3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = ' Hello World'; //x4 spaces echo preg_replace("/\G(^ |\n ) {2}/","\t",$var);

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)
8.3.60.0170.00318.43
8.3.50.0090.01122.12
8.3.40.0040.01418.97
8.3.30.0030.01419.06
8.3.20.0000.01420.29
8.3.10.0060.00323.51
8.3.00.0070.00020.49
8.2.180.0070.01016.63
8.2.170.0070.01022.96
8.2.160.0090.00922.44
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0060.01226.16
8.2.120.0080.00020.89
8.2.110.0040.00422.20
8.2.100.0060.00617.84
8.2.90.0050.00319.21
8.2.80.0090.00018.04
8.2.70.0080.00017.63
8.2.60.0000.00717.93
8.2.50.0080.00018.07
8.2.40.0080.00018.34
8.2.30.0040.00418.06
8.2.20.0000.00717.68
8.2.10.0040.00417.84
8.2.00.0040.00417.72
8.1.280.0110.00425.92
8.1.270.0080.00023.84
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0060.00619.02
8.1.220.0000.00817.78
8.1.210.0030.00818.77
8.1.200.0000.01017.35
8.1.190.0030.00617.53
8.1.180.0050.00318.10
8.1.170.0000.00818.71
8.1.160.0040.00422.04
8.1.150.0000.00718.64
8.1.140.0030.00517.54
8.1.130.0030.00317.79
8.1.120.0070.00017.48
8.1.110.0000.00717.44
8.1.100.0070.00317.61
8.1.90.0070.00017.58
8.1.80.0070.00017.55
8.1.70.0070.00017.44
8.1.60.0000.00917.49
8.1.50.0000.00817.50
8.1.40.0040.00417.56
8.1.30.0050.00217.71
8.1.20.0040.00417.63
8.1.10.0040.00417.63
8.1.00.0080.00017.61
8.0.300.0050.00218.77
8.0.290.0070.00017.18
8.0.280.0000.00718.33
8.0.270.0000.00717.27
8.0.260.0030.00316.84
8.0.250.0060.00017.03
8.0.240.0030.00617.12
8.0.230.0030.00617.03
8.0.220.0020.00416.91
8.0.210.0030.00316.86
8.0.200.0000.00617.05
8.0.190.0040.00416.95
8.0.180.0000.00716.97
8.0.170.0080.00016.97
8.0.160.0070.00016.89
8.0.150.0050.00316.80
8.0.140.0040.00416.91
8.0.130.0000.00613.45
8.0.120.0040.00416.91
8.0.110.0050.00217.04
8.0.100.0040.00416.92
8.0.90.0050.00216.91
8.0.80.0060.01016.93
8.0.70.0000.00716.96
8.0.60.0040.00416.96
8.0.50.0040.00416.86
8.0.30.0110.00917.03
8.0.20.0030.01417.40
8.0.10.0080.00016.94
8.0.00.0150.00716.94
7.4.330.0000.00515.16
7.4.320.0030.00316.77
7.4.300.0030.00316.73
7.4.290.0030.00316.65
7.4.280.0040.00416.71
7.4.270.0040.00316.54
7.4.260.0050.00316.66
7.4.250.0040.00416.59
7.4.240.0020.00516.79
7.4.230.0050.00316.68
7.4.220.0090.00916.86
7.4.210.0040.01116.81
7.4.200.0030.00316.73
7.4.190.0050.00216.91
7.4.160.0120.00316.68
7.4.150.0140.01417.40
7.4.140.0110.00617.86
7.4.130.0100.00616.64
7.4.120.0150.00616.62
7.4.110.0140.00316.55
7.4.100.0100.00716.80
7.4.90.0030.01416.72
7.4.80.0170.00316.63
7.4.70.0030.01316.58
7.4.60.0140.00316.52
7.4.50.0000.00516.53
7.4.40.0030.01222.77
7.4.30.0100.00716.64
7.4.00.0070.01014.89
7.3.330.0030.00513.13
7.3.320.0000.00613.13
7.3.310.0070.00016.12
7.3.300.0030.00416.23
7.3.290.0040.01116.24
7.3.280.0090.01016.29
7.3.270.0150.00617.40
7.3.260.0130.01016.36
7.3.250.0130.00816.53
7.3.240.0110.00716.48
7.3.230.0110.01216.71
7.3.210.0100.00616.63
7.3.200.0080.01119.39
7.3.190.0080.00916.54
7.3.180.0130.00316.37
7.3.170.0090.00616.82
7.3.160.0060.01016.21
7.3.120.0000.01714.68
7.3.10.0040.01116.79
7.3.00.0070.00716.69
7.2.330.0120.00616.46
7.2.320.0060.01516.62
7.2.310.0060.01616.75
7.2.300.0030.01316.63
7.2.290.0090.00616.72
7.2.130.0100.00716.65
7.2.120.0030.01016.98
7.2.110.0060.00916.77
7.2.100.0030.00717.11
7.2.90.0090.00617.06
7.2.80.0120.00316.93
7.2.70.0070.00417.12
7.2.60.0040.01316.86
7.2.50.0040.01116.81
7.2.40.0120.00016.90
7.2.30.0040.01116.73
7.2.20.0070.00716.95
7.2.10.0100.00016.70
7.2.00.0100.00818.13
7.1.250.0060.00316.08
7.1.200.0100.00715.77
7.1.100.0000.01018.35
7.1.70.0080.00017.46
7.1.60.0060.01819.32
7.1.50.0110.00716.86
7.1.00.0030.07722.59
7.0.200.0080.00416.60
7.0.140.0000.07721.95
7.0.70.0000.08321.76
7.0.60.0100.08721.77
7.0.50.0030.08722.05
7.0.40.0070.04319.95
7.0.30.0070.04320.00
7.0.20.0100.07720.12
7.0.10.0030.08720.17
7.0.00.0070.09020.02
5.6.280.0070.07020.98
5.6.220.0070.08320.66
5.6.210.0030.05320.64
5.6.200.0030.09021.03
5.6.190.0030.05321.16
5.6.180.0100.07020.99
5.6.170.0130.06721.00
5.6.160.0030.08721.03
5.6.150.0130.08021.11
5.6.140.0030.06020.94
5.6.130.0000.09321.09
5.6.120.0030.09021.04
5.6.110.0070.09021.00
5.6.100.0100.07721.05
5.6.90.0000.09021.04
5.6.80.0130.07320.51
5.6.70.0030.07020.45
5.6.60.0100.07020.42
5.6.50.0070.04020.41
5.6.40.0070.08020.40
5.6.30.0000.08320.42
5.6.20.0030.04720.52
5.6.10.0070.08320.28
5.6.00.0070.08320.45
5.5.360.0070.08020.49
5.5.350.0100.06720.45
5.5.340.0100.07320.88
5.5.330.0070.05720.87
5.5.320.0030.08320.73
5.5.310.0100.08020.79
5.5.300.0070.06020.86
5.5.290.0100.07720.73
5.5.280.0100.08320.89
5.5.270.0100.07720.71
5.5.260.0070.08020.91
5.5.250.0030.04320.67
5.5.240.0030.08020.29
5.5.230.0070.05320.19
5.5.220.0070.08020.27
5.5.210.0000.09020.30
5.5.200.0130.04320.14
5.5.190.0030.06320.22
5.5.180.0170.07020.20
5.5.160.0070.05320.25
5.5.150.0030.05720.22
5.5.140.0070.08020.21
5.5.130.0070.07720.23
5.5.120.0030.08320.16
5.5.110.0070.08020.20
5.5.100.0030.08320.07
5.5.90.0070.06720.05
5.5.80.0070.07719.93
5.5.70.0130.07720.14
5.5.60.0030.06020.09
5.5.50.0070.06720.05
5.5.40.0070.05320.14
5.5.30.0130.07720.04
5.5.20.0070.06320.07
5.5.10.0070.06020.07
5.5.00.0130.04719.94
5.4.450.0170.06319.43
5.4.440.0070.08019.30
5.4.430.0070.07019.39
5.4.420.0070.03719.27
5.4.410.0000.07719.28
5.4.400.0030.08319.06
5.4.390.0030.07719.04
5.4.380.0030.08019.04
5.4.370.0100.07019.09
5.4.360.0100.07319.04
5.4.350.0100.07319.02
5.4.340.0070.05319.05
5.4.320.0130.08019.12
5.4.310.0000.08018.98
5.4.300.0000.07718.97
5.4.290.0030.07019.23
5.4.280.0070.07318.88
5.4.270.0070.05318.96
5.4.260.0070.07019.14
5.4.250.0130.07319.09
5.4.240.0000.08019.22
5.4.230.0000.08018.80
5.4.220.0130.07319.05
5.4.210.0030.06019.22
5.4.200.0000.06718.80
5.4.190.0000.08019.03
5.4.180.0070.08019.11
5.4.170.0100.07319.09
5.4.160.0030.07719.10
5.4.150.0070.06019.03
5.4.140.0070.07016.38
5.4.130.0030.06016.29
5.4.120.0070.07016.27
5.4.110.0070.08016.31
5.4.100.0100.07316.40
5.4.90.0070.07016.40
5.4.80.0070.07716.21
5.4.70.0030.08316.34
5.4.60.0030.07716.41
5.4.50.0070.07316.20
5.4.40.0100.06716.36
5.4.30.0070.07316.30
5.4.20.0070.07316.32
5.4.10.0070.07716.41
5.4.00.0000.06315.71
5.3.290.0100.07714.64
5.3.280.0030.08014.56
5.3.270.0100.07014.56
5.3.260.0000.07714.45
5.3.250.0000.07714.55
5.3.240.0030.07314.51
5.3.230.0000.08014.60
5.3.220.0000.08014.52
5.3.210.0030.06714.42
5.3.200.0100.06314.42
5.3.190.0130.06714.55
5.3.180.0000.05314.54
5.3.170.0030.05314.39
5.3.160.0030.07314.41
5.3.150.0030.07314.56
5.3.140.0030.05314.51
5.3.130.0030.05314.49
5.3.120.0030.06314.41
5.3.110.0030.06014.36
5.3.100.0130.06313.98
5.3.90.0100.07013.88
5.3.80.0030.05713.99
5.3.70.0030.05313.96
5.3.60.0030.07713.99
5.3.50.0100.06713.80
5.3.40.0030.07313.71
5.3.30.0070.06713.88
5.3.20.0070.07313.48
5.3.10.0070.07313.56
5.3.00.0030.07713.59
5.2.170.0070.05012.45
5.2.160.0000.07012.45
5.2.150.0100.06012.45
5.2.140.0030.04012.45
5.2.130.0170.03712.45
5.2.120.0000.06312.45
5.2.110.0070.05712.45
5.2.100.0100.04312.45
5.2.90.0070.06012.45
5.2.80.0000.06012.45
5.2.70.0030.05012.45
5.2.60.0030.06312.45
5.2.50.0070.06712.45
5.2.40.0030.05712.45
5.2.30.0030.06012.45
5.2.20.0030.04312.45
5.2.10.0000.06712.45
5.2.00.0070.06012.45
5.1.60.0000.04312.45
5.1.50.0070.02312.45
5.1.40.0000.04312.45
5.1.30.0070.05312.45
5.1.20.0000.04312.45
5.1.10.0030.05312.45
5.1.00.0000.05012.45
5.0.50.0000.04712.45
5.0.40.0000.04312.45
5.0.30.0030.06312.45
5.0.20.0030.03712.45
5.0.10.0030.03712.45
5.0.00.0000.07012.45
4.4.90.0030.02712.45
4.4.80.0030.02712.45
4.4.70.0000.03712.45
4.4.60.0000.03712.45
4.4.50.0000.04012.45
4.4.40.0000.04312.45
4.4.30.0000.01712.45
4.4.20.0000.02712.45
4.4.10.0000.03712.45
4.4.00.0000.05312.45
4.3.110.0000.03012.45
4.3.100.0100.02312.45
4.3.90.0030.03312.45
4.3.80.0070.04712.45
4.3.70.0030.03312.45
4.3.60.0000.03312.45
4.3.50.0000.03712.45
4.3.40.0000.05712.45
4.3.30.0030.03712.45
4.3.20.0030.02312.45
4.3.10.0000.02312.45
4.3.00.0000.03712.45

preferences:
50.93 ms | 401 KiB | 5 Q