3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a='AAAA BBBB'; echo ucwords(strtolower($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)
8.3.60.0130.00318.30
8.3.50.0070.00716.58
8.3.40.0090.00618.57
8.3.30.0070.00718.50
8.3.20.0040.00420.25
8.3.10.0000.01020.08
8.3.00.0040.00420.57
8.2.180.0150.00018.16
8.2.170.0150.00322.96
8.2.160.0100.00319.37
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0050.00319.64
8.2.120.0040.00426.35
8.2.110.0070.00319.30
8.2.100.0090.00317.91
8.2.90.0040.00419.17
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0000.00919.40
8.2.50.0040.00418.10
8.2.40.0000.00720.64
8.2.30.0000.00719.16
8.2.20.0040.00418.11
8.2.10.0070.00318.02
8.2.00.0000.00817.93
8.1.280.0110.00425.92
8.1.270.0040.00422.06
8.1.260.0100.00026.35
8.1.250.0040.00428.09
8.1.240.0170.00021.12
8.1.230.0040.00719.01
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.22
8.1.180.0030.00618.10
8.1.170.0040.00418.59
8.1.160.0040.00418.79
8.1.150.0030.00320.30
8.1.140.0050.00319.46
8.1.130.0000.00718.73
8.1.120.0040.00417.45
8.1.110.0030.00517.25
8.1.100.0040.00417.39
8.1.90.0040.00417.30
8.1.80.0040.00417.35
8.1.70.0000.00717.38
8.1.60.0040.00417.49
8.1.50.0030.00517.45
8.1.40.0000.00717.46
8.1.30.0040.00417.56
8.1.20.0040.00417.42
8.1.10.0020.00517.57
8.1.00.0070.00417.42
8.0.300.0040.00418.77
8.0.290.0000.00816.58
8.0.280.0070.00018.36
8.0.270.0030.00317.25
8.0.260.0070.00018.83
8.0.250.0030.00316.95
8.0.240.0030.00516.95
8.0.230.0040.00416.75
8.0.220.0000.00716.82
8.0.210.0000.00716.78
8.0.200.0000.00716.80
8.0.190.0040.00416.78
8.0.180.0000.00716.83
8.0.170.0050.00316.75
8.0.160.0030.00616.84
8.0.150.0080.00016.85
8.0.140.0070.00016.77
8.0.130.0030.00313.30
8.0.120.0050.00216.78
8.0.110.0000.00816.80
8.0.100.0000.00816.77
8.0.90.0030.00316.88
8.0.80.0060.01016.81
8.0.70.0000.00716.87
8.0.60.0040.00416.79
8.0.50.0050.00216.70
8.0.30.0120.00717.07
8.0.20.0120.00717.40
8.0.10.0000.00716.79
8.0.00.0070.01416.71
7.4.330.0000.00615.55
7.4.320.0030.00316.43
7.4.300.0060.00016.51
7.4.290.0030.00316.55
7.4.280.0040.00416.39
7.4.270.0000.00616.46
7.4.260.0000.00716.55
7.4.250.0030.00316.52
7.4.240.0000.00716.47
7.4.230.0070.00016.54
7.4.220.0100.01016.31
7.4.210.0080.00616.56
7.4.200.0000.00716.53
7.4.160.0090.00916.47
7.4.150.0070.01117.40
7.4.140.0080.01417.86
7.4.130.0030.01416.54
7.4.120.0090.01016.58
7.4.110.0080.00816.34
7.4.100.0130.00716.52
7.4.90.0120.00616.53
7.4.80.0100.00719.39
7.4.70.0100.00716.43
7.4.60.0100.01316.40
7.4.50.0030.00716.27
7.4.40.0080.00816.40
7.4.30.0160.00016.45
7.4.00.0040.01114.89
7.3.330.0060.00013.05
7.3.320.0030.00312.88
7.3.310.0030.00516.03
7.3.300.0060.00015.98
7.3.290.0030.00316.18
7.3.280.0070.00916.13
7.3.270.0170.00317.40
7.3.260.0110.00816.32
7.3.250.0060.01116.33
7.3.240.0110.00916.17
7.3.230.0120.00316.43
7.3.210.0140.00316.38
7.3.200.0060.01316.52
7.3.190.0160.00416.07
7.3.180.0160.00016.04
7.3.170.0090.00916.35
7.3.160.0000.01616.25
7.2.330.0170.00616.38
7.2.320.0130.01016.55
7.2.310.0040.01316.21
7.2.300.0110.00616.58
7.2.290.0000.01716.38
7.2.80.0100.00316.24
7.2.60.0040.01116.91
7.1.200.0030.00715.90
7.1.80.0130.00618.20
7.1.70.0080.00816.85
7.1.60.0200.01435.05
7.1.50.0170.01534.79
7.1.40.0190.01634.20
7.1.30.0200.01634.28
7.1.20.0200.01534.51
7.1.10.0080.00916.67
7.1.00.0120.00616.64
7.0.200.0100.00516.46
7.0.190.0110.00616.46
7.0.180.0040.01116.24
7.0.170.0130.00416.34
7.0.160.0030.01316.18
7.0.150.0060.01116.10
7.0.140.0030.01416.23
7.0.130.0050.01216.45
7.0.120.0120.00616.37
7.0.110.0080.00916.16
7.0.100.0040.01116.42
7.0.90.0080.01016.08
7.0.80.0030.01616.03
7.0.70.0050.01115.96
7.0.60.0090.00915.77
7.0.50.0120.00616.22
7.0.40.0040.01516.33
7.0.30.0110.00816.58
7.0.20.0030.01316.39
7.0.10.0030.01316.31
7.0.00.0100.00716.38

preferences:
68.5 ms | 401 KiB | 5 Q