3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_numeric('--'));

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)
8.3.40.0040.01118.54
8.3.30.0070.01118.79
8.3.20.0070.00020.36
8.3.10.0080.00023.39
8.3.00.0040.00419.25
8.2.170.0100.01022.96
8.2.160.0030.01020.54
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0050.00322.04
8.2.110.0040.00721.12
8.2.100.0120.00017.50
8.2.90.0000.00819.09
8.2.80.0040.00417.97
8.2.70.0080.00317.50
8.2.60.0000.00817.80
8.2.50.0000.00918.07
8.2.40.0040.00418.03
8.2.30.0030.00517.98
8.2.20.0050.00317.53
8.2.10.0000.00717.99
8.2.00.0000.00817.43
8.1.270.0030.00622.14
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.00923.92
8.1.230.0040.00719.10
8.1.220.0040.00417.74
8.1.210.0070.00018.77
8.1.200.0080.00317.23
8.1.190.0000.00816.98
8.1.180.0030.00518.10
8.1.170.0030.00620.37
8.1.160.0000.00721.86
8.1.150.0070.00018.70
8.1.140.0040.00417.39
8.1.130.0030.00317.67
8.1.120.0000.00717.26
8.1.110.0070.00017.36
8.1.100.0040.00417.34
8.1.90.0000.00717.27
8.1.80.0040.00417.32
8.1.70.0030.00317.16
8.1.60.0040.00417.34
8.1.50.0030.00617.25
8.1.40.0000.00717.26
8.1.30.0000.00817.54
8.1.20.0050.00217.52
8.1.10.0030.00617.28
8.1.00.0000.00817.23
8.0.300.0000.00818.77
8.0.290.0030.00616.63
8.0.280.0000.00718.29
8.0.270.0000.00717.20
8.0.260.0000.00617.16
8.0.250.0040.00416.73
8.0.240.0000.00616.86
8.0.230.0060.00016.87
8.0.220.0030.00316.77
8.0.210.0030.00316.76
8.0.200.0000.00716.80
8.0.190.0000.00716.82
8.0.180.0070.00016.84
8.0.170.0040.00416.80
8.0.160.0070.00016.85
8.0.150.0000.00716.64
8.0.140.0000.00716.75
8.0.130.0050.00013.25
8.0.120.0050.00316.71
8.0.110.0040.00416.75
8.0.100.0000.00816.57
8.0.90.0000.00816.79
8.0.80.0000.01516.77
8.0.70.0050.00316.71
8.0.60.0000.00716.62
8.0.50.0040.00416.68
8.0.30.0120.00916.99
8.0.20.0130.01017.40
8.0.10.0050.00216.68
8.0.00.0070.00916.61
7.4.330.0000.00515.02
7.4.320.0040.00416.46
7.4.300.0000.00616.51
7.4.290.0000.00616.34
7.4.280.0040.00416.34
7.4.270.0030.00316.36
7.4.260.0030.00316.46
7.4.250.0050.00316.34
7.4.240.0070.00016.34
7.4.230.0040.00416.25
7.4.220.0120.00616.39
7.4.210.0060.00916.32
7.4.200.0040.00416.45
7.4.160.0100.00616.14
7.4.150.0100.01317.40
7.4.140.0120.00817.86
7.4.130.0100.01016.39
7.4.120.0080.00916.31
7.4.110.0070.01616.32
7.4.100.0060.01016.22
7.4.90.0070.01116.26
7.4.80.0100.00719.39
7.4.70.0030.01616.53
7.4.60.0140.00316.30
7.4.50.0080.00016.43
7.4.40.0040.01316.41
7.4.30.0100.00716.23
7.4.10.0040.01114.69
7.4.00.0060.00714.91
7.3.330.0020.00713.06
7.3.320.0000.00512.93
7.3.310.0000.00816.13
7.3.300.0050.00216.05
7.3.290.0070.01016.18
7.3.280.0040.01216.17
7.3.270.0070.01117.40
7.3.260.0140.00916.30
7.3.250.0100.00716.12
7.3.240.0080.00916.37
7.3.230.0180.00416.39
7.3.210.0040.01416.10
7.3.200.0040.01419.39
7.3.190.0060.01216.40
7.3.180.0110.00716.07
7.3.170.0120.00616.27
7.3.160.0190.00016.20
7.3.130.0060.01214.73
7.3.120.0160.00014.46
7.3.110.0000.01914.60
7.3.100.0120.00314.67
7.3.90.0060.01214.61
7.3.80.0040.00814.78
7.3.70.0130.00314.66
7.3.60.0040.00814.68
7.3.50.0080.00314.66
7.3.40.0100.00314.64
7.3.30.0070.00714.45
7.3.20.0110.00416.55
7.3.10.0070.00716.63
7.3.00.0000.01316.50
7.2.330.0150.00316.36
7.2.320.0130.00716.38
7.2.310.0070.01416.26
7.2.300.0070.01016.41
7.2.290.0090.01216.47
7.2.260.0000.01214.72
7.2.250.0060.01214.63
7.2.240.0090.00314.54
7.2.230.0030.01315.02
7.2.220.0110.00414.84
7.2.210.0120.00314.89
7.2.200.0060.00614.90
7.2.190.0070.00414.51
7.2.180.0030.00614.61
7.2.170.0030.00614.68
7.2.160.0060.01114.88
7.2.150.0040.00416.61
7.2.140.0060.00616.46
7.2.130.0040.01116.63
7.2.120.0070.00716.75
7.2.110.0060.00316.34
7.2.100.0060.01016.64
7.2.90.0030.00616.85
7.2.80.0030.01016.88
7.2.70.0100.00716.63
7.2.60.0070.01016.90
7.2.50.0130.00616.43
7.2.40.0000.01716.77
7.2.30.0110.00416.54
7.2.20.0040.01116.71
7.2.10.0000.01016.77
7.2.00.0050.01017.79
7.1.330.0090.00615.78
7.1.320.0000.01015.79
7.1.310.0060.00615.72
7.1.300.0030.00515.72
7.1.290.0060.00315.50
7.1.280.0090.00315.77
7.1.270.0100.00715.66
7.1.260.0000.00915.79
7.1.250.0060.00615.72
7.1.240.0070.00715.65
7.1.230.0000.01315.61
7.1.220.0050.00315.31
7.1.210.0000.01315.70
7.1.200.0080.00415.79
7.1.190.0100.00315.62
7.1.180.0110.00415.66
7.1.170.0000.01815.53
7.1.160.0110.00415.59
7.1.150.0070.01115.65
7.1.140.0030.00615.48
7.1.130.0030.01015.74
7.1.120.0090.00015.73
7.1.110.0000.01515.55
7.1.100.0050.00816.69
7.1.90.0000.01215.59
7.1.80.0120.00315.45
7.1.70.0030.01116.12
7.1.60.0060.01117.47
7.1.50.0130.01324.97
7.1.40.0120.00015.86
7.1.30.0030.01115.60
7.1.20.0030.01315.64
7.1.10.0030.01015.63
7.1.00.0050.04218.96
7.0.330.0110.00415.25
7.0.320.0070.00715.31
7.0.310.0060.00615.21
7.0.300.0060.00315.17
7.0.290.0040.01114.94
7.0.280.0070.00815.18
7.0.270.0040.01115.16
7.0.260.0030.00915.22
7.0.250.0060.00615.09
7.0.240.0040.00715.18
7.0.230.0070.01015.20
7.0.220.0030.00615.25
7.0.210.0000.01515.48
7.0.200.0030.00815.83
7.0.190.0000.00815.31
7.0.180.0100.00315.41
7.0.170.0060.00615.29
7.0.160.0100.00315.06
7.0.150.0000.00815.14
7.0.140.0000.04518.67
7.0.130.0040.00415.05
7.0.120.0000.00715.27
7.0.110.0000.00815.13
7.0.100.0030.00715.14
7.0.90.0090.00615.02
7.0.80.0090.00315.33
7.0.70.0110.00015.33
7.0.60.0100.03717.57
7.0.50.0020.05116.46
7.0.40.0100.03017.07
7.0.30.0280.03217.04
7.0.20.0120.02416.94
7.0.10.0080.04317.04
7.0.00.0080.04317.04
5.6.400.0070.00413.89
5.6.390.0040.00714.11
5.6.380.0070.00313.91
5.6.370.0070.00714.26
5.6.360.0090.00614.32
5.6.350.0080.00813.89
5.6.340.0070.00713.95
5.6.330.0080.00414.38
5.6.320.0070.00713.89
5.6.310.0090.00613.89
5.6.300.0040.00414.18
5.6.290.0000.01214.22
5.6.280.0060.03917.52
5.6.270.0030.00614.11
5.6.260.0070.00713.99
5.6.250.0090.00614.15
5.6.240.0000.01014.11
5.6.230.0000.01613.89
5.6.220.0080.00313.89
5.6.210.0110.04117.33
5.6.200.0030.03516.23
5.6.190.0050.03717.22
5.6.180.0200.03317.26
5.6.170.0140.03217.37
5.6.160.0100.03417.13
5.6.150.0020.03016.07
5.6.140.0030.05016.08
5.6.130.0050.04916.13
5.6.120.0050.03217.44
5.6.110.0100.02917.52
5.6.100.0090.04217.51
5.6.90.0030.04317.47
5.6.80.0120.03917.24
5.6.70.1690.02117.21
5.6.60.0000.01013.89
5.6.50.0000.01013.89
5.6.40.0030.01014.09
5.6.30.0030.00814.05
5.6.20.0100.00313.89
5.6.10.0050.00913.89
5.6.00.0030.00713.89
5.5.380.0070.00313.89
5.5.370.0000.00813.99
5.5.360.0000.00813.91
5.5.350.0170.04517.20
5.5.340.0050.04515.98
5.5.330.0050.02717.02
5.5.320.0130.02517.02
5.5.310.0150.03017.19
5.5.300.0060.03615.90
5.5.290.0060.03115.92
5.5.280.0050.02317.33
5.5.270.0080.03217.52
5.5.260.0020.04617.48
5.5.250.0050.04717.19
5.5.240.0150.04017.16
5.5.230.0030.01213.96
5.5.220.0090.00013.89
5.5.210.0040.00713.89
5.5.200.0000.01013.89
5.5.190.0070.00713.90
5.5.180.0100.00313.91
5.5.170.0090.00013.89
5.5.160.0130.00013.89
5.5.150.0070.00713.99
5.5.140.0060.00613.89
5.5.130.0100.00013.98
5.5.120.0030.00713.91
5.5.110.0090.00613.89
5.5.100.0140.00313.95
5.5.90.0030.01014.00
5.5.80.0030.01213.89
5.5.70.0120.00313.89
5.5.60.0070.00713.89
5.5.50.0030.01213.89
5.5.40.0130.00313.98
5.5.30.0000.01413.89
5.5.20.0060.00314.05
5.5.10.0050.00513.93
5.5.00.0000.01313.89
5.4.450.0430.03116.68
5.4.440.0380.03116.58
5.4.430.0320.03916.58
5.4.420.0520.03316.76
5.4.410.0400.03116.45
5.4.400.0320.03216.55
5.4.390.0100.02816.53
5.4.380.0330.02816.60
5.4.370.0410.02816.51
5.4.360.0050.03016.59
5.4.350.0440.03316.45
5.4.340.0100.01712.93
5.4.330.0060.00013.89
5.4.320.0020.02213.17
5.4.310.0020.02513.17
5.4.300.0060.02113.17
5.4.290.0090.01813.17
5.4.280.0070.02113.12
5.4.270.0070.02013.12
5.4.260.0040.02613.12
5.4.250.0020.02713.12
5.4.240.0040.02213.12
5.4.230.0070.02113.12
5.4.220.0080.02713.12
5.4.210.0040.02313.12
5.4.200.0050.02413.12
5.4.190.0070.02713.11
5.4.180.0080.02613.12
5.4.170.0060.02513.12
5.4.160.0040.02313.12
5.4.150.0060.02013.12
5.4.140.0060.02212.96
5.4.130.0050.02212.95
5.4.120.0040.02012.93
5.4.110.0070.01612.93
5.4.100.0070.01812.93
5.4.90.0020.02312.93
5.4.80.0040.02212.93
5.4.70.0040.02312.93
5.4.60.0060.02312.93
5.4.50.0060.02112.93
5.4.40.0050.02212.92
5.4.30.0030.02412.92
5.4.20.0040.02212.92
5.4.10.0030.02512.92
5.4.00.0060.02112.66
5.3.290.0050.04012.80
5.3.280.0080.03612.71
5.3.270.0090.03712.73
5.3.260.0030.04512.72
5.3.250.0090.03912.72
5.3.240.0060.03912.72
5.3.230.0080.03612.71
5.3.220.0070.04212.68
5.3.210.0110.03412.68
5.3.200.0040.03912.68
5.3.190.0090.03512.68
5.3.180.0080.03512.67
5.3.170.0070.03912.67
5.3.160.0060.03712.68
5.3.150.0060.04712.68
5.3.140.0090.03512.66
5.3.130.0070.03912.66
5.3.120.0050.04012.66
5.3.110.0100.03512.66
5.3.100.0060.03912.11
5.3.90.0080.03412.09
5.3.80.0040.03812.07
5.3.70.0060.03612.07
5.3.60.0060.03612.06
5.3.50.0070.03712.00
5.3.40.0070.04012.00
5.3.30.0050.03711.94
5.3.20.0070.04011.72
5.3.10.0070.03611.69
5.3.00.0050.04111.67
5.2.170.0070.0299.18
5.2.160.0040.0309.18
5.2.150.0070.0289.18
5.2.140.0070.0299.17
5.2.130.0060.0319.13
5.2.120.0070.0389.13
5.2.110.0090.0289.14
5.2.100.0050.0299.13
5.2.90.0070.0319.13
5.2.80.0050.0309.13
5.2.70.0050.0309.13
5.2.60.0050.0319.08
5.2.50.0020.0339.05
5.2.40.0060.0289.03
5.2.30.0070.0279.00
5.2.20.0030.0309.00
5.2.10.0090.0278.91
5.2.00.0050.0328.77
5.1.60.0050.0338.06
5.1.50.0050.0298.05
5.1.40.0100.0338.04
5.1.30.0050.0288.39
5.1.20.0040.0278.41
5.1.10.0070.0238.13
5.1.00.0050.0388.13
5.0.50.0050.0276.61
5.0.40.0050.0276.47
5.0.30.0040.0336.29
5.0.20.0080.0196.25
5.0.10.0010.0226.23
5.0.00.0050.0316.23
4.4.90.0020.0174.78
4.4.80.0040.0154.75
4.4.70.0040.0164.75
4.4.60.0030.0174.75
4.4.50.0030.0164.77
4.4.40.0050.0244.71
4.4.30.0020.0184.76
4.4.20.0030.0154.85
4.4.10.0000.0194.84
4.4.00.0040.0234.76
4.3.110.0030.0164.66
4.3.100.0030.0164.66
4.3.90.0020.0174.63
4.3.80.0030.0264.58
4.3.70.0040.0144.63
4.3.60.0050.0134.63
4.3.50.0020.0164.63
4.3.40.0040.0264.54
4.3.30.0020.0163.28
4.3.20.0010.0173.27
4.3.10.0030.0153.21
4.3.00.0100.0207.00

preferences:
41.44 ms | 400 KiB | 5 Q