3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'testing' . 'concatenation' . 'using' . 'dots' . 'and' . 'commas';

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)
8.3.70.0120.00318.18
8.3.60.0090.00916.38
8.3.50.0110.00516.28
8.3.40.0160.00018.65
8.3.30.0110.00418.60
8.3.20.0120.00618.51
8.3.10.0080.00018.35
8.3.00.0030.00619.26
8.2.180.0100.01016.38
8.2.170.0100.00722.96
8.2.160.0150.00018.69
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0110.00726.16
8.2.120.0070.00020.62
8.2.110.0100.00022.20
8.2.100.0130.00317.59
8.2.90.0000.00817.63
8.2.80.0060.00318.83
8.2.70.0040.00417.63
8.2.60.0040.00418.04
8.2.50.0060.00318.07
8.2.40.0090.00018.34
8.2.30.0070.00017.60
8.2.20.0070.00417.52
8.2.10.0040.00417.55
8.2.00.0090.00017.54
8.1.280.0150.00325.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00320.70
8.1.230.0040.00717.70
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.11
8.1.180.0060.00318.10
8.1.170.0000.00718.51
8.1.160.0030.00318.81
8.1.150.0040.00418.41
8.1.140.0000.00717.31
8.1.130.0000.00717.68
8.1.120.0040.00417.24
8.1.110.0070.00017.20
8.1.100.0030.00317.31
8.1.90.0000.00717.38
8.1.80.0000.00717.25
8.1.70.0040.00417.18
8.1.60.0000.00817.43
8.1.50.0030.00617.18
8.1.40.0070.00017.30
8.1.30.0030.00617.50
8.1.20.0110.00017.43
8.1.10.0050.00217.50
8.1.00.0050.00317.27
8.0.300.0070.00018.77
8.0.290.0080.00016.63
8.0.280.0040.00418.29
8.0.270.0050.00317.18
8.0.260.0030.00316.77
8.0.250.0060.00316.69
8.0.240.0040.00416.82
8.0.230.0030.00316.71
8.0.220.0000.00616.77
8.0.210.0030.00316.59
8.0.200.0030.00316.71
8.0.190.0060.00616.82
8.0.180.0070.00016.67
8.0.170.0080.00016.66
8.0.160.0000.00716.76
8.0.150.0040.00416.58
8.0.140.0000.00816.63
8.0.130.0060.00013.19
8.0.120.0030.00616.62
8.0.110.0070.00016.86
8.0.100.0040.00416.62
8.0.90.0070.00016.56
8.0.80.0070.01616.78
8.0.70.0040.00416.74
8.0.60.0050.00316.66
8.0.50.0040.00416.62
8.0.30.0130.00717.04
8.0.20.0080.01016.92
8.0.10.0040.00416.84
8.0.00.0070.01116.64
7.4.330.0050.00012.86
7.4.320.0000.00616.27
7.4.300.0030.00316.45
7.4.290.0030.00316.38
7.4.280.0030.00616.38
7.4.270.0030.00316.45
7.4.260.0000.00513.06
7.4.250.0050.00316.37
7.4.240.0030.00416.31
7.4.230.0020.00516.21
7.4.220.0120.00616.47
7.4.210.0060.00916.50
7.4.200.0070.00016.49
7.4.190.0050.00316.58
7.4.160.0130.00316.35
7.4.150.0080.00816.49
7.4.140.0140.00616.36
7.4.130.0060.01216.49
7.4.120.0070.00716.47
7.4.110.0090.00916.64
7.4.100.0110.00716.43
7.4.90.0120.00616.45
7.4.80.0110.00619.39
7.4.70.0100.00616.47
7.4.60.0090.01216.35
7.4.50.0050.00016.45
7.4.40.0000.01216.26
7.4.30.0030.01316.41
7.4.00.0000.00814.91
7.3.330.0060.00012.99
7.3.320.0030.00312.98
7.3.310.0070.00016.22
7.3.300.0030.00416.14
7.3.290.0050.01016.12
7.3.280.0080.01116.09
7.3.270.0110.00716.28
7.3.260.0060.01216.35
7.3.250.0090.01016.25
7.3.240.0130.00316.09
7.3.230.0070.01016.32
7.3.210.0130.00316.12
7.3.200.0170.00016.09
7.3.190.0150.00616.32
7.3.180.0060.01016.23
7.3.170.0060.00916.34
7.3.160.0030.01416.20
7.3.120.0030.00914.70
7.2.330.0130.00616.53
7.2.320.0110.00616.66
7.2.310.0150.00916.23
7.2.300.0070.01016.16
7.2.290.0140.00316.55
7.2.60.0130.00316.39
7.2.00.0030.01018.91
7.1.200.0000.01215.62
7.1.100.0100.00317.88
7.1.70.0070.00016.94
7.1.60.0040.01519.30
7.1.50.0130.01016.47
7.1.00.0070.04322.30
7.0.200.0040.00716.75
7.0.140.0070.07021.99
7.0.120.0100.07021.97
7.0.60.0000.05020.02
7.0.50.0000.05317.89
7.0.40.0070.04020.04
7.0.30.0070.05020.20
7.0.20.0270.08320.06
7.0.10.0100.08020.01
7.0.00.0030.04720.17
5.6.280.0030.07321.11
5.6.210.0030.08720.50
5.6.200.0070.07718.22
5.6.190.0070.04020.41
5.6.180.3530.04320.27
5.6.170.0230.04020.71
5.6.160.0070.04320.62
5.6.150.0100.08318.09
5.6.140.0070.08318.18
5.6.130.0070.05318.18
5.6.120.0130.08021.01
5.6.110.0070.06321.07
5.6.100.0030.08721.13
5.6.90.0030.05320.98
5.6.80.0130.05720.35
5.5.350.0130.05020.39
5.5.340.0130.06017.98
5.5.330.0070.03720.19
5.5.320.0370.07320.13
5.5.310.0370.04320.34
5.5.300.0030.08717.93
5.5.290.0070.06017.89
5.5.280.0100.06320.68
5.5.270.0200.07720.63
5.5.260.0030.06320.78
5.5.250.0070.06320.70
5.5.240.0230.07020.18
5.4.450.0300.07319.13
5.4.440.0270.07019.40
5.4.430.0170.04319.45
5.4.420.0230.03719.13
5.4.410.0270.04319.45
5.4.400.0270.07319.24
5.4.390.0270.07319.26
5.4.380.0300.06318.81
5.4.370.0230.07018.89
5.4.360.0300.06319.25
5.4.350.0270.04319.25
5.4.340.0330.06719.25
5.4.320.0200.07319.25
5.4.310.0200.05018.88
5.4.300.0330.06719.13
5.4.290.0270.07318.91
5.4.280.0270.07019.08
5.4.270.0300.06719.22
5.4.260.0200.04319.09
5.4.250.0270.07019.24
5.4.240.0370.03719.16
5.4.230.0230.07018.88
5.4.220.0300.06719.08
5.4.210.0300.03018.79
5.4.200.0170.04319.08
5.4.190.0300.06718.92
5.4.180.0230.07019.12
5.4.170.0230.04719.20
5.4.160.0200.04719.06
5.4.150.0170.05019.23
5.4.140.0130.03716.46
5.4.130.0200.06016.45
5.4.120.0230.05716.34
5.4.110.0200.04716.38
5.4.100.0170.03316.36
5.4.90.0270.04716.39
5.4.80.0100.04016.18
5.4.70.0200.03016.41
5.4.60.0170.03316.43
5.4.50.0170.04016.53
5.4.40.0230.07316.41
5.4.30.0200.03716.20
5.4.20.0200.02716.38
5.4.10.0200.03016.31
5.4.00.0170.03315.78
5.3.290.0300.06014.59
5.3.280.0200.05014.57
5.3.270.0230.05314.45
5.3.260.0230.06014.53
5.3.250.0100.04714.47
5.3.240.0200.07014.46
5.3.230.0230.03714.68
5.3.220.0170.03714.59
5.3.210.0100.04314.65
5.3.200.0130.03714.51
5.3.190.0130.03714.43
5.3.180.0130.03714.42
5.3.170.0130.03714.60
5.3.160.0230.03714.39
5.3.150.0170.05314.49
5.3.140.0270.03014.41
5.3.130.0130.03714.46
5.3.120.0200.03714.45
5.3.110.0170.03314.38
5.3.100.0100.04013.96
5.3.90.0100.04313.95
5.3.80.0230.07313.96
5.3.70.0270.05313.86
5.3.60.0130.04313.95
5.3.50.0170.04013.84
5.3.40.0130.04013.89
5.3.30.0130.03713.85
5.3.20.0270.06313.54
5.3.10.0200.06713.50
5.3.00.0300.04313.59

preferences:
49.04 ms | 401 KiB | 5 Q