3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = 'test toto'; $t = preg_replace('/[\s]{2,}/','*',$test); echo $t;

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)
8.3.60.0070.00718.18
8.3.50.0080.01222.99
8.3.40.0110.00418.75
8.3.30.0090.01218.96
8.3.20.0050.00320.29
8.3.10.0040.01123.51
8.3.00.0050.00319.51
8.2.180.0070.01116.50
8.2.170.0130.00618.98
8.2.160.0070.00722.96
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0070.00721.01
8.2.110.0050.00522.10
8.2.100.0080.00318.03
8.2.90.0080.00019.17
8.2.80.0000.00917.97
8.2.70.0040.00417.88
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0040.00419.88
8.2.30.0040.00417.96
8.2.20.0000.00817.93
8.2.10.0040.00418.25
8.2.00.0000.00717.95
8.1.280.0100.00325.92
8.1.270.0040.00423.84
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00323.96
8.1.230.0030.00719.04
8.1.220.0060.00317.79
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0080.00017.38
8.1.180.0000.00818.10
8.1.170.0050.00318.78
8.1.160.0070.00021.97
8.1.150.0000.00718.75
8.1.140.0000.00817.45
8.1.130.0000.00717.83
8.1.120.0040.00417.54
8.1.110.0030.00517.48
8.1.100.0040.00417.60
8.1.90.0100.00017.51
8.1.80.0000.00717.44
8.1.70.0000.00717.50
8.1.60.0000.00817.62
8.1.50.0000.00817.49
8.1.40.0080.00017.63
8.1.30.0040.00417.75
8.1.20.0050.00317.58
8.1.10.0030.00617.54
8.1.00.0030.00617.45
8.0.300.0020.00520.80
8.0.290.0060.00316.88
8.0.280.0070.00018.45
8.0.270.0070.00017.22
8.0.260.0040.00417.27
8.0.250.0000.00717.06
8.0.240.0000.00717.03
8.0.230.0000.00716.99
8.0.220.0030.00316.86
8.0.210.0030.00316.99
8.0.200.0000.00716.90
8.0.190.0060.00316.94
8.0.180.0050.00216.98
8.0.170.0060.00316.95
8.0.160.0000.00716.96
8.0.150.0050.00216.81
8.0.140.0040.00416.93
8.0.130.0070.00013.42
8.0.120.0040.00416.95
8.0.110.0000.00816.89
8.0.100.0050.00216.75
8.0.90.0030.00317.06
8.0.80.0090.00616.96
8.0.70.0080.00016.88
8.0.60.0040.00417.00
8.0.50.0000.00716.91
8.0.30.0120.00916.98
8.0.20.0130.00917.47
8.0.10.0030.00717.03
8.0.00.0120.00617.04
7.4.330.0000.00715.00
7.4.320.0000.00716.76
7.4.300.0000.00616.72
7.4.290.0050.00216.65
7.4.280.0040.00316.81
7.4.270.0070.00016.70
7.4.260.0030.00316.64
7.4.250.0040.00416.73
7.4.240.0040.00416.76
7.4.230.0030.00316.84
7.4.220.0070.01316.77
7.4.210.0070.00716.72
7.4.200.0040.00416.76
7.4.160.0100.00516.57
7.4.150.0090.00917.40
7.4.140.0150.00617.86
7.4.130.0120.00616.63
7.4.120.0100.01116.45
7.4.110.0160.00416.66
7.4.100.0090.00916.60
7.4.90.0070.01016.64
7.4.80.0070.01019.39
7.4.70.0030.01616.59
7.4.60.0100.00616.61
7.4.50.0000.00816.39
7.4.40.0040.01216.50
7.4.30.0120.00316.40
7.4.00.0060.01015.02
7.3.330.0030.00313.24
7.3.320.0050.00013.02
7.3.310.0070.00016.36
7.3.300.0000.00716.36
7.3.290.0120.00316.41
7.3.280.0100.00816.33
7.3.270.0100.00717.40
7.3.260.0090.00916.40
7.3.240.0060.00916.63
7.3.230.0070.01116.48
7.3.210.0120.00616.63
7.3.200.0160.00619.39
7.3.190.0070.01016.61
7.3.180.0080.00816.78
7.3.170.0080.00816.46
7.3.160.0090.00616.37
7.3.120.0080.01014.78
7.3.110.0050.01214.75
7.3.100.0090.00714.82
7.3.90.0070.00715.02
7.3.80.0100.00514.91
7.3.70.0020.01114.71
7.3.60.0060.00614.85
7.3.50.0030.01214.84
7.3.40.0090.00714.84
7.3.30.0110.00514.79
7.3.20.0060.00816.79
7.3.10.0060.00516.57
7.3.00.0080.00516.64
7.2.330.0140.00416.84
7.2.320.0120.00616.86
7.2.310.0150.00616.65
7.2.300.0140.00616.73
7.2.290.0060.01016.61
7.2.250.0050.01315.13
7.2.240.0100.00815.14
7.2.230.0070.01015.13
7.2.220.0070.00615.25
7.2.210.0090.00715.07
7.2.200.0060.00615.19
7.2.190.0100.00415.16
7.2.180.0060.00915.02
7.2.170.0060.00815.15
7.2.00.0000.01019.66
7.1.330.0090.00715.97
7.1.320.0040.00815.93
7.1.310.0060.00816.09
7.1.300.0030.00816.03
7.1.290.0060.00916.09
7.1.280.0060.00716.00
7.1.270.0030.01015.85
7.1.260.0060.00815.87
7.1.100.0000.01218.34
7.1.70.0000.00717.24
7.1.60.0040.02219.40
7.1.50.0140.01017.20
7.1.00.0070.07322.53
7.0.200.0030.00915.05
7.0.140.0100.06722.01
7.0.60.0170.05719.81
7.0.50.0100.03317.92
7.0.40.0070.08720.26
7.0.30.0330.07320.04
7.0.20.0330.07020.21
7.0.10.0100.07720.03
7.0.00.0130.06020.36
5.6.280.0070.06721.11
5.6.210.0030.08720.54
5.6.200.0000.08018.12
5.6.190.0070.04720.64
5.6.180.0400.06320.67
5.6.170.0300.04320.54
5.6.160.0030.04320.46
5.6.150.0130.05318.04
5.6.140.0100.05318.17
5.6.130.0030.04318.11
5.6.120.0070.06021.01
5.6.110.0030.08721.08
5.6.100.0200.06720.97
5.6.90.0130.06021.10
5.6.80.0000.04020.39
5.5.350.2730.03320.37
5.5.340.0030.04317.95
5.5.330.0000.06720.13
5.5.320.0330.04720.56
5.5.310.0230.08020.50
5.5.300.0070.04017.89
5.5.290.0030.05317.98
5.5.280.0230.06720.73
5.5.270.0030.04020.76
5.5.260.0070.06720.83
5.5.250.0070.04320.57
5.5.240.0030.04020.14
5.4.450.0730.05719.32
5.4.440.0770.06019.50
5.4.430.0030.06019.50
5.4.420.0770.05019.33
5.4.410.0430.06319.20
5.4.400.0930.04019.11
5.4.390.0700.06018.84
5.4.380.0100.04718.52
5.4.370.0100.04018.64
5.4.360.0100.05018.48
5.4.350.0080.04811.97
5.4.340.0140.06011.97
5.4.320.0030.03912.45
5.4.310.0050.03812.45
5.4.300.0060.03612.45
5.4.290.0080.03612.45
5.4.280.0060.03512.35
5.4.270.0030.03912.34
5.4.260.0030.04012.34
5.4.250.0070.03712.35
5.4.240.0070.03412.35
5.4.230.0090.03412.34
5.4.220.0060.03612.34
5.4.210.0020.04012.34
5.4.200.0050.03812.34
5.4.190.0030.03912.33
5.4.180.0100.03612.33
5.4.170.0100.03212.34
5.4.160.0050.04312.34
5.4.150.0040.03712.34
5.4.140.0080.03512.02
5.4.130.0040.03812.01
5.4.120.0040.04111.96
5.4.110.0060.04011.96
5.4.100.0080.03811.96
5.4.90.0060.04711.96
5.4.80.0040.04111.96
5.4.70.0030.03711.96
5.4.60.0080.03211.96
5.4.50.0040.03711.96
5.4.40.0040.03611.95
5.4.30.0030.03811.95
5.4.20.0110.04011.95
5.4.10.0050.05211.95
5.4.00.0120.03711.43
5.3.290.0110.03412.80
5.3.280.0070.03712.71
5.3.270.0100.03512.72
5.3.260.0070.03712.72
5.3.250.0050.03812.72
5.3.240.0080.03512.71
5.3.230.0070.04412.71
5.3.220.0070.04212.68
5.3.210.0070.03912.68
5.3.200.0060.03612.68
5.3.190.0050.03912.68
5.3.180.0040.03812.67
5.3.170.0050.03812.67
5.3.160.0040.03912.67
5.3.150.0070.03612.68
5.3.140.0060.03612.66
5.3.130.0060.03812.66
5.3.120.0060.04312.66
5.3.110.0110.04012.65
5.3.100.0060.04212.12
5.3.90.0110.03412.08
5.3.80.0040.03912.08
5.3.70.0050.03912.07
5.3.60.0070.03512.07
5.3.50.0060.03612.00
5.3.40.0040.03912.00
5.3.30.0090.03211.94
5.3.20.0080.03711.72
5.3.10.0090.03211.69
5.3.00.0040.03711.68
5.2.170.0080.0279.18
5.2.160.0070.0309.18
5.2.150.0060.0319.18
5.2.140.0050.0309.17
5.2.130.0090.0399.13
5.2.120.0030.0319.14
5.2.110.0060.0359.14
5.2.100.0030.0319.14
5.2.90.0050.0429.14
5.2.80.0050.0309.13
5.2.70.0050.0309.13
5.2.60.0050.0329.08
5.2.50.0030.0319.05
5.2.40.0020.0309.04
5.2.30.0080.0269.00
5.2.20.0070.0259.00
5.2.10.0050.0278.91
5.2.00.0040.0328.77
5.1.60.0040.0248.06
5.1.50.0040.0258.06
5.1.40.0040.0248.04
5.1.30.0080.0288.39
5.1.20.0060.0258.41
5.1.10.0040.0268.14
5.1.00.0070.0238.13
5.0.50.0040.0206.61
5.0.40.0020.0216.47
5.0.30.0040.0316.29
5.0.20.0030.0196.25
5.0.10.0020.0216.23
5.0.00.0010.0326.22
4.4.90.0030.0154.77
4.4.80.0050.0134.75
4.4.70.0050.0134.75
4.4.60.0060.0124.76
4.4.50.0040.0224.77
4.4.40.0040.0244.71
4.4.30.0030.0154.75
4.4.20.0020.0164.84
4.4.10.0050.0134.84
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0020.0154.67
4.3.90.0030.0204.63
4.3.80.0020.0274.58
4.3.70.0040.0124.63
4.3.60.0020.0144.63
4.3.50.0040.0144.63
4.3.40.0010.0254.54
4.3.30.0020.0163.27
4.3.20.0040.0133.25
4.3.10.0030.0143.21
4.3.00.0130.0207.93

preferences:
46.21 ms | 401 KiB | 5 Q