3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = "5"; $var2 = "3"; echo $var1 + $var2;

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)
8.3.40.0070.00718.85
8.3.30.0030.01018.79
8.3.20.0060.00320.22
8.3.10.0030.00621.60
8.3.00.0040.00420.59
8.2.170.0070.01422.96
8.2.160.0140.00022.12
8.2.150.0080.00024.18
8.2.140.0070.01124.66
8.2.130.0070.00726.16
8.2.120.0000.00821.13
8.2.110.0100.00621.91
8.2.100.0080.00417.78
8.2.90.0090.00019.17
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0090.00018.28
8.2.30.0030.00518.03
8.2.20.0000.00717.68
8.2.10.0050.00217.68
8.2.00.0000.00917.72
8.1.270.0090.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00023.74
8.1.230.0040.00719.14
8.1.220.0060.00317.74
8.1.210.0110.00018.77
8.1.200.0080.00017.21
8.1.190.0080.00017.39
8.1.180.0050.00318.10
8.1.170.0000.00818.39
8.1.160.0070.00021.93
8.1.150.0040.00418.55
8.1.140.0000.00817.36
8.1.130.0070.00017.70
8.1.120.0070.00017.39
8.1.110.0030.00517.31
8.1.100.0030.00317.43
8.1.90.0040.00417.26
8.1.80.0000.00717.29
8.1.70.0070.00017.35
8.1.60.0050.00317.50
8.1.50.0070.00017.46
8.1.40.0050.00317.46
8.1.30.0040.00417.50
8.1.20.0060.00317.48
8.1.10.0040.00417.53
8.1.00.0000.00817.39
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0030.00318.46
8.0.270.0000.00717.24
8.0.260.0000.00716.78
8.0.250.0030.00316.99
8.0.240.0040.00417.04
8.0.230.0000.00716.98
8.0.220.0070.00016.89
8.0.210.0000.00716.90
8.0.200.0030.00316.83
8.0.190.0030.00516.96
8.0.180.0040.00416.96
8.0.170.0030.00516.91
8.0.160.0000.00716.81
8.0.150.0040.00416.75
8.0.140.0000.00716.81
8.0.130.0000.00513.27
8.0.120.0020.00516.84
8.0.110.0000.00716.88
8.0.100.0050.00316.87
8.0.90.0070.00016.76
8.0.80.0130.01016.85
8.0.70.0040.00416.95
8.0.60.0000.00816.77
8.0.50.0080.00016.98
8.0.30.0090.00916.96
8.0.20.0100.00817.40
8.0.10.0040.00417.11
8.0.00.0170.00316.78
7.4.330.0050.00015.01
7.4.320.0030.00316.30
7.4.300.0000.00616.43
7.4.290.0030.00316.50
7.4.280.0000.00816.53
7.4.270.0000.00716.54
7.4.260.0000.00716.41
7.4.250.0050.00316.49
7.4.240.0010.00616.55
7.4.230.0030.00316.22
7.4.220.0070.01116.62
7.4.210.0050.00916.52
7.4.200.0030.00316.52
7.4.190.0040.00416.65
7.4.160.0000.01516.40
7.4.150.0080.00817.40
7.4.140.0150.00517.86
7.4.130.0060.01116.47
7.4.120.0070.01016.41
7.4.110.0080.00816.36
7.4.100.0060.01216.52
7.4.90.0150.00316.45
7.4.80.0190.00616.49
7.4.70.0030.01616.35
7.4.60.0110.00516.29
7.4.50.0000.00416.40
7.4.40.0070.00722.77
7.4.30.0060.00916.56
7.4.00.0060.00615.11
7.3.330.0000.00613.09
7.3.320.0000.00513.02
7.3.310.0000.00716.12
7.3.300.0070.00016.20
7.3.290.0070.01316.22
7.3.280.0100.00716.23
7.3.270.0100.00717.40
7.3.260.0130.00716.34
7.3.250.0130.00416.44
7.3.240.0170.00016.27
7.3.230.0060.01116.39
7.3.210.0060.01116.08
7.3.200.0100.00719.39
7.3.190.0090.01316.31
7.3.180.0000.01416.38
7.3.170.0090.01216.37
7.3.160.0130.00316.19
7.3.120.0080.00014.80
7.2.330.0030.01316.44
7.2.320.0030.01316.50
7.2.310.0130.01016.38
7.2.300.0030.01316.59
7.2.290.0060.01516.22
7.2.00.0270.00819.21
7.1.100.0040.00917.96
7.1.70.0000.00717.20
7.1.60.0070.01819.32
7.1.50.0110.00716.61
7.1.00.0030.07322.51
7.0.200.0210.01014.75
7.0.140.0030.07321.95
7.0.100.0170.06019.86
7.0.90.0300.06019.91
7.0.80.0370.07019.80
7.0.70.0070.05719.84
7.0.60.0070.04319.87
7.0.50.0300.07020.34
7.0.40.0070.04720.08
7.0.30.0100.07720.00
7.0.20.0100.05320.10
7.0.10.0170.07320.04
7.0.00.0100.08319.98
5.6.280.0000.07721.12
5.6.250.0100.07720.64
5.6.240.0100.07720.56
5.6.230.0070.07720.68
5.6.220.0100.07320.51
5.6.210.0230.07320.52
5.6.200.0100.06021.08
5.6.190.0100.08021.07
5.6.180.0200.03720.95
5.6.170.0100.07721.07
5.6.160.0100.07721.11
5.6.150.0100.08020.97
5.6.140.0070.05021.16
5.6.130.0100.08720.93
5.6.120.0130.08021.03
5.6.110.0000.08321.09
5.6.100.0100.07320.98
5.6.90.0100.08321.02
5.6.80.0070.04020.40
5.6.70.0000.08320.45
5.6.60.0130.06720.40
5.6.50.0030.08020.34
5.6.40.0030.07720.35
5.6.30.0030.08320.46
5.6.20.0030.07720.42
5.6.10.0070.09020.30
5.6.00.0100.08020.51
5.5.380.0100.07320.24
5.5.370.0030.08320.47
5.5.360.0100.07720.34
5.5.350.0070.07320.36
5.5.340.0100.08020.89
5.5.330.0070.05020.88
5.5.320.0130.07020.88
5.5.310.0030.08320.75
5.5.300.0100.07720.79
5.5.290.0030.08720.86
5.5.280.0000.09320.75
5.5.270.0100.07320.90
5.5.260.0070.08720.89
5.5.250.0130.05020.72
5.5.240.0100.07020.27
5.5.230.0170.07720.20
5.5.220.0070.08020.20
5.5.210.0170.07320.30
5.5.200.0130.07019.99
5.5.190.0200.07020.26
5.5.180.0070.05320.14
5.5.160.0030.05320.20
5.5.150.0000.08320.25
5.5.140.0000.07720.22
5.5.130.0030.04720.17
5.5.120.0100.07020.24
5.5.110.0100.06720.11
5.5.100.0070.08320.14
5.5.90.0100.07320.15
5.5.80.0070.07320.15
5.5.70.0100.05320.05
5.5.60.0170.06720.08
5.5.50.0070.06719.99
5.5.40.0100.07020.18
5.5.30.0030.06020.13
5.5.20.0100.07020.07
5.5.10.0070.08720.12
5.5.00.0270.05720.04
5.4.450.0070.06719.27
5.4.440.0100.08019.27
5.4.430.0100.07319.55
5.4.420.0070.06019.26
5.4.410.0100.07719.18
5.4.400.0030.08018.95
5.4.390.0100.06719.10
5.4.380.0030.08318.84
5.4.370.0100.07719.03
5.4.360.0170.06719.10
5.4.350.0070.07718.96
5.4.340.0070.06319.04
5.4.320.0030.08019.09
5.4.310.0070.07018.96
5.4.300.0200.06019.00
5.4.290.0100.04718.92
5.4.280.0070.07718.94
5.4.270.0170.06019.07
5.4.260.0100.06019.14
5.4.250.0070.05719.14
5.4.240.0030.08318.98
5.4.230.0030.07718.91
5.4.220.0130.06718.82
5.4.210.0230.06019.06
5.4.200.0000.08319.04
5.4.190.0030.07719.23
5.4.180.0070.07319.04
5.4.170.0170.06318.80
5.4.160.0070.07719.10
5.4.150.0100.07018.76
5.4.140.0070.06716.07
5.4.130.0100.05016.34
5.4.120.0070.04016.12
5.4.110.0100.04716.34
5.4.100.0200.06016.31
5.4.90.0100.07016.38
5.4.80.0100.06316.36
5.4.70.0130.06716.19
5.4.60.0100.06716.20
5.4.50.0000.06316.35
5.4.40.0030.05716.37
5.4.30.0000.06316.38
5.4.20.0100.06316.30
5.4.10.0070.07316.40
5.4.00.0070.03715.83
5.3.290.0130.07314.66
5.3.280.0100.07314.40
5.3.270.0070.08014.55
5.3.260.0170.04014.54
5.3.250.0100.07314.57
5.3.240.0070.07714.61
5.3.230.0100.07314.57
5.3.220.0070.06714.55
5.3.210.0130.07014.51
5.3.200.0100.06314.55
5.3.190.0130.05314.52
5.3.180.0030.07314.49
5.3.170.0100.07014.38
5.3.160.0230.05314.55
5.3.150.0000.08014.55
5.3.140.0070.06314.40
5.3.130.0100.07714.53
5.3.120.0170.06314.50
5.3.110.0070.05714.50
5.3.100.0100.07313.97
5.3.90.0030.07714.00
5.3.80.0100.04314.00
5.3.70.0000.07713.87
5.3.60.0170.05713.86
5.3.50.0100.07313.91
5.3.40.0070.07713.80
5.3.30.0000.08013.67
5.3.20.0170.05713.69
5.3.10.0130.06013.59
5.3.00.0070.07313.50
5.2.170.0070.06710.96
5.2.160.0030.06710.95
5.2.150.0030.06011.12
5.2.140.0030.06711.09
5.2.130.0070.06011.16
5.2.120.0030.05010.94
5.2.110.0070.05311.02
5.2.100.0070.04010.88
5.2.90.0070.05311.04
5.2.80.0000.06010.93
5.2.70.0030.06710.88
5.2.60.0030.06310.89
5.2.50.0070.04011.05
5.2.40.0070.06311.03
5.2.30.0030.05710.78
5.2.20.0070.06010.90
5.2.10.0070.05710.76
5.2.00.0070.05010.69
5.1.60.0030.02710.05
5.1.50.0030.05310.09
5.1.40.0030.03310.02
5.1.30.0070.04710.37
5.1.20.0030.05710.21
5.1.10.0000.06010.09
5.1.00.0070.04310.06
5.0.50.0030.0279.75
5.0.40.0000.0439.75
5.0.30.0030.0539.75
5.0.20.0100.0339.75
5.0.10.0000.0239.75
5.0.00.0100.0539.75
4.4.90.0030.0339.75
4.4.80.0000.0239.75
4.4.70.0000.0379.75
4.4.60.0070.0309.75
4.4.50.0000.0439.75
4.4.40.0030.0539.75
4.4.30.0000.0379.75
4.4.20.0000.0409.75
4.4.10.0070.0279.75
4.4.00.0030.0579.75
4.3.110.0030.0239.75
4.3.100.0100.0239.75
4.3.90.0000.0239.75
4.3.80.0070.0509.75
4.3.70.0000.0209.75
4.3.60.0030.0339.75
4.3.50.0100.0139.75
4.3.40.0000.0339.75
4.3.30.0030.0309.75
4.3.20.0000.0239.75
4.3.10.0030.0279.75
4.3.00.0000.0279.75

preferences:
45.15 ms | 400 KiB | 5 Q