3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "a b c d e fg h"; echo str_replace("\n", '', $a);

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)
8.3.40.0070.01018.71
8.3.30.0090.00618.47
8.3.20.0000.00819.10
8.3.10.0040.00419.21
8.3.00.0030.00523.48
8.2.170.0150.00022.96
8.2.160.0120.00320.34
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00420.80
8.2.110.0090.00319.27
8.2.100.0060.00619.45
8.2.90.0000.00718.34
8.2.80.0000.00718.05
8.2.70.0050.00317.93
8.2.60.0040.00417.93
8.2.50.0050.00318.10
8.2.40.0040.00419.16
8.2.30.0000.00719.41
8.2.20.0040.00417.97
8.2.10.0000.00819.90
8.2.00.0040.00419.36
8.1.270.0000.00822.16
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0060.00324.02
8.1.230.0070.00421.03
8.1.220.0000.01017.74
8.1.210.0040.00418.77
8.1.200.0030.00517.22
8.1.190.0050.00317.22
8.1.180.0050.00318.10
8.1.170.0030.00618.46
8.1.160.0040.00418.82
8.1.150.0030.00618.78
8.1.140.0000.00717.63
8.1.130.0030.00318.92
8.1.120.0030.00317.41
8.1.110.0030.00317.25
8.1.100.0040.00417.36
8.1.90.0070.00017.27
8.1.80.0060.00317.41
8.1.70.0070.00017.38
8.1.60.0080.00417.54
8.1.50.0040.00417.46
8.1.40.0040.00417.48
8.1.30.0000.00817.48
8.1.20.0000.00717.67
8.1.10.0040.00417.51
8.1.00.0040.00417.45
8.0.300.0030.00620.03
8.0.290.0040.00416.75
8.0.280.0030.00518.50
8.0.270.0040.00417.26
8.0.260.0030.00317.25
8.0.250.0000.00716.99
8.0.240.0090.00016.95
8.0.230.0000.00716.78
8.0.220.0030.00316.74
8.0.210.0030.00316.84
8.0.200.0000.00816.80
8.0.190.0000.00816.90
8.0.180.0000.00816.79
8.0.170.0050.00316.83
8.0.160.0000.00716.86
8.0.150.0000.00716.80
8.0.140.0000.00716.70
8.0.130.0030.00613.21
8.0.120.0040.00416.64
8.0.110.0070.00016.88
8.0.100.0030.00316.72
8.0.90.0000.00716.70
8.0.80.0060.00916.79
8.0.70.0070.00016.81
8.0.60.0000.00716.77
8.0.50.0000.00716.77
8.0.30.0110.00917.07
8.0.20.0080.01017.40
8.0.10.0000.00816.90
8.0.00.0080.01116.70
7.4.330.0070.00015.55
7.4.320.0000.00616.50
7.4.300.0070.00016.43
7.4.290.0030.00316.45
7.4.280.0040.00416.44
7.4.270.0030.00316.45
7.4.260.0000.00816.35
7.4.250.0000.00716.52
7.4.240.0080.00016.46
7.4.230.0030.00316.43
7.4.220.0030.00516.52
7.4.210.0080.00716.46
7.4.200.0040.00416.54
7.4.160.0080.00816.42
7.4.140.0140.00817.86
7.4.130.0090.00916.40
7.4.120.0080.01016.47
7.4.110.0070.01116.51
7.4.100.0080.00816.34
7.4.90.0150.00316.50
7.4.80.0110.00719.39
7.4.70.0030.01316.29
7.4.60.0120.00416.31
7.4.50.0050.00616.50
7.4.40.0110.00716.40
7.3.330.0000.00512.98
7.3.320.0030.00312.98
7.3.310.0000.00716.02
7.3.300.0030.00316.02
7.3.290.0040.00416.11
7.3.280.0050.01216.20
7.3.260.0100.00816.46
7.3.240.0080.00916.21
7.3.230.0130.00316.39
7.3.210.0070.01016.43
7.3.200.0130.00716.39
7.3.190.0140.00316.23
7.3.180.0080.00916.20
7.3.170.0000.01616.46
7.3.160.0040.01116.21
7.2.330.0090.01516.75
7.2.320.0150.00316.38
7.2.310.0110.01216.18
7.2.300.0080.01216.50
7.2.290.0140.01016.54

preferences:
46.15 ms | 400 KiB | 5 Q