.20
5.5.290.0080.03016.05
5.5.280.0070.04917.59
5.5.270.0110.03617.43
5.5.260.0030.04217.58
5.5.250.0120.03517.37
5.5.240.0070.02017.18
5.5.230.0060.01314.15
5.5.220.0120.00914.55
5.5.210.0090.01013.96
5.5.200.0030.00914.00
5.5.190.0070.00714.00
5.5.180.0030.00714.15
5.5.170.0060.01014.04
5.5.160.0100.00614.00
5.5.150.0060.00714.16
5.5.140.0060.00614.39
5.5.130.0000.01314.23
5.5.120.0030.01014.39
5.5.110.0100.00314.22
5.5.100.0030.00614.26
5.5.90.0070.00314.00
5.5.80.0030.00713.96
5.5.70.0090.00314.18
5.5.60.0000.01114.36
5.5.50.0070.00714.18
5.5.40.0040.00714.02
5.5.30.0040.00414.27
5.5.20.0110.00314.11
5.5.10.0030.01013.78
5.5.00.0070.00714.18
5.4.450.0500.03615.24
5.4.440.0320.04115.20
5.4.430.0330.03214.94
5.4.420.0400.03215.21
5.4.410.0420.03315.29
5.4.400.0300.03814.95
5.4.390.0480.03815.06
5.4.380.0170.03314.81
5.4.370.0130.02914.75
5.4.360.0080.03714.86
5.4.350.0160.03814.75
5.4.340.0180.02414.88
5.4.330.0060.00610.56
5.4.320.0130.03214.85
5.4.310.0100.03114.67
5.4.300.0120.03214.73
5.4.290.0100.03414.56
5.4.280.0070.03314.86
5.4.270.0120.03014.75
5.4.260.0130.02914.72
5.4.250.0140.02814.72
5.4.240.0130.03014.83
5.4.230.0170.02714.74
5.4.220.0170.02514.70
5.4.210.0140.03914.63
5.4.200.0130.02813.72
5.4.190.0150.02514.70
5.4.180.0190.02414.70
5.4.170.0190.02414.74
5.4.160.0140.02714.63
5.4.150.0150.02814.73
5.4.140.0110.03013.60
5.4.130.0120.04013.53
5.4.120.0170.03013.60
5.4.110.0170.02713.67
5.4.100.0120.03313.59
5.4.90.0110.02913.47
5.4.80.0170.02713.56
5.4.70.0150.03013.47
5.4.60.0100.03213.46
5.4.50.0100.03213.66
5.4.40.0170.03213.59
5.4.30.0140.02613.57
5.4.20.0130.02913.54
5.4.10.0170.02313.49
5.4.00.0170.02913.26
5.3.290.0300.07014.57
5.3.280.0230.05314.50
5.3.270.0330.04714.65
5.3.260.0130.06314.59
5.3.250.0330.04014.58
5.3.240.0100.06314.60
5.3.230.0030.07014.67
5.3.220.0230.06014.66
5.3.210.0400.06014.68
5.3.200.0370.06014.68
5.3.190.0330.06314.59
5.3.180.0270.06714.66
5.3.170.0330.04714.50
5.3.160.0200.05314.57
5.3.150.0200.05314.50
5.3.140.0200.05714.48
5.3.130.0200.07014.52
5.3.120.0170.05714.52
5.3.110.0170.06014.51
5.3.100.0200.05313.94
5.3.90.0170.05314.01
5.3.80.0230.06314.06
5.3.70.0270.06014.11
5.3.60.0270.06313.96
5.3.50.0170.05313.93
5.3.40.0230.04713.89
5.3.30.0200.05313.89
5.3.20.0200.05013.72
5.3.10.0130.05313.64
5.3.00.0170.05313.73
5.2.170.0170.04311.19
5.2.160.0170.04011.07
5.2.150.0200.04311.05
5.2.140.0230.04711.18
5.2.130.0170.04711.23
5.2.120.0230.04011.02
5.2.110.0130.05311.00
5.2.100.0170.05011.16
5.2.90.0100.04711.15
5.2.80.0170.04011.07
5.2.70.0170.04011.00
5.2.60.0200.04311.09
5.2.50.0230.06010.94
5.2.40.0130.04711.03
5.2.30.0230.04711.01
5.2.20.0130.04310.93
5.2.10.0230.03010.91
5.2.00.0130.04710.75
5.1.60.0130.0339.98
5.1.50.0170.0309.96
5.1.40.0200.0309.99
5.1.30.0070.04010.38
5.1.20.0130.03710.36
5.1.10.0200.03710.14
5.1.00.0230.03010.08
5.0.50.0130.0278.65
5.0.40.0130.0278.45
5.0.30.0170.0408.27
5.0.20.0000.0338.23
5.0.10.0100.0308.14
5.0.00.0070.0438.27
4.4.90.0030.0275.91
4.4.80.0070.0205.98
4.4.70.0100.0235.90
4.4.60.0100.0235.85
4.4.50.0100.0275.82
4.4.40.0030.0475.86
4.4.30.0100.0275.89
4.4.20.0130.0235.88
4.4.10.0100.0276.05
4.4.00.0030.0475.91
4.3.110.0070.0305.83
4.3.100.0070.0305.79
4.3.90.0100.0205.79
4.3.80.0070.0375.82
4.3.70.0070.0205.82
4.3.60.0070.0205.80
4.3.50.0030.0275.81
4.3.40.0030.0375.73
4.3.30.0100.0204.66
4.3.20.0030.0274.58
4.3.10.0030.0274.46
4.3.00.0000.0237.56

preferences:
53.33 ms | 400 KiB | 5 Q