3v4l.org

run code in 300+ PHP versions simultaneously
<?php $term = "hi"; echo ucfirst($term); ?>

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)
8.3.60.0130.00616.25
8.3.50.0130.00718.35
8.3.40.0120.00318.81
8.3.30.0110.00318.60
8.3.20.0000.00818.66
8.3.10.0040.00418.52
8.3.00.0100.00619.25
8.2.180.0150.00416.32
8.2.170.0110.00422.96
8.2.160.0040.01118.91
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0020.00526.16
8.2.120.0080.00019.68
8.2.110.0070.00322.29
8.2.100.0080.00317.91
8.2.90.0030.00517.63
8.2.80.0040.00418.61
8.2.70.0040.00417.50
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0040.00418.22
8.2.30.0030.00617.71
8.2.20.0000.00917.63
8.2.10.0030.00519.39
8.2.00.0030.00617.49
8.1.280.0140.00325.92
8.1.270.0050.00323.99
8.1.260.0000.00726.35
8.1.250.0090.00628.09
8.1.240.0060.00322.09
8.1.230.0070.00422.13
8.1.220.0040.00417.79
8.1.210.0090.00018.77
8.1.200.0000.00917.36
8.1.190.0000.00717.10
8.1.180.0050.00318.10
8.1.170.0030.00620.09
8.1.160.0030.00319.11
8.1.150.0040.00718.48
8.1.140.0000.00717.33
8.1.130.0050.00217.37
8.1.120.0000.00717.33
8.1.110.0040.00417.39
8.1.100.0040.00317.36
8.1.90.0040.00417.30
8.1.80.0000.00717.31
8.1.70.0030.00317.37
8.1.60.0040.00417.48
8.1.50.0030.00517.50
8.1.40.0000.00717.42
8.1.30.0080.00017.46
8.1.20.0000.00817.57
8.1.10.0050.00217.50
8.1.00.0000.00817.42
8.0.300.0040.00419.66
8.0.290.0070.00016.75
8.0.280.0030.00318.30
8.0.270.0000.00717.30
8.0.260.0000.00716.73
8.0.250.0040.00416.84
8.0.240.0080.00017.00
8.0.230.0050.00316.87
8.0.220.0030.00516.86
8.0.210.0030.00316.78
8.0.200.0030.00316.91
8.0.190.0070.00016.81
8.0.180.0070.00016.73
8.0.170.0070.00316.75
8.0.160.0000.00816.87
8.0.150.0030.00616.73
8.0.140.0030.00516.67
8.0.130.0050.00013.23
8.0.120.0040.00716.73
8.0.110.0000.00816.68
8.0.100.0000.00716.84
8.0.90.0040.00416.75
8.0.80.0040.01116.82
8.0.70.0040.00416.66
8.0.60.0000.00716.70
8.0.50.0000.00716.68
8.0.30.0110.00816.94
8.0.20.0070.01216.87
8.0.10.0040.00416.71
8.0.00.0120.00516.79
7.4.330.0030.00312.98
7.4.320.0030.00316.45
7.4.300.0000.00616.53
7.4.290.0040.00416.45
7.4.280.0040.00416.48
7.4.270.0000.00716.41
7.4.260.0060.00013.23
7.4.250.0040.00416.40
7.4.240.0000.00716.58
7.4.230.0040.00416.59
7.4.220.0060.01016.30
7.4.210.0090.00916.55
7.4.200.0000.00716.62
7.4.190.0000.00716.57
7.4.160.0060.01216.41
7.4.150.0100.00716.42
7.4.140.0030.01417.86
7.4.130.0120.00616.54
7.4.120.0060.01516.46
7.4.110.0120.00616.32
7.4.100.0070.01116.43
7.4.90.0130.00416.34
7.4.80.0140.00919.39
7.4.70.0060.01116.39
7.4.60.0030.01316.41
7.4.50.0040.00416.46
7.4.40.0090.00616.50
7.4.30.0060.01016.22
7.4.00.0060.00914.91
7.3.330.0030.00312.87
7.3.320.0060.00012.89
7.3.310.0040.00416.06
7.3.300.0000.00616.11
7.3.290.0100.00716.17
7.3.280.0070.00716.07
7.3.270.0110.00516.28
7.3.260.0070.01016.20
7.3.240.0090.00916.11
7.3.230.0030.01316.11
7.3.210.0130.00316.16
7.3.200.0140.00316.26
7.3.190.0060.01016.27
7.3.180.0080.00816.33
7.3.170.0110.00516.19
7.3.160.0090.00616.41
7.3.120.0120.00314.82
7.3.110.0110.00014.86
7.3.100.0060.00814.68
7.3.90.0100.00714.55
7.3.80.0070.00714.55
7.3.70.0040.00914.41
7.3.60.0040.00714.48
7.3.50.0050.00514.73
7.3.40.0030.00714.63
7.3.30.0060.00314.51
7.3.20.0060.00916.63
7.3.10.0000.01416.48
7.3.00.0140.00016.69
7.2.330.0080.00816.46
7.2.320.0090.01216.40
7.2.310.0030.01616.34
7.2.300.0060.01516.60
7.2.290.0080.01116.23
7.2.240.0030.01215.04
7.2.230.0070.01014.74
7.2.220.0030.00614.91
7.2.210.0040.00714.64
7.2.200.0100.00714.76
7.2.190.0030.01014.80
7.2.180.0040.01114.70
7.2.170.0000.01414.75
7.2.160.0120.00615.05
7.2.150.0040.01416.91
7.2.140.0060.00916.81
7.2.130.0060.00616.70
7.2.120.0090.00616.89
7.2.110.0030.01316.70
7.2.100.0120.00616.89
7.2.90.0060.01216.75
7.2.80.0100.00716.85
7.2.70.0030.00916.69
7.2.60.0070.00716.79
7.2.50.0030.01216.92
7.2.40.0120.00316.93
7.2.30.0070.01116.85
7.2.20.0130.00316.79
7.2.10.0070.01016.83
7.2.00.0060.01118.07
7.1.330.0040.00415.70
7.1.320.0060.00315.65
7.1.310.0000.01315.68
7.1.300.0070.00715.83
7.1.290.0070.00715.74
7.1.280.0060.00915.43
7.1.270.0030.01015.62
7.1.260.0060.00615.41
7.1.250.0040.01115.51
7.1.100.0000.01418.11
7.1.70.0030.00316.88
7.1.60.0100.01419.21
7.1.50.0140.00716.93
7.1.00.0070.03022.50
7.0.200.0130.00316.85
7.0.140.0130.06321.95
7.0.120.0030.07322.05
7.0.60.0030.08719.94
7.0.50.0070.06717.89
7.0.40.0030.08019.91
7.0.30.0130.05020.00
7.0.20.0330.07020.16
7.0.10.0070.09020.11
7.0.00.0070.07720.16
5.6.280.0000.07721.11
5.6.210.0130.08020.68
5.6.200.0130.07318.12
5.6.190.0130.08320.37
5.6.180.0400.05020.67
5.6.170.0200.06020.62
5.6.160.0100.08020.48
5.6.150.0100.07718.13
5.6.140.0130.04718.16
5.6.130.0030.06318.20
5.6.120.0000.04721.05
5.6.110.0170.07721.13
5.6.100.0030.08720.95
5.6.90.0070.05320.87
5.6.80.0070.08020.48
5.5.350.0330.06320.48
5.5.340.0030.08717.95
5.5.330.0100.07320.28
5.5.320.0400.03020.30
5.5.310.0230.04020.19
5.5.300.0000.06318.02
5.5.290.0130.03018.02
5.5.280.0130.07720.67
5.5.270.0000.07720.74
5.5.260.0170.07320.75
5.5.250.0000.04720.57
5.5.240.0000.06020.11
5.4.450.0030.05019.50
5.4.440.0030.05319.32
5.4.430.0100.07719.49
5.4.420.0070.07319.46
5.4.410.0070.04719.38
5.4.400.0100.05719.09
5.4.390.0070.06319.08
5.4.380.0000.04319.14
5.4.370.0030.04019.16
5.4.360.0070.07719.12
5.4.350.0030.04019.14
5.4.340.0070.03719.11
5.4.320.0030.04019.14
5.4.310.0070.03719.02
5.4.300.0030.05319.08
5.4.290.0030.08019.17
5.4.280.0100.03719.14
5.4.270.0070.04019.08
5.4.260.0070.07018.91
5.4.250.0100.04719.13
5.4.240.0100.03718.79
5.4.230.0030.05019.14
5.4.220.0130.07319.11
5.4.210.0030.05019.17
5.4.200.0070.07719.13
5.4.190.0000.08719.16
5.4.180.0100.03718.77
5.4.170.0030.07718.79
5.4.160.0000.06318.79
5.4.150.0070.08018.77
5.4.140.0100.04016.28
5.4.130.0030.04016.24
5.4.120.0030.07716.32
5.4.110.0200.05716.28
5.4.100.0030.05016.36
5.4.90.0030.08016.28
5.4.80.0100.03016.39
5.4.70.0030.03716.29
5.4.60.0030.06016.38
5.4.50.0070.08316.37
5.4.40.0130.03316.29
5.4.30.0070.05016.25
5.4.20.0030.06016.26
5.4.10.0100.04016.25
5.4.00.0030.04315.88
5.3.290.0070.04014.59
5.3.280.0070.03714.58
5.3.270.0030.06714.57
5.3.260.0100.05014.61
5.3.250.0070.06014.53
5.3.240.0100.04714.48
5.3.230.0030.07314.52
5.3.220.0130.06014.50
5.3.210.0070.04714.50
5.3.200.0130.05014.48
5.3.190.0130.06314.49
5.3.180.0100.07314.51
5.3.170.0030.07714.54
5.3.160.0000.08014.49
5.3.150.0130.07014.48
5.3.140.0070.05314.50
5.3.130.0100.05314.56
5.3.120.0130.06014.45
5.3.110.0030.04014.49
5.3.100.0100.07013.96
5.3.90.0070.05013.94
5.3.80.0100.04713.95
5.3.70.0030.07713.99
5.3.60.0030.04313.93
5.3.50.0070.03313.73
5.3.40.0200.06013.87
5.3.30.0000.06013.85
5.3.20.0030.05013.61
5.3.10.0030.05013.58
5.3.00.0000.06013.72
5.2.170.0070.04311.14
5.2.160.0100.05711.22
5.2.150.0070.06011.12
5.2.140.0030.06711.06
5.2.130.0000.03311.00
5.2.120.0070.02311.09
5.2.110.0030.06010.98
5.2.100.0070.05711.03
5.2.90.0070.05310.92
5.2.80.0070.04711.02
5.2.70.0030.03711.03
5.2.60.0100.05311.05
5.2.50.0030.03311.09
5.2.40.0000.03311.06
5.2.30.0030.04710.87
5.2.20.0100.06010.81
5.2.10.0030.06010.76
5.2.00.0070.04310.86
5.1.60.0070.0409.96
5.1.50.0100.0479.98
5.1.40.0100.0479.92
5.1.30.0000.03010.23
5.1.20.0030.03710.35
5.1.10.0030.05310.12
5.1.00.0000.04710.01
5.0.50.0070.0238.63
5.0.40.0030.0178.36
5.0.30.0030.0608.17
5.0.20.0030.0238.14
5.0.10.0030.0338.11
5.0.00.0070.0278.30
4.4.90.0070.0277.53
4.4.80.0000.0237.53
4.4.70.0000.0177.53
4.4.60.0000.0337.53
4.4.50.0000.0237.53
4.4.40.0030.0577.53
4.4.30.0000.0307.53
4.4.20.0070.0277.53
4.4.10.0100.0177.53
4.4.00.0030.0237.53
4.3.110.0000.0277.53
4.3.100.0100.0137.53
4.3.90.0030.0207.53
4.3.80.0000.0337.53
4.3.70.0030.0207.53
4.3.60.0000.0237.53
4.3.50.0030.0337.53
4.3.40.0030.0407.53
4.3.30.0070.0207.53
4.3.20.0000.0307.53
4.3.10.0000.0237.53
4.3.00.0030.0307.53

preferences:
40.13 ms | 401 KiB | 5 Q