3v4l.org

run code in 300+ PHP versions simultaneously
<?php $patterns = ['/x\b/' => '', '/o\b/' => '', '/b\b/' => '']; echo preg_replace(array_keys($patterns), $patterns, 'The box is in the box', 1);

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)
8.4.130.0130.00617.70
8.4.120.0100.00920.50
8.4.110.0130.00722.61
8.4.100.0110.00917.73
8.4.90.0150.00618.61
8.4.80.0110.00918.04
8.4.70.0030.00518.31
8.4.60.0090.01118.78
8.4.50.0100.00918.63
8.4.40.0130.00717.84
8.4.30.0130.00717.85
8.4.20.0150.00620.44
8.4.10.0060.00320.55
8.3.260.0130.00516.66
8.3.250.0110.00619.02
8.3.240.0060.01016.61
8.3.230.0150.00416.79
8.3.220.0110.00817.30
8.3.210.0060.00916.68
8.3.200.0050.00416.43
8.3.190.0130.01016.56
8.3.180.0020.00620.72
8.3.170.0120.00620.49
8.3.160.0070.01118.36
8.3.150.0120.00616.81
8.3.140.0050.00317.23
8.3.130.0000.00818.53
8.3.120.0060.00318.79
8.3.110.0060.00320.94
8.3.100.0080.00016.62
8.3.90.0120.00326.77
8.3.80.0060.00318.40
8.3.70.0120.00616.63
8.3.60.0150.00018.43
8.3.50.0140.00317.55
8.3.40.0070.00718.79
8.3.30.0140.00718.98
8.3.20.0080.00021.75
8.3.10.0030.00620.64
8.3.00.0050.00319.51
8.2.290.0110.00820.68
8.2.280.0140.00718.76
8.2.270.0070.01120.59
8.2.260.0040.00416.40
8.2.250.0070.00716.47
8.2.240.0030.00618.75
8.2.230.0060.00322.58
8.2.220.0070.00424.06
8.2.210.0060.00326.77
8.2.200.0090.00018.41
8.2.190.0000.01516.75
8.2.180.0130.00725.92
8.2.170.0120.00322.96
8.2.160.0040.01122.28
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00217.91
8.2.120.0070.00026.35
8.2.110.0030.00621.04
8.2.100.0030.00918.03
8.2.90.0000.00819.77
8.2.80.0040.00417.97
8.2.70.0040.00417.80
8.2.60.0030.00518.09
8.2.50.0000.00818.10
8.2.40.0030.00619.24
8.2.30.0000.00919.30
8.2.20.0040.00418.15
8.2.10.0040.00419.37
8.2.00.0000.00717.89
8.1.330.0070.01121.93
8.1.320.0050.00916.34
8.1.310.0100.00718.60
8.1.300.0040.00417.87
8.1.290.0040.00430.84
8.1.280.0070.00725.92
8.1.270.0070.00020.28
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0100.00019.13
8.1.230.0070.00420.87
8.1.220.0040.00417.74
8.1.210.0050.00618.84
8.1.200.0030.00617.38
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0000.00818.72
8.1.160.0040.00418.88
8.1.150.0040.00418.88
8.1.140.0040.00418.90
8.1.130.0000.00720.14
8.1.120.0000.00717.52
8.1.110.0030.00517.45
8.1.100.0040.00417.52
8.1.90.0000.00717.41
8.1.80.0040.00417.41
8.1.70.0070.00017.44
8.1.60.0040.00417.55
8.1.50.0000.00817.55
8.1.40.0040.00417.63
8.1.30.0050.00317.78
8.1.20.0020.00517.57
8.1.10.0040.00417.61
8.1.00.0040.00417.44
8.0.300.0040.00419.69
8.0.290.0040.00416.88
8.0.280.0000.00718.32
8.0.270.0030.00317.31
8.0.260.0060.00018.39
8.0.250.0060.00017.10
8.0.240.0070.00017.09
8.0.230.0000.00717.06
8.0.220.0000.00716.83
8.0.210.0030.00316.93
8.0.200.0050.00217.01
8.0.190.0070.00016.89
8.0.180.0030.00517.04
8.0.170.0060.00316.99
8.0.160.0030.00516.92
8.0.150.0070.00016.82
8.0.140.0000.00716.93
8.0.130.0030.00313.36
8.0.120.0030.00616.95
8.0.110.0000.00816.94
8.0.100.0040.00416.80
8.0.90.0000.00816.88
8.0.80.0100.00716.97
8.0.70.0070.00016.91
8.0.60.0030.00616.91
8.0.50.0030.00516.95
8.0.30.0110.00617.32
8.0.20.0110.00817.40
8.0.10.0000.00817.13
8.0.00.0080.00916.94
7.4.330.0000.00415.55
7.4.320.0030.00316.65
7.4.300.0030.00316.55
7.4.290.0050.00316.64
7.4.280.0030.00516.48
7.4.270.0000.00716.64
7.4.260.0050.00316.62
7.4.250.0000.00716.61
7.4.240.0040.00416.67
7.4.230.0040.00416.55
7.4.220.0040.00416.74
7.4.210.0060.01116.74
7.4.200.0070.00016.53
7.4.160.0070.01016.76
7.4.130.0120.00916.52
7.4.120.0120.01516.60
7.4.110.0120.00616.73
7.4.100.0030.01316.54
7.4.90.0100.00716.78
7.4.80.0170.00319.39
7.4.70.0090.00616.64
7.4.60.0140.00616.64
7.4.50.0000.01616.43
7.4.40.0170.00016.69
7.4.00.0070.00714.88
7.3.330.0020.00213.26
7.3.320.0060.00013.07
7.3.310.0040.00416.34
7.3.300.0030.00316.34
7.3.290.0040.00416.27
7.3.280.0060.00816.19
7.3.260.0100.01116.43
7.3.240.0120.01016.39
7.3.230.0140.00316.34
7.3.210.0060.00916.34
7.3.200.0120.00816.41
7.3.190.0070.01416.30
7.3.180.0110.00716.54
7.3.170.0100.00716.49
7.3.160.0030.01216.74
7.3.10.0350.00014.78
7.3.00.0330.00914.79
7.2.330.0000.01616.65
7.2.320.0030.01416.66
7.2.310.0200.00316.59
7.2.300.0080.00816.60
7.2.290.0080.00816.46
7.2.130.0370.01314.96
7.2.120.0400.00615.15
7.2.110.0380.01715.07
7.2.100.0540.00615.05
7.2.90.0390.00014.99
7.2.80.0520.00714.95
7.2.70.0580.00615.11
7.2.60.0410.00715.13
7.2.50.0610.00714.96
7.2.40.0280.00814.77
7.2.30.0360.00315.17
7.2.20.0410.01614.89
7.2.10.0400.02315.14
7.2.00.0350.00615.23
7.1.250.0350.01014.00

preferences:
88.48 ms | 403 KiB | 5 Q