3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'testing' . 'concatenation' . 'using' . 'dots' . 'and' . 'commas'; 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)
8.3.40.0060.01518.69
8.3.30.0140.00318.54
8.3.20.0060.00318.64
8.3.10.0150.00420.22
8.3.00.0070.00319.25
8.2.170.0040.01122.96
8.2.160.0100.00320.88
8.2.150.0040.00424.18
8.2.140.0000.01424.66
8.2.130.0040.00426.16
8.2.120.0080.00019.85
8.2.110.0000.01020.84
8.2.100.0120.00017.91
8.2.90.0050.00521.02
8.2.80.0040.00417.68
8.2.70.0060.00317.38
8.2.60.0080.00317.78
8.2.50.0050.00318.07
8.2.40.0040.00418.09
8.2.30.0020.00517.98
8.2.20.0050.00317.57
8.2.10.0040.00417.60
8.2.00.0080.00017.43
8.1.270.0050.00224.66
8.1.260.0080.00026.35
8.1.250.0040.00728.09
8.1.240.0110.00022.42
8.1.230.0100.00320.89
8.1.220.0030.00617.74
8.1.210.0000.00818.81
8.1.200.0060.00317.10
8.1.190.0040.00417.18
8.1.180.0030.00518.10
8.1.170.0030.00518.76
8.1.160.0030.00518.79
8.1.150.0000.00718.51
8.1.140.0030.00717.32
8.1.130.0000.00717.76
8.1.120.0040.00317.30
8.1.110.0040.00417.33
8.1.100.0030.00417.32
8.1.90.0050.00317.33
8.1.80.0040.00417.38
8.1.70.0000.00717.32
8.1.60.0000.00717.48
8.1.50.0000.00817.33
8.1.40.0040.00417.37
8.1.30.0000.00717.55
8.1.20.0040.00417.46
8.1.10.0050.00317.30
8.1.00.0040.00417.38
8.0.300.0090.00019.90
8.0.290.0070.00016.58
8.0.280.0040.00218.30
8.0.270.0030.00317.18
8.0.260.0000.00816.75
8.0.250.0030.00516.81
8.0.240.0030.00616.72
8.0.230.0000.00616.82
8.0.220.0000.00716.66
8.0.210.0030.00616.77
8.0.200.0000.00716.84
8.0.190.0070.00016.82
8.0.180.0000.00816.67
8.0.170.0060.00316.78
8.0.160.0000.00716.69
8.0.150.0040.00416.58
8.0.140.0040.00416.73
8.0.130.0000.00613.23
8.0.120.0040.00416.60
8.0.110.0030.00516.62
8.0.100.0050.00316.71
8.0.90.0000.00716.65
8.0.80.0070.00716.67
8.0.70.0000.00716.63
8.0.60.0000.00716.83
8.0.50.0040.00416.70
8.0.30.0140.00517.13
8.0.20.0130.00617.05
8.0.10.0040.00416.85
8.0.00.0080.01316.87
7.4.330.0000.00512.86
7.4.320.0000.00616.28
7.4.300.0030.00316.44
7.4.290.0030.00316.30
7.4.280.0040.00416.46
7.4.270.0040.00416.37
7.4.260.0060.00013.14
7.4.250.0030.00516.35
7.4.240.0030.00316.51
7.4.230.0040.00416.47
7.4.220.0140.00616.46
7.4.210.0070.00716.44
7.4.200.0070.00016.45
7.4.190.0000.00816.53
7.4.160.0130.00316.32
7.4.150.0080.00816.29
7.4.140.0090.01016.36
7.4.130.0130.00516.45
7.4.120.0100.00716.37
7.4.110.0170.00016.48
7.4.100.0130.00416.36
7.4.90.0170.00616.25
7.4.80.0090.01216.34
7.4.70.0140.00316.34
7.4.60.0100.00816.33
7.4.50.0000.00416.54
7.4.40.0070.01016.46
7.4.30.0130.00316.23
7.4.00.0050.00514.97
7.3.330.0030.00313.11
7.3.320.0000.00513.04
7.3.310.0050.00315.99
7.3.300.0030.00316.00
7.3.290.0000.01416.07
7.3.280.0070.00816.12
7.3.270.0110.00516.24
7.3.260.0110.01116.31
7.3.250.0110.00816.21
7.3.240.0060.00916.42
7.3.230.0100.00616.15
7.3.210.0130.00316.38
7.3.200.0080.00819.39
7.3.190.0120.00816.23
7.3.180.0150.00316.23
7.3.170.0060.01016.41
7.3.160.0060.01216.40
7.3.120.0000.01514.88
7.2.330.0100.00616.60
7.2.320.0090.00916.34
7.2.310.0100.01316.27
7.2.300.0130.00316.30
7.2.290.0100.00716.30
7.2.60.0040.00716.50
7.1.200.0000.01215.64
7.1.70.0000.00816.95
7.1.60.0070.01819.40
7.1.50.0070.01016.67
7.1.00.0000.08022.33
7.0.200.0000.00716.51
7.0.140.0130.06322.09
7.0.120.0000.07722.13
7.0.60.0070.06719.94
7.0.50.0100.03317.78
7.0.40.0030.04720.10
7.0.30.0230.04320.09
7.0.20.0270.07320.01
7.0.10.0100.07720.20
7.0.00.0130.06720.04
5.6.280.0000.07721.04
5.6.210.0030.04320.46
5.6.200.0070.05318.21
5.6.190.0070.04020.67
5.6.180.0430.06320.41
5.6.170.0170.04720.45
5.6.160.0030.06020.48
5.6.150.0070.05018.17
5.6.140.0070.04318.11
5.6.130.0030.06718.17
5.6.120.0030.07320.89
5.6.110.0070.09021.03
5.6.100.0070.04020.88
5.6.90.0000.05021.11
5.6.80.0030.05720.43
5.5.350.0300.07320.41
5.5.340.0170.07017.96
5.5.330.0070.05320.37
5.5.320.0170.04020.29
5.5.310.0300.07320.29
5.5.300.0030.05017.92
5.5.290.0070.08318.02
5.5.280.0170.03320.88
5.5.270.0030.04720.86
5.5.260.0170.07720.83
5.5.250.0100.03720.68
5.5.240.0100.07320.15
5.4.450.0100.03719.45
5.4.440.0100.03319.47
5.4.430.0070.03319.51
5.4.420.0100.03019.46
5.4.410.0000.04019.00
5.4.400.0000.04019.12
5.4.390.0070.03719.09
5.4.380.0000.04019.18
5.4.370.0030.03719.13
5.4.360.0030.03718.92
5.4.350.0030.04319.12
5.4.340.0170.05018.92
5.4.320.0100.04319.18
5.4.310.0130.03718.92
5.4.300.0100.07019.10
5.4.290.0100.07318.78
5.4.280.0070.07719.18
5.4.270.0070.05018.79
5.4.260.0130.06719.08
5.4.250.0070.07718.78
5.4.240.0000.06718.91
5.4.230.0130.06718.78
5.4.220.0030.06319.17
5.4.210.0070.03719.14
5.4.200.0030.08018.99
5.4.190.0000.08018.90
5.4.180.0170.06319.13
5.4.170.0100.07319.14
5.4.160.0100.07719.09
5.4.150.0070.04019.12
5.4.140.0030.04016.29
5.4.130.0100.05316.34
5.4.120.0000.07016.47
5.4.110.0100.07316.46
5.4.100.0070.05016.39
5.4.90.0170.05316.39
5.4.80.0100.06316.22
5.4.70.0030.05016.25
5.4.60.0070.04016.23
5.4.50.0070.06716.28
5.4.40.0100.06716.12
5.4.30.0030.04016.23
5.4.20.0170.06316.21
5.4.10.0070.07716.29
5.4.00.0030.04315.77
5.3.290.0000.04714.59
5.3.280.0070.07314.47
5.3.270.0030.04314.38
5.3.260.0000.05314.62
5.3.250.0100.04314.52
5.3.240.0130.06314.54
5.3.230.0030.04714.58
5.3.220.0030.07314.54
5.3.210.0130.06714.49
5.3.200.0100.05014.51
5.3.190.0030.08014.50
5.3.180.0170.06714.57
5.3.170.0070.04314.45
5.3.160.0000.08014.54
5.3.150.0070.05014.49
5.3.140.0070.07314.47
5.3.130.0070.03714.47
5.3.120.0030.05014.63
5.3.110.0030.07714.48
5.3.100.0100.06313.82
5.3.90.0030.05014.11
5.3.80.0000.04713.93
5.3.70.0030.04713.98
5.3.60.0000.04313.95
5.3.50.0100.03313.91
5.3.40.0100.03013.87
5.3.30.0000.06313.74
5.3.20.0200.05313.51
5.3.10.0000.07013.47
5.3.00.0030.07313.61
5.2.170.0100.02311.00
5.2.160.0070.02711.04
5.2.150.0070.04711.10
5.2.140.0130.05311.07
5.2.130.0030.05311.11
5.2.120.0070.04711.11
5.2.110.0100.06011.08
5.2.100.0000.03311.11
5.2.90.0130.04711.03
5.2.80.0070.06710.98
5.2.70.0070.05011.02
5.2.60.0100.06010.97
5.2.50.0070.06310.90
5.2.40.0000.05310.81
5.2.30.0000.06710.86
5.2.20.0030.06310.89
5.2.10.0030.05710.93
5.2.00.0100.03710.75
5.1.60.0100.0479.98
5.1.50.0030.0309.94
5.1.40.0100.0209.88
5.1.30.0070.03710.33
5.1.20.0100.05010.24
5.1.10.0100.04010.05
5.1.00.0030.04010.21
5.0.50.0100.0408.38
5.0.40.0100.0278.40
5.0.30.0000.0638.21
5.0.20.0100.0408.34
5.0.10.0070.0408.07
5.0.00.0000.0438.29
4.4.90.0030.0338.02
4.4.80.0000.0178.02
4.4.70.0030.0378.02
4.4.60.0030.0408.02
4.4.50.0130.0108.02
4.4.40.0000.0578.02
4.4.30.0030.0178.02
4.4.20.0030.0238.02
4.4.10.0030.0238.02
4.4.00.0030.0538.02
4.3.110.0000.0378.02
4.3.100.0030.0238.02
4.3.90.0030.0338.02
4.3.80.0000.0538.02
4.3.70.0100.0208.02
4.3.60.0000.0378.02
4.3.50.0030.0338.02
4.3.40.0030.0408.02
4.3.30.0000.0408.02
4.3.20.0030.0238.02
4.3.10.0030.0338.02
4.3.00.0000.0278.02

preferences:
66.65 ms | 400 KiB | 5 Q