3v4l.org

run code in 300+ PHP versions simultaneously
<?php $txt = <<<TEXT .1 1.5 0.10 .8 TEXT; echo preg_replace('/^\.(?=\d)/m', '0.', $txt);

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)
8.4.120.0050.00524.13
8.4.110.0110.01018.91
8.4.100.0120.00817.82
8.4.90.0130.00818.59
8.4.80.0120.00718.05
8.4.70.0110.00917.92
8.4.60.0120.00518.81
8.4.50.0100.00820.52
8.4.40.0000.01017.80
8.4.30.0110.00820.68
8.4.20.0000.00918.25
8.4.10.0060.00319.70
8.3.250.0110.00319.00
8.3.240.0070.00717.06
8.3.230.0090.00916.54
8.3.220.0060.00217.00
8.3.210.0080.00918.62
8.3.200.0080.00116.73
8.3.190.0110.00916.90
8.3.180.0140.00618.46
8.3.170.0090.00917.10
8.3.160.0130.00616.66
8.3.150.0060.01220.58
8.3.140.0100.00017.10
8.3.130.0100.01018.27
8.3.120.0000.00920.69
8.3.110.0150.00316.86
8.3.100.0100.00018.43
8.3.90.0000.00726.77
8.3.80.0060.00316.63
8.3.70.0070.00718.30
8.3.60.0100.00718.29
8.3.50.0120.00918.41
8.3.40.0110.00420.21
8.3.30.0060.00918.74
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.290.0120.00620.40
8.2.280.0120.00722.41
8.2.270.0040.00417.20
8.2.260.0140.00416.63
8.2.250.0050.00320.67
8.2.240.0070.00319.04
8.2.230.0080.00020.94
8.2.220.0150.00037.54
8.2.210.0110.00726.77
8.2.200.0060.00318.66
8.2.190.0110.00416.58
8.2.180.0110.00425.92
8.2.170.0120.00318.96
8.2.160.0140.00022.96
8.2.150.0030.00525.66
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0090.00020.75
8.2.110.0140.00321.01
8.2.100.0000.01217.84
8.2.90.0050.00318.04
8.2.80.0030.00617.97
8.2.70.0040.00417.93
8.2.60.0080.00018.16
8.2.50.0060.00318.10
8.2.40.0050.00319.31
8.2.30.0040.00418.02
8.2.20.0000.00720.52
8.2.10.0040.00417.63
8.2.00.0000.00819.12
8.1.330.0140.00521.76
8.1.320.0110.00916.19
8.1.310.0000.00918.44
8.1.300.0120.00618.51
8.1.290.0050.00530.84
8.1.280.0170.00325.92
8.1.270.0030.00523.88
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00419.43
8.1.230.0090.00322.55
8.1.220.0000.00817.74
8.1.210.0130.00018.77
8.1.200.0040.00417.36
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.71
8.1.160.0050.00318.74
8.1.150.0040.00418.65
8.1.140.0050.00217.64
8.1.130.0030.00317.58
8.1.120.0000.00717.46
8.1.110.0000.00717.48
8.1.100.0050.00317.56
8.1.90.0040.00417.54
8.1.80.0040.00417.46
8.1.70.0000.00717.43
8.1.60.0000.00717.58
8.1.50.0050.00317.64
8.1.40.0080.00017.54
8.1.30.0000.00817.63
8.1.20.0030.00617.58
8.1.10.0250.00417.50
8.1.00.0260.00317.52
8.0.300.0070.00019.85
8.0.290.0000.00816.88
8.0.280.0000.00818.50
8.0.270.0070.00019.95
8.0.260.0070.00017.05
8.0.250.0030.00317.03
8.0.240.0040.00417.04
8.0.230.0050.00316.99
8.0.220.0000.00816.98
8.0.210.0030.00316.92
8.0.200.0000.00717.06
8.0.190.0040.00416.95
8.0.180.0030.00316.98
8.0.170.0050.00316.95
8.0.160.0000.00717.00
8.0.150.0150.00616.82
8.0.140.0140.00916.91
8.0.130.0210.00216.90
8.0.120.0150.00716.88
8.0.110.0200.00016.86
8.0.100.0140.00716.86
8.0.90.0190.00417.03
8.0.80.0210.00016.88
8.0.70.0130.00816.91
8.0.60.0190.00416.90
8.0.50.0190.00217.01
8.0.30.0130.00816.96
8.0.20.0200.00017.09
8.0.10.0160.00517.04
7.4.330.0020.00215.55
7.4.320.0030.00316.58
7.4.300.0060.00016.65
7.4.290.0080.00016.75
7.4.280.0000.00716.63
7.4.270.0200.00616.60
7.4.260.0190.00716.73
7.4.250.0190.00316.66
7.4.240.0160.00816.68
7.4.230.0190.00616.53
7.4.220.0120.00816.70
7.4.210.0180.00516.58
7.4.200.0170.00416.61
7.4.190.0230.00016.61
7.4.180.0310.00016.65
7.4.160.0230.00316.66
7.4.150.0100.01016.68
7.4.140.0130.00616.63
7.4.130.0140.01016.75
7.4.120.0070.01516.77
7.4.110.0170.00516.54
7.4.100.0100.01016.76
7.4.90.0130.00716.52
7.4.80.0100.01016.72
7.4.70.0240.00016.57
7.4.60.0180.00316.64
7.4.50.0200.00316.55
7.4.40.0220.00016.50
7.4.30.0160.00516.72
7.4.20.0150.00716.55
7.4.10.0190.00316.57
7.4.00.0160.00616.61

preferences:
28.51 ms | 403 KiB | 5 Q