3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a'; $n = 100;//mt_rand(); for ($i = 0; $i < $n; $i++) { $str++; } print $str;

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)
8.3.70.0110.00716.75
8.3.60.0040.01118.43
8.3.50.0140.00522.90
8.3.40.0110.00418.71
8.3.30.0140.00019.22
8.3.20.0050.00220.39
8.3.10.0040.00421.78
8.3.00.0030.00517.63
8.2.180.0120.00316.63
8.2.170.0110.00422.96
8.2.160.0140.00720.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0060.01026.16
8.2.120.0020.00519.95
8.2.110.0000.00822.27
8.2.100.0080.00419.64
8.2.90.0050.00318.87
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0050.00318.04
8.2.50.0050.00318.07
8.2.40.0000.00718.22
8.2.30.0000.00718.10
8.2.20.0080.00017.73
8.2.10.0090.00018.11
8.2.00.0020.00517.59
8.1.280.0070.00725.92
8.1.270.0040.00424.02
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00024.02
8.1.230.0040.00819.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0080.00017.10
8.1.180.0000.00918.10
8.1.170.0000.00818.50
8.1.160.0000.00722.00
8.1.150.0000.00818.85
8.1.140.0040.00417.35
8.1.130.0050.00317.78
8.1.120.0030.00317.34
8.1.110.0040.00417.30
8.1.100.0070.00017.40
8.1.90.0040.00417.42
8.1.80.0040.00417.37
8.1.70.0050.00217.31
8.1.60.0000.00717.41
8.1.50.0040.00417.34
8.1.40.0030.00517.41
8.1.30.0040.00417.50
8.1.20.0030.00617.57
8.1.10.0040.00417.57
8.1.00.0000.00717.52
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.48
8.0.270.0050.00217.26
8.0.260.0000.00617.19
8.0.250.0060.00016.85
8.0.240.0030.00316.98
8.0.230.0000.00716.80
8.0.220.0000.00716.79
8.0.210.0070.00016.79
8.0.200.0030.00316.91
8.0.190.0000.00716.89
8.0.180.0000.00716.86
8.0.170.0070.00016.78
8.0.160.0000.00716.79
8.0.150.0040.00416.75
8.0.140.0070.00316.85
8.0.130.0050.00013.28
8.0.120.0040.00416.70
8.0.110.0050.00216.83
8.0.100.0030.00516.79
8.0.90.0040.00416.70
8.0.80.0100.00616.77
8.0.70.0000.00816.66
8.0.60.0070.00016.70
8.0.50.0000.00716.87
8.0.30.0060.01316.99
8.0.20.0110.01317.40
8.0.10.0000.00816.93
8.0.00.0110.00616.79
7.4.330.0050.00015.02
7.4.320.0030.00316.57
7.4.300.0030.00316.57
7.4.290.0030.00316.41
7.4.280.0000.00916.38
7.4.270.0040.00416.43
7.4.260.0030.00316.35
7.4.250.0050.00316.37
7.4.240.0050.00216.42
7.4.230.0000.00716.42
7.4.220.0060.01016.34
7.4.210.0070.00716.55
7.4.200.0030.00316.34
7.4.160.0060.01016.45
7.4.150.0110.00717.40
7.4.140.0130.00817.86
7.4.130.0080.01216.46
7.4.120.0110.00616.46
7.4.110.0130.00316.41
7.4.100.0100.00716.41
7.4.90.0130.00316.38
7.4.80.0080.01119.39
7.4.70.0150.00616.45
7.4.60.0150.00616.43
7.4.50.0030.00616.54
7.4.40.0030.01316.27
7.4.30.0030.01316.40
7.4.10.0060.01316.43
7.4.00.0080.01015.34
7.3.330.0040.00313.13
7.3.320.0050.00013.14
7.3.310.0060.00016.26
7.3.300.0000.00716.15
7.3.290.0080.01216.31
7.3.280.0100.00616.21
7.3.270.0060.01217.40
7.3.260.0110.00516.46
7.3.250.0130.00416.40
7.3.240.0110.00716.26
7.3.230.0130.00316.46
7.3.210.0130.00616.57
7.3.200.0070.01019.39
7.3.190.0100.00716.32
7.3.180.0080.00816.32
7.3.170.0100.01016.32
7.3.160.0070.01416.50
7.3.130.0070.01416.09
7.3.120.0120.00715.60
7.3.110.0080.00915.46
7.3.100.0040.01115.69
7.3.90.0060.01115.72
7.3.80.0040.01115.88
7.3.70.0060.00815.54
7.3.60.0080.00815.56
7.3.50.0070.01015.64
7.3.40.0060.00915.58
7.3.30.0050.00815.59
7.3.20.0060.00617.38
7.3.10.0050.00817.43
7.3.00.0080.00517.49
7.2.330.0090.01516.32
7.2.320.0120.00616.67
7.2.310.0120.00916.58
7.2.300.0080.00816.64
7.2.290.0080.00816.46
7.2.260.0120.00616.75
7.2.250.0040.01415.75
7.2.240.0130.00815.69
7.2.230.0070.00815.82
7.2.220.0020.01515.81
7.2.210.0050.01115.91
7.2.200.0090.00715.79
7.2.190.0020.01415.83
7.2.180.0040.01115.88
7.2.170.0060.00815.81
7.2.160.0060.00916.54
7.2.150.0140.00018.50
7.2.140.0060.00918.45
7.2.130.0040.01118.29
7.2.120.0060.01018.29
7.2.110.0030.01018.28
7.2.100.0040.01118.35
7.2.90.0070.00718.35
7.2.80.0110.00418.30
7.2.70.0030.01218.22
7.2.60.0060.00618.32
7.2.50.0080.00618.32
7.2.40.0030.01018.20
7.2.30.0060.01018.34
7.2.20.0080.00518.41
7.2.10.0030.01018.28
7.2.00.0050.01018.60
7.1.330.0030.01016.37
7.1.320.0090.00716.51
7.1.310.0030.01116.58
7.1.300.0080.00616.44
7.1.290.0090.00516.36
7.1.280.0070.00416.36
7.1.270.0060.00616.35
7.1.260.0040.00716.41
7.1.250.0040.00717.12
7.1.240.0080.00417.18
7.1.230.0040.00717.07
7.1.220.0000.01417.28
7.1.210.0090.00617.25
7.1.200.0000.01317.05
7.1.190.0090.00917.24
7.1.180.0030.00716.95
7.1.170.0070.00417.11
7.1.160.0070.01017.25
7.1.150.0060.00617.16
7.1.140.0110.00017.24
7.1.130.0040.00817.10
7.1.120.0030.01017.17
7.1.110.0070.01017.21
7.1.100.0060.00417.62
7.1.90.0030.00817.19
7.1.80.0090.00617.13
7.1.70.0070.00417.02
7.1.60.0120.00518.34
7.1.50.0040.01316.94
7.1.40.0060.00916.94
7.1.30.0040.00817.29
7.1.20.0040.00717.21
7.1.10.0080.00817.13
7.1.00.0050.04219.78
7.0.330.0080.00816.78
7.0.320.0060.00616.93
7.0.310.0030.01016.86
7.0.300.0100.00716.89
7.0.290.0060.00616.73
7.0.280.0090.00316.92
7.0.270.0000.01217.06
7.0.260.0040.00816.90
7.0.250.0030.00917.16
7.0.240.0040.00416.75
7.0.230.0150.00016.74
7.0.220.0090.00616.84
7.0.210.0030.01317.06
7.0.200.0060.00516.82
7.0.190.0080.00316.83
7.0.180.0070.00716.98
7.0.170.0060.00616.89
7.0.160.0100.00716.96
7.0.150.0000.01516.92
7.0.140.0060.03819.50
7.0.130.0060.00616.95
7.0.120.0030.00717.01
7.0.110.0070.00716.80
7.0.100.0100.00316.87
7.0.90.0090.00616.92
7.0.80.0120.00016.72
7.0.70.0070.00716.92
7.0.60.0030.04518.46
7.0.50.0040.03017.42
7.0.40.0110.03117.52
7.0.30.0190.02617.43
7.0.20.0150.04217.59
7.0.10.0060.04617.50
7.0.00.0080.04317.55
5.6.400.0100.00016.01
5.6.390.0000.01615.81
5.6.380.0120.00015.82
5.6.370.0090.00916.09
5.6.360.0070.00715.90
5.6.350.0070.00715.55
5.6.340.0030.01015.66
5.6.330.0070.01015.86
5.6.320.0040.01515.88
5.6.310.0080.00815.48
5.6.300.0000.01015.86
5.6.290.0030.01115.91
5.6.280.0030.04218.50
5.6.270.0000.01116.00
5.6.260.0090.00616.00
5.6.250.0030.00915.61
5.6.240.0110.00015.64
5.6.230.0060.00615.79
5.6.220.0000.01015.70
5.6.210.0100.03018.31
5.6.200.0120.03617.01
5.6.190.0080.04018.06
5.6.180.0230.03718.21
5.6.170.0150.05218.14
5.6.160.0050.05018.23
5.6.150.0080.02916.89
5.6.140.0120.02217.00
5.6.130.0070.04216.94
5.6.120.0100.03018.38
5.6.110.0140.03218.24
5.6.100.0080.02918.45
5.6.90.0110.03518.35
5.6.80.0080.04017.93
5.6.70.0110.00015.85
5.6.60.0030.01015.74
5.6.50.0060.00915.71
5.6.40.0050.00515.80
5.6.30.0030.01015.86
5.6.20.0030.00615.68
5.6.10.0100.00315.59
5.6.00.0030.01015.73
5.5.380.0090.00615.84
5.5.370.0130.00315.80
5.5.360.0130.00315.94
5.5.350.0050.04418.11
5.5.340.0070.04516.91
5.5.330.0030.02718.13
5.5.320.0150.02717.93
5.5.310.0120.02517.99
5.5.300.0050.04716.85
5.5.290.0090.03216.76
5.5.280.0050.02518.25
5.5.270.0100.04318.00
5.5.260.0070.03518.13
5.5.250.0070.03318.09
5.5.240.0120.02817.93
5.5.230.0030.01015.68
5.5.220.0030.00615.71
5.5.210.0100.00015.88
5.5.200.0090.00015.60
5.5.190.0000.01215.85
5.5.180.0000.01215.60
5.5.170.0040.01115.52
5.5.160.0040.00715.82
5.5.150.0110.00715.63
5.5.140.0070.01015.75
5.5.130.0070.00715.77
5.5.120.0120.00315.45
5.5.110.0000.01715.77
5.5.100.0100.00315.71
5.5.90.0050.01015.46
5.5.80.0030.00615.58
5.5.70.0040.00815.75
5.5.60.0040.00715.58
5.5.50.0000.01715.53
5.5.40.0070.00315.65
5.5.30.0090.00315.82
5.5.20.0100.00315.52
5.5.10.0030.01015.84
5.5.00.0090.00615.52
5.4.450.0120.02716.06
5.4.440.0250.02515.95
5.4.430.0080.02115.96
5.4.420.0220.02316.07
5.4.410.0260.02415.99
5.4.400.0250.02415.75
5.4.390.0200.02715.90
5.4.380.0410.02815.58
5.4.370.0450.02515.70
5.4.360.0530.03215.66
5.4.350.0420.03615.60
5.4.340.0380.02815.64
5.4.330.0000.00712.70
5.4.320.0060.02112.57
5.4.310.0090.02312.57
5.4.300.0080.03512.57
5.4.290.0050.02412.57
5.4.280.0040.02412.52
5.4.270.0070.02312.52
5.4.260.0030.02612.52
5.4.250.0060.02212.52
5.4.240.0040.02412.52
5.4.230.0050.02512.52
5.4.220.0040.02212.52
5.4.210.0010.02712.52
5.4.200.0050.02212.52
5.4.190.0080.02212.52
5.4.180.0070.01812.51
5.4.170.0040.02612.52
5.4.160.0020.02712.52
5.4.150.0040.02412.52
5.4.140.0060.02012.36
5.4.130.0040.02212.35
5.4.120.0090.02012.33
5.4.110.0060.02212.33
5.4.100.0030.02112.36
5.4.90.0040.02412.33
5.4.80.0030.02212.33
5.4.70.0040.02212.33
5.4.60.0050.02612.33
5.4.50.0060.02112.33
5.4.40.0040.02312.32
5.4.30.0040.02312.32
5.4.20.0060.01912.32
5.4.10.0040.02112.32
5.4.00.0070.02112.06
5.3.290.0090.04612.80
5.3.280.0050.04112.70
5.3.270.0030.04212.73
5.3.260.0070.03912.72
5.3.250.0040.03912.72
5.3.240.0060.03812.72
5.3.230.0080.03912.71
5.3.220.0070.03612.68
5.3.210.0060.04212.68
5.3.200.0090.03912.68
5.3.190.0030.03912.68
5.3.180.0070.03812.67
5.3.170.0070.03612.66
5.3.160.0060.03612.68
5.3.150.0050.03812.68
5.3.140.0070.03512.66
5.3.130.0060.04012.66
5.3.120.0210.04212.66
5.3.110.0040.04012.66
5.3.100.0060.03712.12
5.3.90.0060.03612.08
5.3.80.0040.04012.07
5.3.70.0050.04312.08
5.3.60.0020.04012.06
5.3.50.0020.03912.00
5.3.40.0040.03712.00
5.3.30.0050.03611.94
5.3.20.0090.04711.72
5.3.10.0060.03511.69
5.3.00.0030.03811.68
5.2.170.0050.0299.18
5.2.160.0070.0309.18
5.2.150.0050.0309.18
5.2.140.0030.0319.18
5.2.130.0060.0289.13
5.2.120.0050.0339.13
5.2.110.0040.0299.14
5.2.100.0050.0299.14
5.2.90.0090.0349.14
5.2.80.0060.0289.13
5.2.70.0080.0459.13
5.2.60.0040.0389.08
5.2.50.0080.0449.05
5.2.40.0100.0459.04
5.2.30.0040.0359.00
5.2.20.0060.0399.00
5.2.10.0050.0348.92
5.2.00.0040.0298.78
5.1.60.0080.0278.06
5.1.50.0100.0418.06
5.1.40.0040.0378.04
5.1.30.0030.0368.39
5.1.20.0060.0328.41
5.1.10.0100.0418.13
5.1.00.0030.0298.13
5.0.50.0020.0246.62
5.0.40.0040.0196.46
5.0.30.0020.0346.29
5.0.20.0020.0206.26
5.0.10.0020.0216.23
5.0.00.0040.0306.23
4.4.90.0050.0144.78
4.4.80.0010.0234.75
4.4.70.0010.0184.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0040.0144.76
4.4.20.0020.0174.85
4.4.10.0030.0174.85
4.4.00.0050.0304.76
4.3.110.0040.0144.66
4.3.100.0060.0164.67
4.3.90.0050.0194.63
4.3.80.0030.0314.59
4.3.70.0010.0234.63
4.3.60.0020.0194.63
4.3.50.0040.0264.63
4.3.40.0040.0234.53
4.3.30.0020.0163.29
4.3.20.0060.0163.27
4.3.10.0050.0153.23
4.3.00.0070.01315.91

preferences:
44.79 ms | 401 KiB | 5 Q