3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'empty string "" == '; print_r(preg_match("/^([a-zA-Z0-9_\.]*\.js|defaults|\|)*/", "")); echo "\ntest.js == "; print_r(preg_match("/^([a-zA-Z0-9_\.]*\.js|defaults|\|)*/", "test.js")); echo "\n../../config/config.dat == "; print_r(preg_match("/^([a-zA-Z0-9_\.]*\.js|defaults|\|)*/", "../../config/config.dat"));

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)
8.3.60.0110.00416.37
8.3.50.0100.01022.99
8.3.40.0110.00418.66
8.3.30.0070.00718.94
8.3.20.0040.00420.25
8.3.10.0030.00523.63
8.3.00.0000.00819.54
8.2.180.0070.00716.63
8.2.170.0000.01422.96
8.2.160.0070.01120.91
8.2.150.0140.00024.18
8.2.140.0040.01524.66
8.2.130.0050.00322.39
8.2.120.0040.00426.35
8.2.110.0060.00322.39
8.2.100.0120.00018.22
8.2.90.0000.00819.07
8.2.80.0040.00417.97
8.2.70.0070.00317.75
8.2.60.0000.00817.80
8.2.50.0000.00818.10
8.2.40.0040.00422.45
8.2.30.0060.00320.82
8.2.20.0040.00417.80
8.2.10.0040.00417.84
8.2.00.0000.00717.85
8.1.280.0120.00925.92
8.1.270.0040.00423.96
8.1.260.0050.00328.09
8.1.250.0040.00428.09
8.1.240.0080.00022.80
8.1.230.0080.00419.48
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.25
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0040.00418.63
8.1.160.0030.00322.12
8.1.150.0070.00020.86
8.1.140.0000.00719.44
8.1.130.0030.00817.65
8.1.120.0000.00717.45
8.1.110.0000.00717.36
8.1.100.0030.00717.54
8.1.90.0040.00417.44
8.1.80.0050.00517.45
8.1.70.0030.00317.51
8.1.60.0040.00417.63
8.1.50.0040.00417.45
8.1.40.0030.00517.56
8.1.30.0040.00417.60
8.1.20.0080.00017.53
8.1.10.0000.00717.51
8.1.00.0040.00417.55
8.0.300.0080.00018.77
8.0.290.0040.00416.88
8.0.280.0030.00518.44
8.0.270.0030.00317.14
8.0.260.0070.00017.26
8.0.250.0070.00017.05
8.0.240.0000.00817.03
8.0.230.0030.00316.97
8.0.220.0040.00416.92
8.0.210.0070.00016.95
8.0.200.0040.00417.05
8.0.190.0070.00017.03
8.0.180.0000.00717.00
8.0.170.0000.00716.98
8.0.160.0060.00316.98
8.0.150.0040.00416.90
8.0.140.0040.00416.83
8.0.130.0000.00513.40
8.0.120.0030.00516.83
8.0.110.0000.00816.96
8.0.100.0050.00216.75
8.0.90.0000.00816.84
8.0.80.0030.01216.99
8.0.70.0040.00416.88
8.0.60.0040.00416.87
8.0.50.0000.00716.87
8.0.30.0100.00817.29
8.0.20.0120.00917.40
8.0.10.0040.00417.04
8.0.00.0120.00616.68
7.4.330.0020.00215.08
7.4.320.0000.00616.59
7.4.300.0030.00316.53
7.4.290.0000.00716.58
7.4.280.0060.00316.47
7.4.270.0030.00316.61
7.4.260.0070.00316.57
7.4.250.0040.00416.64
7.4.240.0030.00516.59
7.4.230.0030.00316.57
7.4.220.0110.00716.78
7.4.210.0060.00916.70
7.4.200.0070.00016.58
7.4.160.0080.00816.67
7.4.150.0160.00817.40
7.4.140.0140.00817.86
7.4.130.0090.01116.60
7.4.120.0100.00616.45
7.4.110.0030.01416.53
7.4.100.0110.00516.58
7.4.90.0090.01216.64
7.4.80.0110.00519.39
7.4.70.0070.01316.59
7.4.60.0070.01016.64
7.4.50.0040.01416.57
7.4.40.0150.00616.73
7.4.30.0140.00416.61
7.4.00.0100.00715.07
7.3.330.0020.00213.22
7.3.320.0000.00613.09
7.3.310.0030.00516.20
7.3.300.0070.00016.36
7.3.290.0070.00016.34
7.3.280.0090.00816.37
7.3.270.0120.00617.40
7.3.260.0100.00816.56
7.3.250.0100.00816.38
7.3.240.0140.00316.51
7.3.230.0080.00816.71
7.3.210.0190.00316.38
7.3.200.0080.01216.44
7.3.190.0100.01416.45
7.3.180.0030.01516.38
7.3.170.0160.00716.43
7.3.160.0060.01016.66
7.3.120.0070.01014.89
7.3.110.0040.01414.84
7.3.100.0070.00715.13
7.3.90.0100.00314.91
7.3.80.0030.01214.61
7.3.70.0070.01014.87
7.3.60.0090.00614.74
7.3.50.0110.00014.98
7.3.40.0000.01114.91
7.3.30.0030.01014.73
7.3.20.0030.01116.77
7.3.10.0030.00916.58
7.3.00.0020.01516.72
7.2.330.0090.00916.70
7.2.320.0060.01916.77
7.2.310.0070.01416.48
7.2.300.0130.00316.78
7.2.290.0040.01316.58
7.2.250.0040.01514.95
7.2.240.0130.00615.20
7.2.230.0000.01415.16
7.2.220.0060.00615.04
7.2.210.0070.00715.02
7.2.200.0000.01015.07
7.2.190.0030.01215.06
7.2.180.0070.00715.13
7.2.170.0040.01115.22
7.2.130.0040.01117.05
7.2.120.0080.00417.10
7.2.110.0110.00317.05
7.2.100.0120.00616.75
7.2.90.0030.01016.99
7.2.80.0100.00717.00
7.2.70.0030.01317.16
7.2.60.0050.00616.87
7.2.50.0030.01017.02
7.2.40.0070.00317.07
7.2.30.0090.00616.58
7.2.20.0060.00917.10
7.2.10.0060.00917.07
7.2.00.0070.00316.73
7.1.330.0070.00715.52
7.1.320.0000.01415.95
7.1.310.0000.01515.83
7.1.300.0000.00915.83
7.1.290.0030.01015.75
7.1.280.0110.00015.93
7.1.270.0030.01215.97
7.1.260.0000.01815.79
7.1.250.0060.00615.80
7.1.200.0060.00915.84
7.1.70.0060.00917.05
7.1.60.0040.00719.75
7.1.00.0000.08022.42
7.0.200.0190.00814.77
7.0.100.0000.05719.96
7.0.90.0170.07019.86
7.0.80.0030.07720.15
7.0.70.0030.06319.89
7.0.60.0170.03019.90
7.0.50.0070.08020.23
7.0.40.0130.05720.13
7.0.30.0030.09020.17
7.0.20.0100.07020.17
7.0.10.0070.05020.07
7.0.00.0200.05320.04
5.6.250.0130.08020.67
5.6.240.0170.07720.58
5.6.230.0070.08320.68
5.6.220.0070.08020.64
5.6.210.0070.05720.65
5.6.200.0070.08321.02
5.6.190.0100.08021.13
5.6.180.0100.04321.03
5.6.170.0070.08321.17
5.6.160.0070.06721.03
5.6.150.0170.07721.00
5.6.140.0000.05721.01
5.6.130.0130.07320.95
5.6.120.0070.05021.01
5.6.110.0170.07021.00
5.6.100.0070.06320.93
5.6.90.0130.07321.14
5.6.80.0130.07720.41
5.6.70.0100.07320.45
5.6.60.0070.07020.38
5.6.50.0100.05020.41
5.6.40.0030.08020.48
5.6.30.0070.07720.24
5.6.20.0000.06020.42
5.6.10.0130.07320.38
5.6.00.0130.07720.41

preferences:
62.28 ms | 401 KiB | 5 Q