3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = 2; print "this " . $a ." + " . $b;

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)
8.3.60.0110.00416.63
8.3.50.0100.00317.98
8.3.40.0130.00318.84
8.3.30.0040.01418.84
8.3.20.0040.00420.16
8.3.10.0040.00421.74
8.3.00.0090.00019.05
8.2.180.0070.01516.60
8.2.170.0060.01222.96
8.2.160.0140.00020.22
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0140.00019.77
8.2.110.0030.00719.27
8.2.100.0080.00417.63
8.2.90.0060.00319.22
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0050.00317.91
8.2.50.0040.00418.07
8.2.40.0000.00820.07
8.2.30.0000.00717.96
8.2.20.0000.00717.54
8.2.10.0040.00417.98
8.2.00.0040.00417.72
8.1.280.0070.01525.92
8.1.270.0080.00018.93
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0040.00423.82
8.1.230.0140.00317.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00817.23
8.1.190.0090.00017.23
8.1.180.0000.00718.10
8.1.170.0040.00420.38
8.1.160.0070.00021.99
8.1.150.0030.00518.75
8.1.140.0040.00417.43
8.1.130.0000.00717.79
8.1.120.0000.00717.48
8.1.110.0040.00417.49
8.1.100.0000.00817.43
8.1.90.0000.00717.48
8.1.80.0000.00717.44
8.1.70.0030.00517.43
8.1.60.0060.00317.62
8.1.50.0000.00717.57
8.1.40.0000.00817.52
8.1.30.0000.00817.46
8.1.20.0030.00517.54
8.1.10.0050.00217.45
8.1.00.0050.00217.39
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0040.00418.43
8.0.270.0030.00317.24
8.0.260.0000.00617.25
8.0.250.0000.00716.82
8.0.240.0000.00716.96
8.0.230.0000.00816.83
8.0.220.0030.00316.85
8.0.210.0020.00516.80
8.0.200.0000.00716.77
8.0.190.0000.00716.83
8.0.180.0020.00516.92
8.0.170.0030.00516.91
8.0.160.0070.00016.87
8.0.150.0040.00416.72
8.0.140.0050.00316.72
8.0.130.0000.00713.34
8.0.120.0040.00416.80
8.0.110.0040.00416.92
8.0.100.0000.00716.78
8.0.90.0000.00716.90
8.0.80.0060.00916.85
8.0.70.0030.00616.90
8.0.60.0000.00816.89
8.0.50.0070.00016.98
8.0.30.0100.01317.06
8.0.20.0210.01317.40
8.0.10.0080.00016.82
8.0.00.0090.00916.72
7.4.330.0000.00515.03
7.4.320.0030.00316.58
7.4.300.0000.00716.52
7.4.290.0030.00316.50
7.4.280.0000.00816.61
7.4.270.0030.00316.58
7.4.260.0070.00016.61
7.4.250.0050.00316.43
7.4.240.0020.00616.54
7.4.230.0000.00716.45
7.4.220.0100.00716.47
7.4.210.0000.01516.64
7.4.200.0000.00716.55
7.4.160.0090.00616.34
7.4.150.0060.01217.40
7.4.140.0070.01317.86
7.4.130.0100.00816.45
7.4.120.0110.00816.43
7.4.110.0170.00016.48
7.4.100.0150.00316.39
7.4.90.0080.00916.54
7.4.80.0090.01519.39
7.4.70.0000.01616.43
7.4.60.0110.00516.35
7.4.50.0070.00016.27
7.4.40.0000.01816.50
7.4.30.0150.00916.50
7.4.00.0060.00814.81
7.3.330.0030.00513.16
7.3.320.0130.00013.08
7.3.310.0070.00016.22
7.3.300.0000.00716.23
7.3.290.0090.00716.23
7.3.280.0100.00716.28
7.3.270.0140.00317.40
7.3.260.0130.01016.53
7.3.250.0070.01116.23
7.3.240.0090.00916.32
7.3.230.0170.00616.50
7.3.210.0130.01016.21
7.3.200.0070.01619.39
7.3.190.0060.01316.39
7.3.180.0040.01216.28
7.3.170.0150.00316.43
7.3.160.0060.01016.25
7.3.120.0140.00414.95
7.3.110.0120.00314.52
7.3.100.0070.01014.40
7.3.90.0070.00714.88
7.3.80.0030.01014.84
7.3.70.0070.00714.84
7.3.60.0060.00914.67
7.3.50.0070.01014.79
7.3.40.0110.00314.68
7.3.30.0040.00414.66
7.3.20.0040.01116.59
7.3.10.0130.00016.37
7.3.00.0030.00616.65
7.2.330.0220.00316.31
7.2.320.0000.01716.64
7.2.310.0000.01716.47
7.2.300.0100.01016.54
7.2.290.0150.01016.73
7.2.250.0070.01315.18
7.2.240.0080.00815.16
7.2.230.0100.00715.08
7.2.220.0030.01014.82
7.2.210.0040.01114.75
7.2.200.0070.01114.64
7.2.190.0060.01214.68
7.2.180.0060.00915.02
7.2.170.0080.00414.89
7.2.00.0080.00819.53
7.1.330.0070.00715.64
7.1.320.0040.00415.76
7.1.310.0040.00415.27
7.1.300.0130.00315.36
7.1.290.0110.00015.75
7.1.280.0070.00715.58
7.1.270.0030.01015.43
7.1.260.0100.00315.92
7.1.100.0080.00318.11
7.1.70.0040.00417.00
7.1.60.0070.01819.50
7.1.50.0100.00617.00
7.1.00.0000.08022.45
7.0.200.0000.00816.43
7.0.140.0070.06321.95
7.0.60.0030.04720.03
7.0.50.0070.08017.79
7.0.40.0000.04720.06
7.0.30.0230.05020.22
7.0.20.0230.08720.20
7.0.10.0400.06020.12
7.0.00.0030.08720.08
5.6.210.0030.08320.59
5.6.200.0030.07018.09
5.6.190.0130.03720.27
5.6.180.0130.04320.56
5.6.170.0370.07320.34
5.6.160.0170.04020.52
5.6.150.0070.05718.11
5.6.140.0100.07718.08
5.6.130.0030.04018.11
5.6.120.0100.04320.97
5.6.110.0100.08021.00
5.6.100.0100.07321.12
5.6.90.0200.07021.12
5.6.80.0100.08020.50
5.6.70.0230.07320.38
5.5.350.0200.04020.37
5.5.340.0030.06018.01
5.5.330.0070.08020.20
5.5.320.0230.07720.57
5.5.310.0270.08020.34
5.5.300.0030.04017.98
5.5.290.0100.04717.89
5.5.280.0100.08020.84
5.5.270.0000.08020.96
5.5.260.0100.06020.74
5.5.250.0100.06720.77
5.5.240.0070.07720.15
5.4.450.0730.06019.43
5.4.440.0830.05719.60
5.4.430.0830.05019.49
5.4.420.0530.05319.63
5.4.410.0800.07019.36
5.4.400.0330.07018.75
5.4.390.0230.06018.69
5.4.380.0400.04718.49
5.4.370.0270.05718.71
5.4.360.0200.06018.72
5.4.350.0270.05318.68
5.4.340.0270.05318.49
5.4.320.0200.06018.48
5.4.310.0370.04018.73
5.4.300.0300.05718.68
5.4.290.0200.05718.70
5.4.280.0330.05318.51
5.4.270.0200.06018.67
5.4.260.0200.06318.55
5.4.250.0270.06018.55
5.4.240.0200.06318.51
5.4.230.0270.05718.67
5.4.220.0300.07018.65
5.4.210.0200.06018.70
5.4.200.0200.06016.41
5.4.190.0230.06018.68
5.4.180.0200.05318.69
5.4.170.0330.06718.62
5.4.160.0370.05318.55
5.4.150.0300.05718.70
5.4.140.0170.06316.25
5.4.130.0330.06316.17
5.4.120.0270.06316.15
5.4.110.0270.05016.31
5.4.100.0130.07716.18
5.4.90.0200.05316.14
5.4.80.0270.04316.03
5.4.70.0400.05716.22
5.4.60.0230.07016.13
5.4.50.0230.05016.11
5.4.40.0330.06316.23
5.4.30.0230.06316.09
5.4.20.0300.05716.00
5.4.10.0330.05716.22
5.4.00.0270.06315.49
5.3.290.0300.06314.59
5.3.280.0330.06014.61
5.3.270.0370.06714.69
5.3.260.0200.07314.51
5.3.250.0230.07014.61
5.3.240.0370.06714.67
5.3.230.0370.06314.58
5.3.220.0200.06314.56
5.3.210.0400.05714.52
5.3.200.0370.05714.65
5.3.190.0300.06314.64
5.3.180.0430.05014.63
5.3.170.0230.05714.45
5.3.160.0270.07014.66
5.3.150.0270.06014.53
5.3.140.0230.05314.65
5.3.130.0270.07314.63
5.3.120.0200.06014.44
5.3.110.0230.05314.54
5.3.100.0300.04714.01
5.3.90.0030.07013.97
5.3.80.0300.04713.95
5.3.70.0270.05314.11
5.3.60.0130.05713.89
5.3.50.0170.05713.92
5.3.40.0170.05313.91
5.3.30.0130.06313.80
5.3.20.0270.05713.68
5.3.10.0170.06013.57
5.3.00.0170.05713.71
5.2.170.0070.05011.20
5.2.160.0270.03311.19
5.2.150.0170.05011.12
5.2.140.0130.04711.18
5.2.130.0170.04711.23
5.2.120.0270.04711.25
5.2.110.0170.04711.06
5.2.100.0200.04011.07
5.2.90.0200.05311.25
5.2.80.0070.05011.25
5.2.70.0130.06011.02
5.2.60.0230.04011.09
5.2.50.0270.03711.05
5.2.40.0130.04011.01
5.2.30.0130.04010.90
5.2.20.0070.05010.97
5.2.10.0270.02710.82
5.2.00.0200.04010.77
5.1.60.0100.0509.95
5.1.50.0170.04310.07
5.1.40.0170.0379.95
5.1.30.0100.05710.36
5.1.20.0100.04310.43
5.1.10.0130.04010.26
5.1.00.0170.03310.14
5.0.50.0130.0278.66
5.0.40.0100.0278.59
5.0.30.0070.0438.41
5.0.20.0100.0278.23
5.0.10.0000.0338.25
5.0.00.0230.0438.19
4.4.90.0130.0275.81
4.4.80.0030.0235.88
4.4.70.0070.0235.81
4.4.60.0100.0205.88
4.4.50.0100.0205.90
4.4.40.0100.0435.89
4.4.30.0130.0175.92
4.4.20.0070.0235.96
4.4.10.0100.0205.86
4.4.00.0000.0435.91
4.3.110.0070.0235.92
4.3.100.0070.0235.77
4.3.90.0030.0335.77
4.3.80.0070.0435.84
4.3.70.0030.0335.80
4.3.60.0070.0205.86
4.3.50.0030.0335.79
4.3.40.0070.0475.80
4.3.30.0070.0304.66
4.3.20.0030.0234.63
4.3.10.0030.0234.59
4.3.00.0170.0177.11

preferences:
48.25 ms | 400 KiB | 5 Q