3v4l.org

run code in 300+ PHP versions simultaneously
<?php $needle = 'Hello'; $replacement = 'hello'; (ctype_upper($needle[1])) ? ucfirst($replacement) : '' ; echo $needle[1]; echo $replacement;

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)
8.3.40.0040.01118.84
8.3.30.0120.00319.25
8.3.20.0000.00720.29
8.3.10.0000.00723.65
8.3.00.0040.00421.01
8.2.170.0070.00722.96
8.2.160.0100.00320.34
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0120.00626.16
8.2.120.0080.00019.49
8.2.110.0000.00822.30
8.2.100.0050.00517.91
8.2.90.0000.00819.17
8.2.80.0000.00917.97
8.2.70.0000.00817.63
8.2.60.0050.00517.91
8.2.50.0060.00318.07
8.2.40.0050.00320.07
8.2.30.0030.00318.16
8.2.20.0070.00017.73
8.2.10.0000.00717.95
8.2.00.0080.00017.60
8.1.270.0050.00322.20
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.83
8.1.230.0070.00419.22
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0110.00017.23
8.1.190.0030.00517.22
8.1.180.0000.00818.10
8.1.170.0040.00418.52
8.1.160.0070.00022.01
8.1.150.0080.00018.48
8.1.140.0000.00717.25
8.1.130.0030.00317.68
8.1.120.0000.00717.30
8.1.110.0000.00817.28
8.1.100.0000.00817.39
8.1.90.0050.00217.36
8.1.80.0080.00017.46
8.1.70.0000.00717.29
8.1.60.0070.00417.40
8.1.50.0000.00917.44
8.1.40.0100.00317.38
8.1.30.0040.00417.63
8.1.20.0080.00017.60
8.1.10.0000.00717.48
8.1.00.0000.00817.55
8.0.300.0000.00718.77
8.0.290.0050.00216.63
8.0.280.0030.00318.44
8.0.270.0040.00417.17
8.0.260.0080.00017.36
8.0.250.0000.00716.94
8.0.240.0070.00016.85
8.0.230.0070.00016.90
8.0.220.0000.00716.82
8.0.210.0000.00816.74
8.0.200.0000.00716.78
8.0.190.0030.00316.86
8.0.180.0040.00416.75
8.0.170.0060.00316.76
8.0.160.0000.00716.86
8.0.150.0040.00416.66
8.0.140.0030.00316.77
8.0.130.0050.00013.21
8.0.120.0070.00016.83
8.0.110.0100.00016.74
8.0.100.0020.00516.63
8.0.90.0040.00416.68
8.0.80.0120.00916.75
8.0.70.0030.00616.66
8.0.60.0050.00216.66
8.0.50.0070.00016.64
8.0.30.0170.00417.14
8.0.20.0030.01817.40
8.0.10.0000.00816.77
8.0.00.0140.00716.65
7.4.330.0020.00215.03
7.4.320.0000.00616.57
7.4.300.0030.00316.43
7.4.290.0000.00716.46
7.4.280.0030.00616.41
7.4.270.0080.00016.45
7.4.260.0000.00716.52
7.4.250.0080.00016.33
7.4.240.0000.00716.53
7.4.230.0000.00716.29
7.4.220.0090.01516.35
7.4.210.0120.00216.54
7.4.200.0070.00016.64
7.4.160.0030.01316.52
7.4.150.0160.00317.40
7.4.140.0130.00417.86
7.4.130.0130.00616.53
7.4.120.0080.01116.39
7.4.110.0070.01016.59
7.4.100.0130.00816.32
7.4.90.0060.01116.34
7.4.80.0030.01319.39
7.4.70.0040.01416.50
7.4.60.0100.00616.35
7.4.50.0060.00316.48
7.4.40.0030.01316.49
7.4.30.0040.01216.56
7.4.00.0070.00714.82
7.3.330.0060.00013.23
7.3.320.0000.00613.19
7.3.310.0050.00216.20
7.3.300.0030.00316.25
7.3.290.0100.00316.31
7.3.280.0090.01116.29
7.3.270.0100.00717.40
7.3.260.0060.01116.48
7.3.250.0040.01416.51
7.3.240.0130.00316.33
7.3.230.0060.01016.52
7.3.210.0030.01316.13
7.3.200.0050.01119.39
7.3.190.0080.00816.39
7.3.180.0080.00816.24
7.3.170.0030.01316.39
7.3.160.0060.00916.38
7.3.120.0050.00814.99
7.3.10.0110.00416.57
7.3.00.0000.01416.66
7.2.330.0170.00716.32
7.2.320.0100.01216.66
7.2.310.0060.01016.34
7.2.300.0070.01016.72
7.2.290.0120.00916.25
7.2.130.0040.01116.90
7.2.120.0090.00616.96
7.2.110.0070.00316.85
7.2.100.0040.01416.85
7.2.90.0110.00616.83
7.2.80.0180.01016.45
7.2.70.0070.00717.00
7.2.60.0080.00916.83
7.2.50.0040.00616.82
7.2.40.0080.00416.88
7.2.30.0080.00816.68
7.2.20.0000.01416.88
7.2.10.0090.00616.96
7.2.00.0080.00416.67
7.1.250.0060.00615.80
7.1.200.0030.00815.71
7.1.70.0110.00317.12
7.1.60.0070.00719.70
7.1.50.0080.00616.95
7.1.00.0000.08022.48
7.0.200.0000.01016.41
7.0.140.0030.07322.09
7.0.100.0230.05019.96
7.0.90.0300.07019.91
7.0.80.0270.04019.86
7.0.70.0400.07719.92
7.0.60.0230.07020.06
7.0.50.0230.06320.21
7.0.40.0030.06719.96
7.0.30.0100.08320.13
7.0.20.0170.05720.10
7.0.10.0130.08020.00
7.0.00.0070.08720.09
5.6.280.0070.07021.11
5.6.250.0170.06720.71
5.6.240.0070.07020.63
5.6.230.0100.08320.50
5.6.220.0070.05020.61
5.6.210.0100.08320.73
5.6.200.0000.08021.10
5.6.190.0100.08321.02
5.6.180.0070.08720.95
5.6.170.0070.06721.16
5.6.160.0070.07720.95
5.6.150.0000.09321.00
5.6.140.0100.07321.00
5.6.130.0100.04721.01
5.6.120.0030.06021.12
5.6.110.0000.04721.12
5.6.100.0100.03721.11
5.6.90.0030.04321.04
5.6.80.0000.04720.34
5.6.70.0000.04320.39
5.6.60.0000.06320.41
5.6.50.0130.07320.46
5.6.40.0030.04720.36
5.6.30.0130.05720.29
5.6.20.0030.04020.45
5.6.10.0070.06020.48
5.6.00.0030.04020.38
5.5.380.0100.07720.36
5.5.370.0070.06320.45
5.5.360.0130.07720.44
5.5.350.0070.07720.45
5.5.340.0130.07720.92
5.5.330.0070.08720.79
5.5.320.0100.06720.78
5.5.310.0070.06720.92
5.5.300.0070.05720.71
5.5.290.0030.08320.75
5.5.280.0070.04320.87
5.5.270.0070.04320.87
5.5.260.0030.04320.89
5.5.250.0070.04320.44
5.5.240.0030.04020.21
5.5.230.0030.04020.28
5.5.220.0030.04020.29
5.5.210.0100.03720.10
5.5.200.0000.08020.12
5.5.190.0000.04320.17
5.5.180.0030.04319.98
5.5.160.0030.05020.24
5.5.150.0070.03720.14
5.5.140.0070.03720.14
5.5.130.0000.05020.22
5.5.120.0000.04020.14
5.5.110.0030.04020.13
5.5.100.0030.05320.04
5.5.90.0030.04020.06
5.5.80.0100.03020.11
5.5.70.0030.04020.10
5.5.60.0030.04019.99
5.5.50.0070.03720.18
5.5.40.0000.04020.13
5.5.30.0000.04720.06
5.5.20.0000.04320.09
5.5.10.0030.04020.04
5.5.00.0070.03319.96
5.4.450.0130.07019.29
5.4.440.0030.05019.38
5.4.430.0030.04019.11
5.4.420.0030.05319.46
5.4.410.0070.03719.43
5.4.400.0070.03319.06
5.4.390.0000.04019.13
5.4.380.0030.04719.04
5.4.370.0130.04018.96
5.4.360.0030.04018.78
5.4.350.0000.06319.14
5.4.340.0070.03319.12
5.4.320.0100.03019.14
5.4.310.0030.06319.07
5.4.300.0000.04719.12
5.4.290.0070.04719.07
5.4.280.0030.04719.02
5.4.270.0030.03719.14
5.4.260.0100.03019.12
5.4.250.0030.03719.07
5.4.240.0000.04019.12
5.4.230.0030.03719.04
5.4.220.0030.04018.78
5.4.210.0030.04319.04
5.4.200.0030.04018.97
5.4.190.0070.03718.91
5.4.180.0030.04019.06
5.4.170.0100.03018.80
5.4.160.0070.03319.01
5.4.150.0030.03718.78
5.4.140.0000.04316.27
5.4.130.0030.03716.28
5.4.120.0070.04316.28
5.4.110.0000.04016.33
5.4.100.0030.03716.32
5.4.90.0100.06016.21
5.4.80.0130.06316.20
5.4.70.0070.07316.22
5.4.60.0000.07716.36
5.4.50.0200.03716.28
5.4.40.0070.07316.33
5.4.30.0070.04316.27
5.4.20.0130.06316.27
5.4.10.0030.03716.25
5.4.00.0070.03315.73
5.3.290.0030.04714.52
5.3.280.0100.03014.55
5.3.270.0070.04014.61
5.3.260.0030.03714.54
5.3.250.0000.03714.41
5.3.240.0000.05014.46
5.3.230.0100.05314.50
5.3.220.0000.04014.54
5.3.210.0000.04014.51
5.3.200.0100.03314.55
5.3.190.0070.04014.42
5.3.180.0030.03314.50
5.3.170.0030.07714.52
5.3.160.0070.07014.51
5.3.150.0100.07014.52
5.3.140.0070.08014.51
5.3.130.0070.07714.52
5.3.120.0000.08314.41
5.3.110.0070.07314.40
5.3.100.0130.06713.98
5.3.90.0030.07013.88
5.3.80.0070.05313.77
5.3.70.0130.05014.00
5.3.60.0070.04313.85
5.3.50.0030.07313.93
5.3.40.0270.03013.80
5.3.30.0100.05313.90
5.3.20.0100.06013.64
5.3.10.0130.06313.64
5.3.00.0030.07713.39
5.2.170.0030.05712.23
5.2.160.0130.05312.23
5.2.150.0130.05712.23
5.2.140.0100.05712.23
5.2.130.0070.05712.23
5.2.120.0100.06012.23
5.2.110.0000.06712.23
5.2.100.0070.06312.23
5.2.90.0100.03012.23
5.2.80.0130.05712.23
5.2.70.0070.05712.23
5.2.60.0000.05712.23
5.2.50.0030.03712.23
5.2.40.0070.05712.23
5.2.30.0100.02312.23
5.2.20.0030.06012.23
5.2.10.0030.06012.23
5.2.00.0000.07012.23
5.1.60.0000.05312.23
5.1.50.0100.04312.23
5.1.40.0030.04712.23
5.1.30.0070.04312.23
5.1.20.0070.05012.23
5.1.10.0070.02712.23
5.1.00.0030.05712.23
5.0.50.0000.05012.23
5.0.40.0100.04312.23
5.0.30.0030.06712.23
5.0.20.0070.02012.23
5.0.10.0000.02712.23
5.0.00.0000.06712.23
4.4.90.0030.03012.23
4.4.80.0000.03712.23
4.4.70.0000.02312.23
4.4.60.0000.03712.23
4.4.50.0070.03012.23
4.4.40.0000.02712.23
4.4.30.0030.03312.23
4.4.20.0070.02012.23
4.4.10.0000.03312.23
4.4.00.0000.05312.23
4.3.110.0030.03312.23
4.3.100.0030.03312.23
4.3.90.0030.03312.23
4.3.80.0030.03312.23
4.3.70.0030.03312.23
4.3.60.0070.03012.23
4.3.50.0030.03712.23
4.3.40.0000.05712.23
4.3.30.0070.03312.23
4.3.20.0030.03312.23
4.3.10.0000.03712.23
4.3.00.0000.02312.23

preferences:
44.32 ms | 400 KiB | 5 Q