3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['adsd.pdf', 'adsd_1.pdf', 'asdasd.docx']; $b = 'adsd'; for($i = 0; $i < count($a); $i++) { print_r(preg_match('/\$' . $b . '_' . '/', $a[$i])); }

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)
8.3.60.0150.00318.43
8.3.50.0120.00618.05
8.3.40.0060.00919.14
8.3.30.0080.00818.92
8.3.20.0050.00319.27
8.3.10.0040.00423.65
8.3.00.0040.00420.88
8.2.180.0070.01418.41
8.2.170.0120.00322.96
8.2.160.0120.00318.93
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00820.53
8.2.120.0000.00926.35
8.2.110.0070.00319.25
8.2.100.0060.00617.93
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0050.00317.75
8.2.60.0050.00518.05
8.2.50.0000.00918.10
8.2.40.0030.00620.47
8.2.30.0000.00819.22
8.2.20.0040.00417.77
8.2.10.0000.00717.94
8.2.00.0000.00718.02
8.1.270.0080.00023.96
8.1.260.0040.00428.09
8.1.250.0100.00728.09
8.1.240.0110.00721.30
8.1.230.0080.00417.82
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0040.00418.55
8.1.160.0030.00618.96
8.1.150.0000.01018.93
8.1.140.0000.00719.47
8.1.130.0040.00417.64
8.1.120.0040.00417.54
8.1.110.0000.00817.65
8.1.100.0080.00017.51
8.1.90.0040.00417.61
8.1.80.0050.00217.57
8.1.70.0000.00817.64
8.1.60.0040.00417.75
8.1.50.0040.00417.63
8.1.40.0060.00317.68
8.1.30.0040.00417.85
8.1.20.0030.00617.72
8.1.10.0040.00417.75
8.1.00.0060.00317.67
8.0.300.0000.00718.77
8.0.290.0020.00516.75
8.0.280.0070.00018.43
8.0.270.0030.00317.28
8.0.260.0030.00317.19
8.0.250.0000.00717.13
8.0.240.0000.00717.10
8.0.230.0000.01017.09
8.0.220.0020.00517.04
8.0.210.0000.00717.07
8.0.200.0000.00716.98
8.0.190.0030.00717.03
8.0.180.0040.00416.99
8.0.170.0040.00416.95
8.0.160.0020.00516.93
8.0.150.0050.00216.97
8.0.140.0000.00716.86
8.0.130.0030.00313.53
8.0.120.0020.00517.06
8.0.110.0070.00016.95
8.0.100.0000.00717.07
8.0.90.0000.00817.06
8.0.80.0150.00016.98
8.0.70.0030.00516.86
8.0.60.0000.00717.08
8.0.50.0000.00717.02
8.0.30.0060.01217.32
8.0.20.0130.00617.44
8.0.10.0070.00017.13
8.0.00.0030.01316.86
7.4.330.0000.00415.08
7.4.320.0030.00316.83
7.4.300.0000.00616.74
7.4.290.0030.00316.64
7.4.280.0050.00316.77
7.4.270.0050.00316.70
7.4.260.0040.00416.86
7.4.250.0050.00316.82
7.4.240.0040.00416.72
7.4.230.0000.00816.81
7.4.220.0120.01816.78
7.4.210.0060.00816.83
7.4.200.0040.00416.58
7.4.160.0050.01016.72
7.4.150.0100.00717.40
7.4.140.0030.01717.86
7.4.130.0110.00616.61
7.4.120.0060.01416.65
7.4.110.0090.00916.49
7.4.100.0130.00316.70
7.4.90.0140.00316.73
7.4.80.0140.00719.39
7.4.70.0100.00616.74
7.4.60.0100.00616.75
7.4.50.0070.00716.51
7.4.40.0080.00816.70
7.4.30.0080.00816.68
7.4.00.0040.00915.34
7.3.330.0000.00513.26
7.3.320.0000.00513.34
7.3.310.0000.00716.26
7.3.300.0070.00016.39
7.3.290.0100.00616.40
7.3.280.0080.00716.39
7.3.270.0040.01417.40
7.3.260.0090.01016.69
7.3.250.0080.01016.63
7.3.240.0100.00816.50
7.3.230.0060.01516.43
7.3.210.0110.00716.63
7.3.200.0080.00816.45
7.3.190.0100.00716.64
7.3.180.0090.00616.65
7.3.170.0030.01316.57
7.3.160.0130.01616.46
7.2.330.0040.01316.92
7.2.320.0120.00916.74
7.2.310.0000.01816.56
7.2.300.0000.01716.59
7.2.290.0180.00416.65
7.2.60.0100.00317.23
7.2.00.0000.01119.84
7.1.200.0040.00815.96
7.1.100.0000.01118.53
7.1.70.0000.01017.45
7.1.60.0140.01119.47
7.1.00.0100.07022.38
7.0.200.0430.00314.71
7.0.70.1500.07319.98
7.0.60.1230.06720.03
7.0.50.1170.05720.33
7.0.40.1330.06320.29
7.0.30.1230.05020.25
7.0.20.1370.06720.35
7.0.10.1470.08720.36
7.0.00.1170.06720.38
5.6.280.0030.07320.91
5.6.220.1230.04720.63
5.6.210.1100.04720.70
5.6.200.1070.06721.13
5.6.190.1300.05721.09
5.6.180.1070.06721.16
5.6.170.1000.05321.04
5.6.160.0870.07021.00
5.6.150.1000.05321.16
5.6.140.1030.06021.09
5.6.130.1170.06021.09
5.6.120.0230.05321.00
5.6.110.0600.05321.15
5.6.100.1270.05321.07
5.6.90.1230.07720.99
5.6.80.1070.05720.54
5.6.70.1130.05020.40
5.6.60.0900.06020.53
5.6.50.1170.06020.54
5.6.40.1230.05320.43
5.6.30.1470.07720.37
5.6.20.1170.06020.41
5.6.10.1270.04720.51
5.6.00.1200.05320.43
5.5.360.1030.06320.55
5.5.350.1000.07020.47
5.5.340.0930.06720.91
5.5.330.1030.05020.88
5.5.320.1030.08320.95
5.5.310.0970.05320.81
5.5.300.1100.07020.88
5.5.290.0900.06020.91
5.5.280.0100.06020.96
5.5.270.1370.04720.91
5.5.260.1370.07720.82
5.5.250.1170.06720.63
5.5.240.1370.06020.23
5.5.230.1470.07020.19
5.5.220.1130.07320.34
5.5.210.1470.05320.16
5.5.200.1230.07020.30
5.5.190.1270.05020.04
5.5.180.1270.07020.29
5.5.160.0930.06720.30
5.5.150.1330.04320.23
5.5.140.1070.06020.30
5.5.130.1100.04720.26
5.5.120.1030.05320.28
5.5.110.1100.06020.20
5.5.100.1170.05320.21
5.5.90.1330.04320.09
5.5.80.1100.05719.98
5.5.70.1230.05719.99
5.5.60.1300.04720.05
5.5.50.1030.05320.19
5.5.40.1070.05020.14
5.5.30.1000.05020.16
5.5.20.1000.07720.20
5.5.10.1030.05720.02
5.5.00.1130.06020.06

preferences:
68.77 ms | 400 KiB | 5 Q