3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ucfirst2($str) { if ( $str[0] > '`' && $str[0] < '{' ) $str[0] = chr(ord($str[0]) - 32); return $str; } echo ucfirst2('Toto');

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)
8.5.10.0080.00916.67
8.5.00.0110.01519.93
8.4.160.0110.01223.72
8.4.150.0010.00114.05
8.4.140.0130.00817.61
8.4.130.0060.00417.63
8.4.120.0110.00922.62
8.4.110.0090.01222.41
8.4.100.0160.00617.35
8.4.90.0110.01017.71
8.4.80.0130.00617.80
8.4.70.0120.00817.93
8.4.60.0120.00818.45
8.4.50.0020.00718.40
8.4.40.0200.00017.55
8.4.30.0120.00622.52
8.4.20.0100.01018.71
8.4.10.0150.00419.31
8.3.290.0120.00820.80
8.3.280.0120.00818.32
8.3.270.0110.00816.45
8.3.260.0100.00716.76
8.3.250.0140.00518.83
8.3.240.0130.00616.61
8.3.230.0060.00216.51
8.3.220.0120.00617.29
8.3.210.0100.00816.75
8.3.200.0120.00716.64
8.3.190.0130.00517.13
8.3.180.0050.00418.51
8.3.170.0110.00717.13
8.3.160.0090.00918.39
8.3.150.0060.01217.17
8.3.140.0030.00616.88
8.3.130.0080.00018.46
8.3.120.0150.00420.68
8.3.110.0130.00618.09
8.3.100.0040.00416.38
8.3.90.0050.00318.14
8.3.80.0030.00618.43
8.3.70.0100.01016.63
8.3.60.0060.00918.43
8.3.50.0120.00518.30
8.3.40.0070.00718.67
8.3.30.0060.00918.67
8.3.20.0070.00020.91
8.3.10.0040.00423.48
8.3.00.0080.00022.40
8.2.300.0110.01018.77
8.2.290.0100.00920.63
8.2.280.0090.00718.26
8.2.270.0070.01116.94
8.2.260.0070.01016.46
8.2.250.0030.00618.49
8.2.240.0040.00418.80
8.2.230.0130.00320.94
8.2.220.0060.00324.06
8.2.210.0040.00426.77
8.2.200.0090.00016.47
8.2.190.0140.00318.13
8.2.180.0110.00418.04
8.2.170.0080.00822.96
8.2.160.0070.00722.10
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00019.77
8.2.110.0140.00320.30
8.2.100.0040.00717.72
8.2.90.0000.00720.64
8.2.80.0080.00417.97
8.2.70.0080.00018.03
8.2.60.0090.00018.03
8.2.50.0060.00318.10
8.2.40.0080.00019.33
8.2.30.0040.00419.24
8.2.20.0000.00717.93
8.2.10.0000.00819.24
8.2.00.0040.00418.05
8.1.340.0080.01221.72
8.1.330.0150.00419.98
8.1.320.0150.00516.10
8.1.310.0000.00718.21
8.1.300.0100.00017.79
8.1.290.0040.00718.88
8.1.280.0090.00625.92
8.1.270.0040.00418.92
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.01723.53
8.1.230.0040.00720.98
8.1.220.0060.00317.74
8.1.210.0000.00819.16
8.1.200.0000.00917.36
8.1.190.0040.00417.22
8.1.180.0070.00018.10
8.1.170.0050.00318.64
8.1.160.0040.00718.88
8.1.150.0040.00418.84
8.1.140.0030.00320.16
8.1.130.0000.00720.12
8.1.120.0000.00717.42
8.1.110.0030.00317.45
8.1.100.0040.00417.32
8.1.90.0050.00217.45
8.1.80.0050.00317.28
8.1.70.0030.00517.39
8.1.60.0000.00817.38
8.1.50.0050.00317.47
8.1.40.0090.00317.27
8.1.30.0040.00417.61
8.1.20.0040.00417.46
8.1.10.0030.00517.57
8.1.00.0030.00517.41
8.0.300.0050.00319.90
8.0.290.0040.00416.63
8.0.280.0000.00818.38
8.0.270.0030.00316.68
8.0.260.0070.00319.88
8.0.250.0050.00316.81
8.0.240.0070.00316.93
8.0.230.0050.00316.78
8.0.220.0070.00016.84
8.0.210.0040.00416.85
8.0.200.0070.00016.88
8.0.190.0000.00716.93
8.0.180.0000.00816.83
8.0.170.0040.00416.84
8.0.160.0000.00716.85
8.0.150.0000.00716.81
8.0.140.0000.00716.84
8.0.130.0000.00513.34
8.0.120.0060.00316.79
8.0.110.0040.00416.71
8.0.100.0040.00416.80
8.0.90.0040.00416.87
8.0.80.0060.00916.74
8.0.70.0040.00416.86
8.0.60.0000.00716.82
8.0.50.0050.00216.81
8.0.30.0120.00716.88
8.0.20.0060.01217.02
8.0.10.0050.00317.07
8.0.00.0130.00816.72
7.4.330.0050.00015.55
7.4.320.0000.00616.52
7.4.300.0060.00016.48
7.4.290.0030.00316.40
7.4.280.0000.00816.42
7.4.270.0000.01016.43
7.4.260.0070.00016.45
7.4.250.0040.00416.48
7.4.240.0080.00016.28
7.4.230.0070.00016.24
7.4.220.0050.00316.34
7.4.210.0040.01016.47
7.4.200.0040.00416.65
7.4.160.0110.00416.46
7.4.140.0030.01317.86
7.4.130.0080.00816.38
7.4.120.0120.01016.30
7.4.110.0090.00616.47
7.4.100.0030.01516.58
7.4.90.0050.01116.41
7.4.80.0130.00619.39
7.4.70.0100.00616.44
7.4.60.0100.00716.48
7.4.50.0100.00316.41
7.4.40.0140.00316.51
7.4.00.0070.01215.19
7.3.330.0050.00013.30
7.3.320.0060.00013.31
7.3.310.0000.00616.15
7.3.300.0070.00016.19
7.3.290.0050.00316.22
7.3.280.0050.01216.22
7.3.260.0080.01216.46
7.3.240.0130.00516.43
7.3.230.0130.00316.45
7.3.210.0100.00716.25
7.3.200.0050.01116.43
7.3.190.0040.01316.27
7.3.180.0080.00816.52
7.3.170.0030.01616.45
7.3.160.0150.00716.56
7.3.120.0070.01315.04
7.3.110.0070.01114.83
7.3.100.0070.01014.86
7.3.90.0150.00014.88
7.3.80.0070.00414.93
7.3.70.0040.01214.85
7.3.60.0060.00314.79
7.3.50.0120.00014.86
7.3.40.0030.00814.62
7.3.30.0080.00914.64
7.3.20.0360.01015.20
7.3.10.0370.01015.28
7.3.00.0300.00815.37
7.2.330.0060.01216.79
7.2.320.0140.00416.60
7.2.310.0040.01316.82
7.2.300.0180.00516.30
7.2.290.0040.01416.80
7.2.250.0040.00814.80
7.2.240.0070.01415.23
7.2.230.0070.01015.32
7.2.220.0110.00414.80
7.2.210.0030.01015.30
7.2.200.0060.00914.76
7.2.190.0100.00714.99
7.2.180.0030.00914.82
7.2.170.0040.00815.06
7.2.160.0090.01414.72
7.2.150.0640.00714.85
7.2.140.0500.00914.82
7.2.130.0510.00514.88
7.2.120.0480.01014.83
7.2.110.0810.00814.97
7.2.100.0550.01414.76
7.2.90.0590.01015.04
7.2.80.0610.00515.08
7.2.70.0580.01715.00
7.2.60.0640.01315.08
7.2.50.0500.00815.02
7.2.40.0630.00715.23
7.2.30.0530.01215.14
7.2.20.0520.01315.19
7.2.10.0540.00614.98
7.2.00.0780.00515.01
7.1.330.0030.01016.02
7.1.320.0040.00715.89
7.1.310.0100.00315.51
7.1.300.0090.00315.66
7.1.290.0070.00415.69
7.1.280.0070.00715.91
7.1.270.0410.00814.45
7.1.260.0310.00414.40
7.1.250.0460.01013.87

preferences:
198.05 ms | 403 KiB | 5 Q