3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mypi = 3.1415926535897932384626433832795028841971; $pi = pi(); printf("pi: %.24f, %.24f, %.24f\n", $pi, $mypi, M_PI); $l = strlen($mypi); echo "l: $l\n"; $d = pack("d", $mypi); $l = strlen($d); echo "l: $l\n"; printf("%.24f\n", hex2dec($d));

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)
8.3.60.0140.00016.62
8.3.50.0120.00622.77
8.3.40.0070.00718.63
8.3.30.0070.00719.04
8.3.20.0040.00420.33
8.3.10.0060.01023.70
8.3.00.0040.00417.59
8.2.180.0040.01116.50
8.2.170.0100.01022.96
8.2.160.0140.00020.51
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.01226.16
8.2.120.0040.00420.85
8.2.110.0050.00522.13
8.2.100.0090.00317.97
8.2.90.0000.00819.12
8.2.80.0030.00617.97
8.2.70.0040.00417.38
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0080.00018.03
8.2.30.0040.00418.08
8.2.20.0040.00417.80
8.2.10.0000.00718.17
8.2.00.0030.00517.80
8.1.280.0090.00625.92
8.1.270.0110.00023.99
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0040.00423.77
8.1.230.0100.00019.00
8.1.220.0060.00317.74
8.1.210.0030.00518.77
8.1.200.0030.00617.22
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0030.00618.52
8.1.160.0040.00422.00
8.1.150.0000.00718.82
8.1.140.0050.00217.38
8.1.130.0040.00417.82
8.1.120.0070.00017.31
8.1.110.0000.00817.38
8.1.100.0000.00717.39
8.1.90.0000.00717.45
8.1.80.0000.00717.32
8.1.70.0040.00417.38
8.1.60.0030.00617.51
8.1.50.0000.00717.42
8.1.40.0040.00417.44
8.1.30.0090.00017.63
8.1.20.0000.00717.56
8.1.10.0000.00817.61
8.1.00.0030.00617.47
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0030.00617.16
8.0.260.0000.00717.16
8.0.250.0070.00017.02
8.0.240.0040.00417.07
8.0.230.0000.00717.03
8.0.220.0000.00816.98
8.0.210.0070.00016.89
8.0.200.0000.00616.94
8.0.190.0050.00216.85
8.0.180.0040.00416.98
8.0.170.0040.00416.89
8.0.160.0070.00016.97
8.0.150.0030.00516.85
8.0.140.0040.00416.92
8.0.130.0030.00313.31
8.0.120.0030.00516.79
8.0.110.0000.00716.95
8.0.100.0040.00416.92
8.0.90.0040.00416.92
8.0.80.0110.01016.90
8.0.70.0040.00416.75
8.0.60.0040.00416.93
8.0.50.0000.00816.82
8.0.30.0130.00717.09
8.0.20.0130.01217.40
8.0.10.0030.00316.98
8.0.00.0060.01316.74
7.4.330.0020.00215.09
7.4.320.0030.00316.48
7.4.300.0030.00316.53
7.4.290.0030.00316.49
7.4.280.0040.00416.58
7.4.270.0030.00316.61
7.4.260.0060.00316.38
7.4.250.0050.00216.59
7.4.240.0040.00316.56
7.4.230.0000.00716.39
7.4.220.0100.00716.43
7.4.210.0040.01016.47
7.4.200.0040.00416.50
7.4.160.0060.00916.56
7.4.150.0030.01317.40
7.4.140.0120.01517.86
7.4.130.0040.01616.48
7.4.120.0100.01016.63
7.4.110.0110.00616.54
7.4.100.0070.01116.66
7.4.90.0130.00416.54
7.4.80.0100.00819.39
7.4.70.0100.01616.48
7.4.60.0160.00316.71
7.4.50.0000.00816.59
7.4.40.0070.01016.49
7.4.30.0100.00716.66
7.4.00.0090.00914.86
7.3.330.0050.00313.18
7.3.320.0050.00013.19
7.3.310.0030.00716.28
7.3.300.0030.00316.22
7.3.290.0030.01016.29
7.3.280.0050.01116.35
7.3.270.0100.01017.40
7.3.260.0190.00316.35
7.3.240.0090.01216.43
7.3.230.0100.00716.39
7.3.210.0080.01216.41
7.3.200.0000.02219.39
7.3.190.0130.00316.33
7.3.180.0090.00816.53
7.3.170.0070.01016.50
7.3.160.0030.01316.43
7.3.120.0030.01414.89
7.3.110.0080.00814.83
7.3.100.0070.01014.71
7.3.90.0120.00614.91
7.3.80.0030.01015.03
7.3.70.0090.00914.93
7.3.60.0120.00314.98
7.3.50.0000.01114.67
7.3.40.0100.00615.01
7.3.30.0000.01414.75
7.3.20.0000.01616.57
7.3.10.0040.01116.45
7.3.00.0060.00916.81
7.2.330.0140.00316.37
7.2.320.0100.00716.27
7.2.310.0070.01616.64
7.2.300.0090.01116.72
7.2.290.0130.00316.55
7.2.250.0120.00615.23
7.2.240.0040.01515.25
7.2.230.0100.01014.72
7.2.220.0060.00314.86
7.2.210.0090.00615.16
7.2.200.0090.00915.07
7.2.190.0040.01114.82
7.2.180.0070.00414.95
7.2.170.0090.00615.03
7.2.60.0070.00716.61
7.2.00.0000.01119.20
7.1.330.0080.00815.76
7.1.320.0000.01115.92
7.1.310.0080.00415.81
7.1.300.0100.00715.78
7.1.290.0060.00615.56
7.1.280.0030.01415.56
7.1.270.0000.01215.59
7.1.260.0060.00615.88
7.1.200.0040.00715.75
7.1.100.0030.00618.08
7.1.70.0030.00916.88
7.1.60.0090.00919.40
7.1.50.0070.00316.88
7.1.00.0030.07722.28
7.0.200.0000.01016.67
7.0.140.0030.07322.09
7.0.60.0130.06719.91
7.0.50.0070.04317.72
7.0.40.0100.07020.20
7.0.30.0300.03720.18
7.0.20.0170.08320.17
7.0.10.0070.06020.04
7.0.00.0200.07020.08
5.6.280.0100.06320.86
5.6.210.0070.07720.61
5.6.200.0130.08018.18
5.6.190.0000.08020.57
5.6.180.0500.04720.27
5.6.170.0270.07320.61
5.6.160.0030.05720.42
5.6.150.0000.04718.21
5.6.140.0070.04018.10
5.6.130.0070.04718.20
5.6.120.0100.05321.02
5.6.110.0070.04320.99
5.6.100.0130.07320.89
5.6.90.0030.05321.00
5.6.80.0030.09020.42
5.5.350.3830.04020.44
5.5.340.0070.06317.96
5.5.330.0100.07020.57
5.5.320.0270.04320.28
5.5.310.0370.07320.34
5.5.300.0030.08717.89
5.5.290.0500.03717.94
5.5.280.0070.04020.93
5.5.270.0030.09020.96
5.5.260.0030.04320.86
5.5.250.0130.07720.68
5.5.240.0100.07720.07
5.4.450.0830.07019.40
5.4.440.0670.05719.14
5.4.430.0630.04019.63
5.4.420.0670.05719.55
5.4.410.0330.05319.29
5.4.400.0700.05719.01
5.4.390.0970.05019.04
5.4.380.0070.05318.72
5.4.370.0070.04018.77
5.4.360.0100.04018.69
5.4.350.0120.05811.98
5.4.340.0080.04011.98
5.4.320.0110.03812.46
5.4.310.0050.04112.46
5.4.300.0060.03812.46
5.4.290.0070.04012.46
5.4.280.0050.03612.36
5.4.270.0050.03712.36
5.4.260.0040.04012.36
5.4.250.0040.04012.36
5.4.240.0070.03512.36
5.4.230.0030.04112.35
5.4.220.0060.03612.35
5.4.210.0100.03312.35
5.4.200.0040.04012.35
5.4.190.0050.04512.34
5.4.180.0050.04112.35
5.4.170.0050.04312.36
5.4.160.0050.03812.35
5.4.150.0080.03612.35
5.4.140.0070.03912.03
5.4.130.0050.03612.02
5.4.120.0040.03811.98
5.4.110.0090.03311.97
5.4.100.0060.03611.97
5.4.90.0100.03511.96
5.4.80.0070.03711.98
5.4.70.0030.03811.97
5.4.60.0040.04111.96
5.4.50.0060.03711.97
5.4.40.0050.03611.96
5.4.30.0130.03011.96
5.4.20.0050.03711.95
5.4.10.0060.03611.95
5.4.00.0050.04811.44
5.3.290.0090.04612.80
5.3.280.0050.04212.70
5.3.270.0040.04712.72
5.3.260.0060.06012.72
5.3.250.0080.04412.72
5.3.240.0090.04212.72
5.3.230.0060.04812.71
5.3.220.0090.04912.68
5.3.210.0090.03912.68
5.3.200.0060.03912.68
5.3.190.0080.03712.68
5.3.180.0070.04212.68
5.3.170.0030.04312.67
5.3.160.0080.03512.67
5.3.150.0040.04012.67
5.3.140.0040.03912.66
5.3.130.0070.03812.66
5.3.120.0090.03712.66
5.3.110.0060.04112.65
5.3.100.0050.04012.12
5.3.90.0090.03312.09
5.3.80.0070.03512.08
5.3.70.0050.03912.08
5.3.60.0040.03912.07
5.3.50.0040.04512.00
5.3.40.0100.04312.00
5.3.30.0060.03611.95
5.3.20.0080.03411.73
5.3.10.0080.03411.70
5.3.00.0050.03811.68
5.2.170.0090.0269.18
5.2.160.0030.0319.19
5.2.150.0050.0319.19
5.2.140.0080.0309.18
5.2.130.0050.0309.14
5.2.120.0050.0289.14
5.2.110.0060.0289.15
5.2.100.0060.0299.16
5.2.90.0010.0339.14
5.2.80.0080.0289.14
5.2.70.0090.0279.14
5.2.60.0080.0379.09
5.2.50.0050.0329.06
5.2.40.0030.0349.04
5.2.30.0060.0329.02
5.2.20.0040.0319.00
5.2.10.0060.0278.96
5.2.00.0060.0298.82
5.1.60.0040.0268.11
5.1.50.0080.0288.11
5.1.40.0060.0398.09
5.1.30.0080.0328.44
5.1.20.0050.0288.46
5.1.10.0060.0248.19
5.1.00.0060.0248.18
5.0.50.0050.0246.66
5.0.40.0060.0186.52
5.0.30.0030.0396.34
5.0.20.0040.0246.32
5.0.10.0070.0176.29
5.0.00.0040.0316.29
4.4.90.0020.0174.78
4.4.80.0030.0164.76
4.4.70.0020.0174.75
4.4.60.0020.0164.76
4.4.50.0030.0154.77
4.4.40.0010.0324.71
4.4.30.0040.0174.75
4.4.20.0030.0174.85
4.4.10.0020.0174.85
4.4.00.0020.0294.76
4.3.110.0050.0194.67
4.3.100.0010.0184.66
4.3.90.0050.0134.64
4.3.80.0060.0254.59
4.3.70.0030.0214.63
4.3.60.0040.0204.63
4.3.50.0020.0174.63
4.3.40.0050.0284.54
4.3.30.0040.0143.34
4.3.20.0020.0193.32
4.3.10.0020.0183.27
4.3.00.0000.0237.82

preferences:
42.6 ms | 401 KiB | 5 Q