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)
8.3.60.0140.00016.75
8.3.50.0120.01216.69
8.3.40.0110.01118.93
8.3.30.0110.00318.75
8.3.20.0040.00418.73
8.3.10.0030.00520.78
8.3.00.0120.00919.25
8.2.180.0140.00018.26
8.2.170.0070.01122.96
8.2.160.0070.00720.53
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00419.74
8.2.110.0030.00719.52
8.2.100.0120.00017.84
8.2.90.0040.00719.48
8.2.80.0070.00019.34
8.2.70.0040.00417.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.09
8.2.30.0000.00818.08
8.2.20.0050.00217.73
8.2.10.0040.00417.84
8.2.00.0040.00417.77
8.1.280.0040.01125.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0060.00322.61
8.1.230.0110.00021.04
8.1.220.0040.00417.79
8.1.210.0000.00818.91
8.1.200.0060.00317.35
8.1.190.0050.00217.51
8.1.180.0000.00818.10
8.1.170.0000.00818.90
8.1.160.0000.00818.91
8.1.150.0060.00318.66
8.1.140.0060.00317.59
8.1.130.0000.00817.84
8.1.120.0000.00717.55
8.1.110.0040.00417.55
8.1.100.0040.00417.56
8.1.90.0040.00317.56
8.1.80.0000.00717.53
8.1.70.0040.00417.52
8.1.60.0030.00617.67
8.1.50.0040.00417.51
8.1.40.0050.00217.56
8.1.30.0000.00817.75
8.1.20.0050.00317.75
8.1.10.0000.00717.70
8.1.00.0040.00417.53
8.0.300.0040.00419.86
8.0.290.0080.00016.88
8.0.280.0030.00318.48
8.0.270.0000.00717.21
8.0.260.0000.00716.95
8.0.250.0000.00817.13
8.0.240.0040.00417.09
8.0.230.0040.00416.93
8.0.220.0040.00417.00
8.0.210.0030.00317.00
8.0.200.0030.00316.95
8.0.190.0050.00316.98
8.0.180.0060.00417.07
8.0.170.0060.00317.01
8.0.160.0000.00716.93
8.0.150.0000.00816.79
8.0.140.0070.00016.99
8.0.130.0050.00013.42
8.0.120.0030.00316.89
8.0.110.0000.00716.91
8.0.100.0050.00316.93
8.0.90.0070.00017.04
8.0.80.0060.01016.85
8.0.70.0080.00016.98
8.0.60.0030.00417.03
8.0.50.0080.00016.90
8.0.30.0120.00717.09
8.0.20.0050.01417.22
8.0.10.0000.00816.88
8.0.00.0100.01216.83
7.4.330.0000.00513.13
7.4.320.0060.00016.63
7.4.300.0040.00416.54
7.4.290.0000.00716.78
7.4.280.0070.00016.63
7.4.270.0070.00016.66
7.4.260.0030.00313.42
7.4.250.0030.00616.65
7.4.240.0000.00716.67
7.4.230.0000.00716.76
7.4.220.0060.01216.69
7.4.210.0070.00816.75
7.4.200.0060.00316.57
7.4.190.0000.00716.89
7.4.160.0030.01316.79
7.4.150.0030.01416.50
7.4.140.0160.00516.57
7.4.130.0110.00716.63
7.4.120.0120.00616.65
7.4.110.0000.01716.78
7.4.100.0070.01016.40
7.4.90.0120.01316.89
7.4.80.0080.00819.39
7.4.70.0070.01016.59
7.4.60.0140.00316.69
7.4.50.0000.00516.36
7.4.40.0070.00716.59
7.4.30.0110.00516.59
7.4.00.0060.00915.11
7.3.330.0060.00013.22
7.3.320.0000.00513.19
7.3.310.0000.00716.38
7.3.300.0000.00616.31
7.3.290.0120.00616.28
7.3.280.0090.00816.26
7.3.270.0140.00416.38
7.3.260.0090.00616.51
7.3.250.0110.00916.32
7.3.240.0090.00616.56
7.3.230.0130.00316.57
7.3.210.0100.00716.53
7.3.200.0100.00716.73
7.3.190.0090.01216.38
7.3.180.0130.00316.38
7.3.170.0130.00316.72
7.3.160.0090.00616.74
7.3.120.0000.01714.52
7.2.330.0120.01116.47
7.2.320.0070.01016.63
7.2.310.0130.00916.58
7.2.300.0130.00316.59
7.2.290.0170.00016.71
7.2.110.0160.00416.71
7.2.60.0040.00416.85
7.1.200.0070.00315.70
7.1.70.0000.00917.38
7.1.60.0030.01619.40
7.1.50.0190.01934.87
7.1.00.0130.06022.41
7.0.200.0080.00016.61
7.0.140.0100.06722.09
7.0.120.0030.07022.12
7.0.60.0070.05019.74
7.0.50.0030.04017.79
7.0.40.0100.08320.00
7.0.30.0600.06720.08
7.0.20.0370.07720.04
7.0.10.0100.07020.02
7.0.00.0070.04020.00
5.6.280.0030.07320.84
5.6.210.0130.07020.51
5.6.200.0170.07018.16
5.6.190.0000.04320.61
5.6.180.0270.05720.56
5.6.170.0270.05720.38
5.6.160.0130.07320.40
5.6.150.0070.08018.20
5.6.140.0170.03718.21
5.6.130.0070.08318.14
5.6.120.0130.07020.96
5.6.110.0230.05321.14
5.6.100.0030.08721.02
5.6.90.0100.04020.96
5.6.80.0100.05720.43
5.6.70.3670.04320.51
5.5.350.0070.08720.37
5.5.340.0170.07018.01
5.5.330.0100.05020.43
5.5.320.0230.07720.21
5.5.310.0370.05320.29
5.5.300.0030.07717.91
5.5.290.0070.03718.02
5.5.280.0130.08020.86
5.5.270.0030.04020.72
5.5.260.0000.04720.79
5.5.250.0070.07720.67
5.5.240.0130.07320.15
5.4.450.0070.07719.51
5.4.440.0100.07719.49
5.4.430.0070.05719.46
5.4.420.0070.08019.40
5.4.410.0070.07719.31
5.4.400.0000.04718.92
5.4.390.0100.05019.14
5.4.380.0100.06719.14
5.4.370.0100.05318.80
5.4.360.0100.07719.08
5.4.350.0030.04718.80
5.4.340.0100.07718.81
5.4.320.0030.08318.91
5.4.310.0130.05319.08
5.4.300.0030.08019.07
5.4.290.0100.07318.91
5.4.280.0070.03719.11
5.4.270.0130.03019.18
5.4.260.0070.05319.17
5.4.250.0100.07319.13
5.4.240.0000.04318.78
5.4.230.0070.07019.07
5.4.220.0100.04719.13
5.4.210.0030.04318.80
5.4.200.0030.04318.80
5.4.190.0100.04719.13
5.4.180.0070.07719.07
5.4.170.0130.06318.99
5.4.160.0070.05019.06
5.4.150.0070.08019.13
5.4.140.0030.06316.37
5.4.130.0100.06716.20
5.4.120.0070.07716.30
5.4.110.0100.07016.20
5.4.100.0030.05716.28
5.4.90.0030.07316.15
5.4.80.0000.05316.27
5.4.70.0070.06716.59
5.4.60.0100.04316.26
5.4.50.0030.04316.33
5.4.40.0130.06016.25
5.4.30.0000.05316.34
5.4.20.0000.04316.27
5.4.10.0030.06716.26
5.4.00.0000.07015.62
5.3.290.0130.07014.59
5.3.280.0170.06714.50
5.3.270.0100.06014.52
5.3.260.0100.03714.57
5.3.250.0000.04314.53
5.3.240.0070.06314.56
5.3.230.0030.07314.52
5.3.220.0070.06314.50
5.3.210.0030.04314.48
5.3.200.0100.07314.65
5.3.190.0100.07714.54
5.3.180.0030.07714.48
5.3.170.0130.06014.53
5.3.160.0030.05314.50
5.3.150.0000.07014.50
5.3.140.0100.07314.49
5.3.130.0170.07014.48
5.3.120.0070.07014.56
5.3.110.0070.03314.48
5.3.100.0170.06713.94
5.3.90.0030.07313.95
5.3.80.0100.07013.95
5.3.70.0000.08013.96
5.3.60.0130.07013.92
5.3.50.0100.07313.88
5.3.40.0030.04713.75
5.3.30.0000.07713.92
5.3.20.0000.05313.63
5.3.10.0070.04713.47
5.3.00.0100.07313.59
5.2.170.0030.04711.02
5.2.160.0030.06710.96
5.2.150.0100.03711.07
5.2.140.0000.06711.07
5.2.130.0070.05311.18
5.2.120.0070.06010.92
5.2.110.0100.05711.17
5.2.100.0070.06011.26
5.2.90.0000.04011.04
5.2.80.0030.07010.98
5.2.70.0100.04311.07
5.2.60.0000.06711.05
5.2.50.0070.06310.98
5.2.40.0070.05710.84
5.2.30.0100.05710.81
5.2.20.0070.06010.78
5.2.10.0100.05710.75
5.2.00.0070.07010.66
5.1.60.0030.0409.95
5.1.50.0000.06010.03
5.1.40.0000.0439.96
5.1.30.0000.04310.36
5.1.20.0100.02010.50
5.1.10.0030.02710.04
5.1.00.0030.05310.04
5.0.50.0070.0238.51
5.0.40.0000.0438.38
5.0.30.0070.0578.20
5.0.20.0070.0278.20
5.0.10.0000.0408.14
5.0.00.0030.0638.07
4.4.90.0070.0307.85
4.4.80.0030.0377.85
4.4.70.0030.0277.85
4.4.60.0000.0237.85
4.4.50.0000.0177.85
4.4.40.0030.0537.85
4.4.30.0000.0407.85
4.4.20.0030.0137.85
4.4.10.0070.0277.85
4.4.00.0000.0437.85
4.3.110.0030.0377.85
4.3.100.0000.0337.85
4.3.90.0070.0137.85
4.3.80.0000.0577.85
4.3.70.0030.0377.85
4.3.60.0070.0307.85
4.3.50.0100.0237.85
4.3.40.0000.0577.85
4.3.30.0000.0377.85
4.3.20.0030.0277.85
4.3.10.0000.0377.85
4.3.00.0000.0337.85

preferences:
48.26 ms | 401 KiB | 5 Q