3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'round(12)'; echo preg_replace('/(?=bcsqrt|bcpow|round|ceil|floor)\w++|[^0-9\.\(\)\+\-\/\*%\^:]/', '', $str);

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)
8.3.60.0110.00418.43
8.3.50.0140.00517.58
8.3.40.0180.00418.96
8.3.30.0070.01018.88
8.3.20.0040.00418.85
8.3.10.0040.00420.78
8.3.00.0030.00619.38
8.2.180.0160.00316.50
8.2.170.0070.00722.96
8.2.160.0090.00422.28
8.2.150.0060.01224.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0070.00719.74
8.2.110.0030.00621.04
8.2.100.0080.00318.03
8.2.90.0030.00519.08
8.2.80.0080.00017.97
8.2.70.0030.00517.88
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0050.00318.16
8.2.30.0060.00318.13
8.2.20.0040.00417.87
8.2.10.0080.00017.65
8.2.00.0000.00717.77
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0110.00726.35
8.1.250.0000.00728.09
8.1.240.0080.00322.55
8.1.230.0070.00421.02
8.1.220.0040.00418.77
8.1.210.0000.00818.79
8.1.200.0000.01017.35
8.1.190.0000.00717.40
8.1.180.0060.00318.10
8.1.170.0040.00418.91
8.1.160.0040.00418.80
8.1.150.0040.00418.60
8.1.140.0000.00817.45
8.1.130.0030.00317.93
8.1.120.0000.00717.45
8.1.110.0040.00417.57
8.1.100.0050.00317.54
8.1.90.0070.00017.44
8.1.80.0000.00817.61
8.1.70.0050.00317.56
8.1.60.0040.00417.66
8.1.50.0060.00317.61
8.1.40.0000.00817.59
8.1.30.0000.00717.71
8.1.20.0000.00817.68
8.1.10.0030.00617.68
8.1.00.0040.00417.51
8.0.300.0000.01119.64
8.0.290.0070.00316.88
8.0.280.0000.00618.38
8.0.270.0030.00317.34
8.0.260.0000.00816.86
8.0.250.0000.00717.03
8.0.240.0040.00417.00
8.0.230.0050.00217.00
8.0.220.0030.00316.89
8.0.210.0060.00016.97
8.0.200.0030.00316.95
8.0.190.0040.00416.93
8.0.180.0030.00417.02
8.0.170.0080.00317.00
8.0.160.0000.00717.04
8.0.150.0050.00316.89
8.0.140.0040.00416.96
8.0.130.0030.00313.36
8.0.120.0040.00516.93
8.0.110.0000.00717.00
8.0.100.0040.00416.84
8.0.90.0000.00717.01
8.0.80.0060.01017.02
8.0.70.0050.00317.02
8.0.60.0050.00217.00
8.0.50.0100.00017.04
8.0.30.0100.00917.32
8.0.20.0120.01017.40
8.0.10.0000.00717.12
8.0.00.0110.01017.06
7.4.330.0050.00013.43
7.4.320.0020.00516.82
7.4.300.0000.00716.69
7.4.290.0030.00316.75
7.4.280.0030.00416.77
7.4.270.0000.00716.70
7.4.260.0030.00313.37
7.4.250.0030.00616.73
7.4.240.0000.00716.64
7.4.230.0040.00416.50
7.4.220.0140.00716.74
7.4.210.0070.01116.75
7.4.200.0070.00016.64
7.4.190.0000.00716.57
7.4.160.0060.00916.79
7.4.150.0070.01117.40
7.4.140.0100.00817.18
7.4.130.0090.01016.70
7.4.120.0080.01116.59
7.4.110.0100.00716.60
7.4.100.0060.01216.80
7.4.90.0100.01016.74
7.4.80.0030.01318.80
7.4.70.0040.01416.61
7.4.60.0060.01016.68
7.4.50.0040.00416.61
7.4.40.0090.00622.27
7.4.30.0120.00916.56
7.4.00.0070.00715.21
7.3.330.0080.00013.18
7.3.320.0050.00013.14
7.3.310.0040.00416.32
7.3.300.0040.00416.34
7.3.290.0070.00716.35
7.3.280.0060.00916.30
7.3.270.0090.00917.40
7.3.260.0120.00518.24
7.3.250.0090.01216.52
7.3.240.0070.01116.70
7.3.230.0100.00716.39
7.3.210.0090.00916.38
7.3.200.0030.01519.39
7.3.190.0100.00716.68
7.3.180.0080.00816.66
7.3.170.0120.00816.42
7.3.160.0090.00616.32
7.3.120.0060.00915.25
7.3.10.0100.01316.20
7.3.00.0130.00816.72
7.2.330.0090.00916.64
7.2.320.0100.00916.66
7.2.310.0120.00816.78
7.2.300.0090.01216.75
7.2.290.0070.01416.81
7.2.130.0150.00416.88
7.2.120.0110.01116.70
7.2.110.0100.01016.72
7.2.100.0100.01316.32
7.2.90.0170.00316.64
7.2.80.0150.00816.66
7.2.70.0090.00916.51
7.2.60.0100.01416.75
7.2.50.0140.00916.70
7.2.40.0170.00816.54
7.2.30.0140.01116.85
7.2.20.0180.00716.49
7.2.10.0180.00616.68
7.2.00.0080.00918.25
7.1.250.0150.00615.72
7.1.100.0030.00818.34
7.1.70.0030.00717.36
7.1.60.0070.00719.40
7.1.50.0100.01317.11
7.1.00.0000.08022.34
7.0.200.0030.00616.76
7.0.140.0070.07021.98
7.0.60.0000.04320.00
7.0.50.0100.06017.92
7.0.40.0070.04320.00
7.0.30.0270.04320.35
7.0.20.0270.06020.16
7.0.10.0070.04320.20
7.0.00.0030.04020.34
5.6.210.0000.06720.74
5.6.200.0030.04318.19
5.6.190.0100.07020.41
5.6.180.4270.03720.41
5.6.170.0430.04720.37
5.6.160.0070.04020.38
5.6.150.0000.05318.09
5.6.140.0070.08018.17
5.6.130.0130.07018.15
5.6.120.0130.04720.85
5.6.110.0070.08021.08
5.6.100.0130.08021.00
5.6.90.0030.04020.94
5.6.80.0070.08020.37
5.6.70.4470.03020.42
5.5.350.0130.04320.38
5.5.340.0030.08718.02
5.5.330.0070.04020.23
5.5.320.3170.03320.34
5.5.310.0300.06320.30
5.5.300.0100.07717.88
5.5.290.0070.08017.96
5.5.280.0070.08320.79
5.5.270.0000.04720.83
5.5.260.0000.08020.85
5.5.250.0030.04020.68
5.5.240.0170.04720.14
5.4.450.0000.04319.57
5.4.440.0030.04319.54
5.4.430.0100.04319.41
5.4.420.2100.04319.45
5.4.410.0170.04719.13
5.4.400.0070.03718.94
5.4.390.0000.04019.21
5.4.380.1470.03719.09
5.4.370.0030.03719.10
5.4.360.0000.04019.13
5.4.350.0900.03318.92
5.4.340.2070.04318.90
5.4.320.0070.05319.09
5.4.310.0030.03718.80
5.4.300.0170.04019.08
5.4.290.0230.04719.21
5.4.280.0230.05019.13
5.4.270.0130.04319.07
5.4.260.0170.03719.08
5.4.250.0070.04719.08
5.4.240.0130.05018.91
5.4.230.0170.03719.07
5.4.220.0130.07019.23
5.4.210.0100.04319.05
5.4.200.0200.03319.08
5.4.190.0070.03318.88
5.4.180.0030.03718.92
5.4.170.0530.03719.07
5.4.160.0030.03719.11
5.4.150.0070.04719.07
5.4.140.0270.03716.16
5.4.130.0170.06016.31
5.4.120.0200.04716.32
5.4.110.0130.04016.50
5.4.100.0100.03716.39
5.4.90.0170.07016.41
5.4.80.0230.03016.37
5.4.70.0330.03016.45
5.4.60.0200.06716.28
5.4.50.0200.04316.27
5.4.40.0270.04716.36
5.4.30.0170.04016.36
5.4.20.0200.03016.28
5.4.10.0100.04016.36
5.4.00.0130.03715.71
5.3.290.0230.03014.60
5.3.280.0100.04314.54
5.3.270.0200.04714.61
5.3.260.0130.05014.51
5.3.250.0170.03714.46
5.3.240.0100.04014.55
5.3.230.0100.04314.50
5.3.220.0230.04314.52
5.3.210.0200.07014.61
5.3.200.0270.06714.40
5.3.190.0200.05714.61
5.3.180.0200.07714.65
5.3.170.0200.04314.65
5.3.160.0230.05714.42
5.3.150.0330.04014.48
5.3.140.0230.06714.45
5.3.130.0200.03314.51
5.3.120.0270.06714.53
5.3.110.0170.04014.59
5.3.100.0200.04713.88
5.3.90.0200.06714.00
5.3.80.0230.04314.03
5.3.70.0430.04013.79
5.3.60.0200.04313.78
5.3.50.0030.03713.88
5.3.40.0030.04013.84
5.3.30.0030.05713.70
5.3.20.0000.04313.59
5.3.10.1630.03013.60
5.3.00.2030.04713.58
5.2.170.1900.03311.19
5.2.160.1670.02711.15
5.2.150.1600.03011.30
5.2.140.1700.04011.07
5.2.130.0000.05011.12
5.2.120.0070.03011.05
5.2.110.0470.05710.95
5.2.100.0130.03010.95
5.2.90.0100.04011.11
5.2.80.0030.03011.14
5.2.70.0200.03710.95
5.2.60.0100.03311.05
5.2.50.0000.03011.18
5.2.40.0130.01711.07
5.2.30.0030.02710.98
5.2.20.0100.02710.90
5.2.10.0000.03710.94
5.2.00.0030.02710.86
5.1.60.0700.02310.13
5.1.50.1270.03010.11
5.1.40.1330.02010.06
5.1.30.0030.03310.41
5.1.20.0030.02310.28
5.1.10.0000.03010.00
5.1.00.0500.02710.07
5.0.50.0030.0238.52
5.0.40.0030.0238.34
5.0.30.0000.0438.30
5.0.20.0000.0208.07
5.0.10.0000.0208.17
5.0.00.0000.0308.12
4.4.90.0000.0237.93
4.4.80.0000.0207.93
4.4.70.0030.0137.93
4.4.60.0030.0137.93
4.4.50.0030.0177.93
4.4.40.0030.0207.93
4.4.30.0000.0207.93
4.4.20.0000.0177.93
4.4.10.0000.0177.93
4.4.00.0400.0307.93
4.3.110.0700.0137.93
4.3.100.0500.0177.93
4.3.90.0000.0237.93
4.3.80.0000.0307.93
4.3.70.0000.0307.93
4.3.60.0030.0107.93
4.3.50.0030.0177.93
4.3.40.0000.0237.93
4.3.30.0200.0237.93
4.3.20.0300.0177.93
4.3.10.0000.0177.93
4.3.00.0000.0177.93

preferences:
49.09 ms | 401 KiB | 5 Q