3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_float('a') + 0);

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)
8.3.40.0110.00418.77
8.3.30.0110.00319.02
8.3.20.0000.00720.07
8.3.10.0000.00723.53
8.3.00.0040.00417.38
8.2.170.0070.00722.96
8.2.160.0070.00720.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0140.00326.16
8.2.120.0080.00021.02
8.2.110.0090.00022.28
8.2.100.0120.00017.78
8.2.90.0030.00518.98
8.2.80.0080.00017.97
8.2.70.0000.00917.63
8.2.60.0040.00717.91
8.2.50.0060.00318.07
8.2.40.0050.00317.91
8.2.30.0040.00417.95
8.2.20.0000.00817.53
8.2.10.0030.00517.86
8.2.00.0040.00417.54
8.1.270.0050.00323.84
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0060.00323.83
8.1.230.0070.00718.99
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00616.86
8.1.190.0030.00517.10
8.1.180.0000.00918.10
8.1.170.0030.00718.43
8.1.160.0040.00421.88
8.1.150.0040.00418.78
8.1.140.0040.00417.26
8.1.130.0070.00017.85
8.1.120.0070.00017.38
8.1.110.0070.00017.34
8.1.100.0030.00317.22
8.1.90.0000.00717.31
8.1.80.0070.00017.24
8.1.70.0000.00817.20
8.1.60.0000.00917.32
8.1.50.0000.00817.27
8.1.40.0040.00417.41
8.1.30.0030.00517.38
8.1.20.0050.00317.56
8.1.10.0040.00417.38
8.1.00.0000.00817.21
8.0.300.0050.00218.77
8.0.290.0030.00616.63
8.0.280.0030.00318.21
8.0.270.0000.00717.11
8.0.260.0000.00817.13
8.0.250.0030.00316.92
8.0.240.0030.00316.88
8.0.230.0000.00716.89
8.0.220.0030.00316.76
8.0.210.0000.00716.86
8.0.200.0050.00316.86
8.0.190.0070.00016.90
8.0.180.0050.00316.75
8.0.170.0040.00416.81
8.0.160.0000.00816.82
8.0.150.0060.00616.80
8.0.140.0070.00316.79
8.0.130.0000.00613.21
8.0.120.0000.00816.65
8.0.110.0000.00816.82
8.0.100.0040.00416.92
8.0.90.0000.00716.84
8.0.80.0060.00916.76
8.0.70.0040.00416.80
8.0.60.0000.00716.76
8.0.50.0030.00616.76
8.0.30.0100.00917.02
8.0.20.0080.01017.40
8.0.10.0040.00416.97
8.0.00.0100.00816.61
7.4.330.0030.00315.00
7.4.320.0000.00616.44
7.4.300.0000.00616.40
7.4.290.0030.00316.43
7.4.280.0060.00316.49
7.4.270.0040.00416.36
7.4.260.0030.00316.27
7.4.250.0040.00416.42
7.4.240.0020.00516.50
7.4.230.0050.00216.25
7.4.220.0000.01716.48
7.4.210.0090.00616.46
7.4.200.0030.00316.52
7.4.160.0090.00916.54
7.4.150.0100.01317.40
7.4.140.0070.01217.86
7.4.130.0090.01016.51
7.4.120.0070.01116.38
7.4.110.0090.00916.38
7.4.100.0130.00316.36
7.4.90.0170.00316.37
7.4.80.0060.01019.39
7.4.70.0140.00316.23
7.4.60.0120.00616.29
7.4.50.0040.00416.58
7.4.40.0120.00416.36
7.4.30.0130.00316.45
7.4.00.0090.00614.81
7.3.330.0090.00013.10
7.3.320.0000.00512.95
7.3.310.0000.00716.18
7.3.300.0030.00316.23
7.3.290.0100.00716.13
7.3.280.0110.00716.14
7.3.270.0040.02017.40
7.3.260.0140.00316.44
7.3.250.0090.01016.40
7.3.240.0110.00616.20
7.3.230.0100.00716.39
7.3.210.0100.00716.40
7.3.200.0110.00619.39
7.3.190.0040.01216.19
7.3.180.0100.00616.42
7.3.170.0110.01116.27
7.3.160.0120.00316.23
7.3.120.0030.01214.62
7.3.110.0080.00314.87
7.3.100.0090.00614.86
7.3.90.0030.01314.71
7.3.80.0110.00414.71
7.3.70.0050.00514.74
7.3.60.0070.00714.66
7.3.50.0000.01114.66
7.3.40.0030.01014.77
7.3.30.0040.01114.81
7.3.20.0060.00616.61
7.3.10.0100.00316.26
7.3.00.0060.00616.66
7.2.330.0080.00816.40
7.2.320.0090.00916.50
7.2.310.0060.01216.32
7.2.300.0160.00616.63
7.2.290.0000.01616.14
7.2.240.0090.00615.02
7.2.230.0040.01114.82
7.2.220.0000.01714.84
7.2.210.0000.01515.13
7.2.200.0060.00614.75
7.2.190.0090.00614.64
7.2.180.0040.00814.75
7.2.170.0080.00014.73
7.2.160.0120.00314.81
7.2.150.0100.00716.67
7.2.140.0090.00616.65
7.2.130.0070.00716.63
7.2.120.0100.00316.82
7.2.110.0030.00916.86
7.2.100.0100.00316.57
7.2.90.0060.01016.80
7.2.80.0070.01016.71
7.2.70.0030.01016.79
7.2.60.0000.01116.61
7.2.50.0040.01116.55
7.2.40.0070.00716.68
7.2.30.0120.00316.84
7.2.20.0100.00716.80
7.2.10.0070.00716.49
7.2.00.0100.00316.72
7.1.330.0060.01215.91
7.1.320.0040.00915.47
7.1.310.0000.01015.62
7.1.300.0030.00915.79
7.1.290.0030.01015.71
7.1.280.0040.01115.78
7.1.270.0030.01315.70
7.1.260.0080.00415.73
7.1.250.0000.01315.75
7.1.70.0070.00016.75
7.1.60.0060.01819.40
7.1.50.0100.01316.86
7.1.00.0030.07722.43
7.0.200.0510.00314.32
7.0.140.0130.06322.00
7.0.60.0030.08319.90
7.0.50.0030.08317.80
7.0.40.0170.08020.09
7.0.30.0300.06720.20
7.0.20.0330.07020.16
7.0.10.0030.08320.30
7.0.00.0000.09320.08
5.6.280.0070.07320.90
5.6.210.0130.05320.69
5.6.200.0070.06318.21
5.6.190.0130.08320.67
5.6.180.0330.04720.27
5.6.170.0370.07320.48
5.6.160.0070.06020.48
5.6.150.0100.07018.14
5.6.140.0030.08318.10
5.6.130.0070.07718.20
5.6.120.0100.07320.98
5.6.110.0100.08321.03
5.6.100.0130.07721.02
5.6.90.0170.07021.01
5.6.80.0030.07020.50
5.5.350.0230.07320.45
5.5.340.0100.07317.93
5.5.330.0070.07020.60
5.5.320.0270.05320.29
5.5.310.0300.05320.12
5.5.300.0130.05317.95
5.5.290.0170.05018.00
5.5.280.0130.08020.79
5.5.270.0000.05020.77
5.5.260.0100.06020.95
5.5.250.0100.09020.68
5.5.240.0170.06720.18
5.4.450.0170.05719.41
5.4.440.0200.06019.54
5.4.430.0270.05019.36
5.4.420.0300.04019.41
5.4.410.0130.06019.46
5.4.400.0270.05718.75
5.4.390.0470.06718.72
5.4.380.0100.05318.68
5.4.370.0170.02718.55
5.4.360.0070.03718.57
5.4.350.0040.03811.97
5.4.340.0040.03911.97
5.4.320.0040.04012.46
5.4.310.0060.03712.45
5.4.300.0070.04012.45
5.4.290.0070.03612.45
5.4.280.0070.04512.34
5.4.270.0040.03812.35
5.4.260.0070.03612.35
5.4.250.0050.03712.34
5.4.240.0070.03412.35
5.4.230.0050.03812.34
5.4.220.0050.03612.34
5.4.210.0080.03312.34
5.4.200.0050.03912.34
5.4.190.0120.03012.33
5.4.180.0070.03412.33
5.4.170.0100.03912.35
5.4.160.0020.03912.34
5.4.150.0060.03512.34
5.4.140.0040.03812.02
5.4.130.0040.03712.01
5.4.120.0080.03211.97
5.4.110.0060.03811.96
5.4.100.0090.03611.97
5.4.90.0060.03611.96
5.4.80.0020.04011.96
5.4.70.0050.04111.96
5.4.60.0060.03311.96
5.4.50.0080.03311.96
5.4.40.0060.03711.95
5.4.30.0090.03811.95
5.4.20.0060.03611.95
5.4.10.0050.03611.95
5.4.00.0050.03611.44
5.3.290.0050.03912.80
5.3.280.0060.04012.70
5.3.270.0060.03812.72
5.3.260.0050.04012.71
5.3.250.0120.03112.72
5.3.240.0090.03412.72
5.3.230.0070.03612.71
5.3.220.0070.03912.68
5.3.210.0090.04112.68
5.3.200.0060.03812.68
5.3.190.0060.03712.68
5.3.180.0080.03612.67
5.3.170.0060.03712.67
5.3.160.0080.03712.68
5.3.150.0110.03112.68
5.3.140.0070.04012.66
5.3.130.0070.04212.66
5.3.120.0080.03612.66
5.3.110.0050.04012.66
5.3.100.0090.03412.12
5.3.90.0060.03812.08
5.3.80.0040.03812.08
5.3.70.0060.03512.07
5.3.60.0080.03712.06
5.3.50.0060.04012.00
5.3.40.0060.03712.00
5.3.30.0050.03511.94
5.3.20.0040.03611.72
5.3.10.0040.03611.69
5.3.00.0060.04211.67
5.2.170.0060.0359.17
5.2.160.0090.0269.18
5.2.150.0070.0329.17
5.2.140.0040.0309.17
5.2.130.0050.0279.13
5.2.120.0080.0259.13
5.2.110.0070.0319.14
5.2.100.0040.0369.13
5.2.90.0050.0289.14
5.2.80.0060.0299.13
5.2.70.0050.0359.13
5.2.60.0080.0329.08
5.2.50.0060.0299.05
5.2.40.0040.0299.03
5.2.30.0030.0329.00
5.2.20.0070.0268.99
5.2.10.0050.0278.91
5.2.00.0080.0348.77
5.1.60.0020.0258.06
5.1.50.0050.0308.05
5.1.40.0030.0258.04
5.1.30.0050.0318.39
5.1.20.0040.0278.41
5.1.10.0050.0268.13
5.1.00.0040.0258.13
5.0.50.0040.0206.61
5.0.40.0030.0196.47
5.0.30.0050.0296.28
5.0.20.0040.0186.25
5.0.10.0050.0186.23
5.0.00.0070.0306.23
4.4.90.0010.0164.78
4.4.80.0030.0154.75
4.4.70.0020.0154.75
4.4.60.0020.0154.75
4.4.50.0020.0204.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0020.0184.84
4.4.10.0040.0154.85
4.4.00.0020.0294.76
4.3.110.0020.0204.67
4.3.100.0050.0124.66
4.3.90.0020.0164.63
4.3.80.0030.0314.58
4.3.70.0030.0154.63
4.3.60.0020.0144.63
4.3.50.0030.0164.63
4.3.40.0010.0254.54
4.3.30.0040.0133.27
4.3.20.0020.0163.25
4.3.10.0020.0173.21
4.3.00.0030.0237.16

preferences:
44.13 ms | 400 KiB | 5 Q