3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_replace("/sensitive/i", "INSENSITIVE", "This is case sensitive")); // URL encoded "/i" with NULL byte; $evilInput = urldecode("%2Fi%00"); $pattern = "/not " . $evilInput . "/"; var_dump(preg_replace($pattern, "TOTALLY ", "preg_replace is NOT injectable!"));

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)
8.4.130.0110.00917.93
8.4.120.0100.00924.10
8.4.110.0090.01018.25
8.4.100.0110.00918.66
8.4.90.0160.00520.66
8.4.80.0080.01220.59
8.4.70.0100.00918.21
8.4.60.0100.00919.06
8.4.50.0080.01318.70
8.4.40.0080.00817.88
8.4.30.0200.00018.60
8.4.20.0120.00819.82
8.4.10.0030.00619.66
8.3.260.0090.00816.94
8.3.250.0120.00718.83
8.3.240.0140.00816.85
8.3.230.0120.00716.88
8.3.220.0090.00619.11
8.3.210.0070.00116.71
8.3.200.0080.00117.02
8.3.190.0100.01016.92
8.3.180.0100.00817.29
8.3.170.0110.00720.53
8.3.160.0130.00318.38
8.3.150.0070.01117.28
8.3.140.0090.00916.88
8.3.130.0080.00016.86
8.3.120.0060.00320.74
8.3.110.0040.00416.88
8.3.100.0030.00624.06
8.3.90.0080.00026.77
8.3.80.0040.00419.36
8.3.70.0090.00618.43
8.3.60.0120.00918.68
8.3.50.0210.00524.62
8.3.40.0030.01918.96
8.3.30.0110.00318.83
8.3.20.0030.00624.18
8.3.10.0070.00024.66
8.3.00.0000.00726.16
8.2.290.0110.00820.43
8.2.280.0100.01318.44
8.2.270.0110.00716.94
8.2.260.0060.00318.78
8.2.250.0130.00718.32
8.2.240.0090.00918.71
8.2.230.0030.00620.94
8.2.220.0030.00637.54
8.2.210.0070.01026.77
8.2.200.0030.00618.88
8.2.190.0040.01116.63
8.2.180.0150.00325.92
8.2.170.0120.00319.03
8.2.160.0070.01022.96
8.2.150.0040.00425.66
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00726.35
8.2.110.0000.00822.04
8.2.100.0090.00317.84
8.2.90.0040.00417.88
8.2.80.0090.00018.96
8.2.70.0030.00617.75
8.2.60.0040.00417.63
8.2.50.0090.00017.63
8.2.40.0060.00319.60
8.2.30.0060.00418.34
8.2.20.0040.00418.00
8.2.10.0050.00219.25
8.2.00.0040.00419.30
8.1.330.0120.00723.74
8.1.320.0130.00918.10
8.1.310.0100.00616.62
8.1.300.0040.00418.45
8.1.290.0000.00930.84
8.1.280.0150.00325.92
8.1.270.0030.00623.99
8.1.260.0050.00228.09
8.1.250.0040.00428.09
8.1.240.0070.00320.47
8.1.230.0090.00319.05
8.1.220.0000.00917.74
8.1.210.0030.00518.77
8.1.200.0080.00017.35
8.1.190.0040.00417.36
8.1.180.0000.00818.10
8.1.170.0040.00417.65
8.1.160.0040.00319.09
8.1.150.0000.00818.96
8.1.140.0000.00718.89
8.1.130.0030.00317.55
8.1.120.0040.00417.62
8.1.110.0040.00417.52
8.1.100.0090.00417.52
8.1.90.0090.00417.55
8.1.80.0070.00717.54
8.1.70.0100.00417.49
8.1.60.0110.00417.60
8.1.50.0130.00217.61
8.1.40.0130.00317.67
8.1.30.0110.00417.79
8.1.20.0090.00617.66
8.1.10.0130.00217.54
8.1.00.0130.00317.51
8.0.300.0000.00818.77
8.0.290.0040.00416.88
8.0.280.0030.00318.50
8.0.270.0050.00217.00
8.0.260.0070.00016.89
8.0.250.0040.00417.05
8.0.240.0030.00317.12
8.0.230.0060.00617.14
8.0.220.0060.00517.01
8.0.210.0080.00416.98
8.0.200.0070.00717.09
8.0.190.0080.00417.03
8.0.180.0110.00217.01
8.0.170.0080.00617.12
8.0.160.0040.00917.00
8.0.150.0100.00416.88
8.0.140.0110.00317.04
8.0.130.0080.00415.81
8.0.120.0100.00317.03
8.0.110.0050.00816.95
8.0.100.0090.00416.93
8.0.90.0080.00517.01
8.0.80.0110.00517.04
8.0.70.0090.00417.02
8.0.60.0070.00716.97
8.0.50.0070.00516.96
8.0.30.0120.00717.02
8.0.20.0100.01017.25
8.0.10.0090.00317.12
8.0.00.0100.00617.10
7.4.330.0040.00015.55
7.4.320.0030.00316.78
7.4.300.0050.00516.67
7.4.290.0090.00416.67
7.4.280.0070.00416.68
7.4.270.0070.00516.61
7.4.260.0080.00315.51
7.4.250.0100.00216.58
7.4.240.0090.00616.69
7.4.230.0060.00816.67
7.4.220.0050.00616.64
7.4.210.0080.00616.68
7.4.200.0040.00716.54
7.4.190.0050.00816.41
7.4.180.0080.00516.71
7.4.160.0110.00216.58
7.4.150.0100.00416.62
7.4.140.0090.00516.49
7.4.130.0100.00516.64
7.4.120.0090.00616.56
7.4.110.0070.00716.66
7.4.100.0100.00516.72
7.4.90.0090.00516.64
7.4.80.0170.00117.44
7.4.70.0070.00816.63
7.4.60.0090.00616.60
7.4.50.0070.00916.49
7.4.40.0090.00516.64
7.4.30.0110.00516.50
7.4.20.0090.00716.58
7.4.10.0120.00516.61
7.4.00.0090.00416.59
7.3.330.0080.00416.29
7.3.320.0090.00315.33
7.3.310.0100.00216.38
7.3.300.0070.00616.38
7.3.290.0110.00516.47
7.3.280.0100.00616.45
7.3.270.0140.00216.42
7.3.260.0130.00516.41
7.3.250.0130.00316.45
7.3.240.0080.00816.48
7.3.230.0090.00716.49
7.3.220.0080.00716.37
7.3.210.0090.00816.39
7.3.200.0140.00116.41
7.3.190.0090.00716.59
7.3.180.0090.00716.53
7.3.170.0080.00716.43
7.3.160.0090.00716.48
7.3.150.0110.00716.49
7.3.140.0070.01016.47
7.3.130.0110.00416.46
7.3.120.0110.00416.42
7.3.110.0110.00516.40
7.3.100.0110.00516.37
7.3.90.0110.00516.66
7.3.80.0110.00516.42
7.3.70.0100.00516.38
7.3.60.0090.00816.41
7.3.50.0100.00616.48
7.3.40.0080.01016.56
7.3.30.0120.00616.46
7.3.20.0130.00517.40
7.3.10.0120.00617.31
7.3.00.0130.00417.30
7.2.340.0120.00216.35
7.2.330.0130.00616.51
7.2.320.0090.00816.58
7.2.310.0110.00516.58
7.2.300.0100.00816.66
7.2.290.0090.00816.51
7.2.280.0120.00516.65
7.2.270.0110.00616.61
7.2.260.0100.00816.59
7.2.250.0100.00616.50
7.2.240.0130.00416.52
7.2.230.0110.00516.63
7.2.220.0110.00616.58
7.2.210.0090.00816.49
7.2.200.0100.00816.64
7.2.190.0110.00516.58
7.2.180.0120.00516.64
7.2.170.0090.00816.71
7.2.160.0080.00916.66
7.2.150.0120.00517.63
7.2.140.0100.00817.55
7.2.130.0140.00617.67
7.2.120.0230.00317.68
7.2.110.0120.00817.57
7.2.100.0100.00817.65
7.2.90.0130.00517.57
7.2.80.0150.00617.69
7.2.70.0130.00517.63
7.2.60.0110.00817.60
7.2.50.0120.00717.58
7.2.40.0120.00717.57
7.2.30.0130.00617.71
7.2.20.0120.00717.58
7.2.10.0110.01117.59
7.2.00.0120.00617.57
7.0.100.0040.00617.00
5.6.400.0050.00615.71
5.6.380.0030.00516.41
5.5.280.0070.00315.71
5.5.80.0010.00916.94
5.4.450.0030.00515.80
5.4.440.0050.00315.66
5.4.360.0030.00415.80
5.4.330.0080.00116.30
5.4.320.0080.00116.30
5.4.290.0090.00016.30
5.4.160.0030.00515.80
5.4.70.0060.00115.80
5.4.60.0040.00315.80
5.4.00.0050.00316.51
5.3.290.0020.00416.73
5.3.230.0040.00515.80
5.2.00.0010.00615.66
5.0.00.0030.00215.80
4.4.00.0010.00215.80

preferences:
123.32 ms | 403 KiB | 5 Q