3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string="@smn and @someone are web developers"; preg_match_all('/(?<!\w)@\w+/',$string,$matches); print_r($matches[0]);

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)
8.3.60.0100.00718.55
8.3.50.0110.00823.04
8.3.40.0140.00718.96
8.3.30.0070.01118.79
8.3.20.0030.00520.38
8.3.10.0040.00423.70
8.3.00.0040.00419.58
8.2.180.0000.01416.88
8.2.170.0120.00619.04
8.2.160.0110.00422.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00422.21
8.2.120.0040.00426.35
8.2.110.0090.00021.16
8.2.100.0080.00418.03
8.2.90.0040.00418.03
8.2.80.0080.00017.97
8.2.70.0080.00017.88
8.2.60.0090.00017.93
8.2.50.0040.00418.10
8.2.40.0080.00020.48
8.2.30.0050.00321.11
8.2.20.0040.00417.89
8.2.10.0070.00017.90
8.2.00.0000.00818.01
8.1.280.0060.00925.92
8.1.270.0000.00823.91
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0030.00622.24
8.1.230.0060.00621.04
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00817.47
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0040.00418.70
8.1.160.0030.00322.12
8.1.150.0030.00620.67
8.1.140.0040.00419.63
8.1.130.0040.00417.75
8.1.120.0040.00417.55
8.1.110.0040.00417.43
8.1.100.0050.00217.56
8.1.90.0070.00317.53
8.1.80.0040.00317.41
8.1.70.0030.00317.51
8.1.60.0000.01117.71
8.1.50.0000.00817.59
8.1.40.0070.00417.48
8.1.30.0000.00917.75
8.1.20.0000.00717.75
8.1.10.0000.00717.75
8.1.00.0000.00717.64
8.0.300.0000.00719.90
8.0.290.0040.00416.88
8.0.280.0030.00318.36
8.0.270.0030.00317.27
8.0.260.0000.00618.77
8.0.250.0070.00017.12
8.0.240.0030.00716.95
8.0.230.0030.00317.08
8.0.220.0050.00316.88
8.0.210.0030.00316.89
8.0.200.0040.00717.07
8.0.190.0030.00616.93
8.0.180.0050.00316.98
8.0.170.0050.00417.04
8.0.160.0000.00816.94
8.0.150.0040.00416.94
8.0.140.0000.00916.91
8.0.130.0030.00313.41
8.0.120.0070.00016.87
8.0.110.0040.00416.92
8.0.100.0040.00416.98
8.0.90.0030.00316.81
8.0.80.0070.01416.90
8.0.70.0070.00016.85
8.0.60.0040.00416.83
8.0.50.0070.00017.06
8.0.30.0080.01117.20
8.0.20.0130.01117.43
8.0.10.0000.00817.04
8.0.00.0070.01116.99
7.4.330.0000.00515.12
7.4.320.0000.00616.63
7.4.300.0060.00016.66
7.4.290.0080.00016.79
7.4.280.0040.00416.59
7.4.270.0000.00716.76
7.4.260.0000.00716.63
7.4.250.0020.00516.63
7.4.240.0040.00416.73
7.4.230.0000.00716.68
7.4.220.0090.00616.60
7.4.210.0060.00916.70
7.4.200.0000.00716.59
7.4.160.0110.00516.61
7.4.150.0110.00617.40
7.4.140.0120.00717.86
7.4.130.0080.01116.76
7.4.120.0110.00816.63
7.4.110.0120.01116.66
7.4.100.0160.00716.54
7.4.90.0080.01416.57
7.4.80.0120.00619.39
7.4.70.0100.01116.58
7.4.60.0100.00716.68
7.4.50.0110.00616.53
7.4.40.0130.00316.79
7.4.30.0110.00716.68
7.4.00.0080.00615.20
7.3.330.0060.00013.28
7.3.320.0000.00513.07
7.3.310.0000.00716.28
7.3.300.0000.00716.37
7.3.290.0070.00816.39
7.3.280.0130.00516.36
7.3.270.0100.00717.40
7.3.260.0080.00916.50
7.3.250.0050.01216.58
7.3.240.0120.01016.35
7.3.230.0080.01116.57
7.3.210.0110.00616.86
7.3.200.0100.00616.66
7.3.190.0090.00616.33
7.3.180.0070.01416.59
7.3.170.0080.01616.77
7.3.160.0210.01916.41
7.3.120.0110.01115.00
7.3.110.0030.01415.14
7.3.100.0030.01414.99
7.3.90.0030.00614.85
7.3.80.0120.00314.84
7.3.70.0040.00714.84
7.3.60.0130.00314.75
7.3.50.0040.01214.85
7.3.40.0030.00614.71
7.3.30.0000.01414.89
7.3.20.0120.00316.76
7.3.10.0060.00616.51
7.3.00.0080.00316.74
7.2.330.0170.00016.63
7.2.320.0110.00616.71
7.2.310.0090.00916.78
7.2.300.0090.00816.74
7.2.290.0100.00716.63
7.2.250.0100.01315.07
7.2.240.0030.01314.68
7.2.230.0080.00415.28
7.2.220.0090.00615.10
7.2.210.0030.00615.07
7.2.200.0040.00815.06
7.2.190.0000.01615.04
7.2.180.0040.01115.10
7.2.170.0030.00915.07
7.2.60.0030.00917.01
7.2.00.0040.01119.35
7.1.330.0100.00316.09
7.1.320.0030.00916.19
7.1.310.0030.00916.11
7.1.300.0080.00515.90
7.1.290.0040.01416.00
7.1.280.0070.00715.81
7.1.270.0030.00915.78
7.1.260.0040.00715.94
7.1.200.0030.01015.86
7.1.70.0030.01317.15
7.1.60.0080.00319.45
7.1.00.0070.08722.46
7.0.200.0030.00716.74
7.0.80.0230.06320.00
7.0.70.0100.06020.00
7.0.60.0100.06320.00
7.0.50.0170.06720.40
7.0.40.0100.06320.34
7.0.30.0130.07020.20
7.0.20.0300.07020.46
7.0.10.0130.06320.35
7.0.00.0230.07020.32
5.6.230.0070.08020.66
5.6.220.0170.06020.79
5.6.210.0130.06320.82
5.6.200.0130.06021.17
5.6.190.0130.05721.05
5.6.180.0170.05721.09
5.6.170.0230.05321.12
5.6.160.0200.08321.11
5.6.150.0200.05721.09
5.6.140.0170.05321.07
5.6.130.0230.06321.19
5.6.120.0100.08021.12
5.6.110.0070.08321.00
5.6.100.0270.07021.00
5.6.90.0230.07721.17
5.6.80.0100.06020.46
5.6.70.0100.06320.51
5.6.60.0100.06720.41
5.6.50.0200.05320.46
5.6.40.0100.05720.43
5.6.30.0170.05320.53
5.6.20.0130.07020.42
5.6.10.0200.05720.41
5.6.00.0170.05320.42

preferences:
40.69 ms | 401 KiB | 5 Q