3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mypi = 3.1415926535897932384626433832795028841971; $mypi = 3.141592653589793; $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"; $un = unpack("d", $d); $d = end($un); printf("%.24g\n", $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)
8.3.60.0060.00816.38
8.3.50.0090.01022.72
8.3.40.0120.00318.75
8.3.30.0070.00718.95
8.3.20.0080.00020.39
8.3.10.0000.00823.67
8.3.00.0000.00917.63
8.2.180.0030.01416.63
8.2.170.0100.01022.96
8.2.160.0110.00420.48
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.01126.16
8.2.120.0000.00820.95
8.2.110.0090.01222.27
8.2.100.0090.00317.72
8.2.90.0050.00219.23
8.2.80.0080.00017.97
8.2.70.0050.00517.63
8.2.60.0030.00617.79
8.2.50.0030.00518.07
8.2.40.0080.00018.22
8.2.30.0040.00417.91
8.2.20.0040.00417.71
8.2.10.0040.00418.07
8.2.00.0000.00817.77
8.1.280.0100.01025.92
8.1.270.0080.00023.97
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00423.77
8.1.230.0090.00319.10
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0030.00717.23
8.1.190.0050.00317.22
8.1.180.0040.00418.10
8.1.170.0050.00518.34
8.1.160.0040.00421.89
8.1.150.0040.00418.84
8.1.140.0070.00017.41
8.1.130.0000.00817.89
8.1.120.0040.00417.32
8.1.110.0050.00217.32
8.1.100.0030.00517.43
8.1.90.0000.00717.44
8.1.80.0070.00017.31
8.1.70.0070.00017.29
8.1.60.0030.00617.43
8.1.50.0050.00217.54
8.1.40.0040.00417.37
8.1.30.0060.00317.44
8.1.20.0040.00417.45
8.1.10.0090.00017.43
8.1.00.0060.00317.49
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0000.00718.39
8.0.270.0000.00717.23
8.0.260.0000.00617.29
8.0.250.0060.00016.89
8.0.240.0030.00317.00
8.0.230.0000.00816.83
8.0.220.0040.00416.96
8.0.210.0070.00016.91
8.0.200.0030.00316.95
8.0.190.0000.00816.93
8.0.180.0040.00417.00
8.0.170.0000.00816.87
8.0.160.0040.00416.89
8.0.150.0070.00016.83
8.0.140.0050.00316.76
8.0.130.0000.00613.33
8.0.120.0040.00416.79
8.0.110.0070.00016.96
8.0.100.0070.00016.86
8.0.90.0000.00716.89
8.0.80.0030.01216.91
8.0.70.0050.00216.98
8.0.60.0050.00217.03
8.0.50.0050.00216.91
8.0.30.0080.01417.03
8.0.20.0110.01217.40
8.0.10.0000.00717.08
8.0.00.0090.01116.68
7.4.330.0000.00515.02
7.4.320.0000.00616.59
7.4.300.0060.00016.57
7.4.290.0030.00316.55
7.4.280.0030.00516.57
7.4.270.0040.00316.57
7.4.260.0030.00716.47
7.4.250.0040.00416.53
7.4.240.0030.00316.46
7.4.230.0030.00316.57
7.4.220.0070.01116.57
7.4.210.0060.00816.60
7.4.200.0000.00816.46
7.4.160.0030.01216.35
7.4.150.0070.01117.40
7.4.140.0170.00317.86
7.4.130.0110.00716.51
7.4.120.0070.01016.36
7.4.110.0140.00716.41
7.4.100.0060.01216.57
7.4.90.0160.00316.46
7.4.80.0090.01219.39
7.4.70.0080.01016.57
7.4.60.0080.00816.46
7.4.50.0000.00716.71
7.4.40.0130.00316.40
7.4.30.0090.00616.65
7.4.00.0080.00914.99
7.3.330.0040.00312.91
7.3.320.0050.00013.04
7.3.310.0000.00816.24
7.3.300.0000.00716.17
7.3.290.0000.01416.24
7.3.280.0070.00916.23
7.3.270.0150.00317.40
7.3.260.0350.01916.45
7.3.240.0120.00816.52
7.3.230.0060.01016.39
7.3.210.0070.01116.57
7.3.200.0090.01219.39
7.3.190.0100.00716.50
7.3.180.0100.00716.54
7.3.170.0160.00016.47
7.3.160.0100.00616.20
7.3.120.0070.01014.59
7.3.110.0000.01514.80
7.3.100.0000.01314.75
7.3.90.0030.00714.54
7.3.80.0040.00714.55
7.3.70.0000.00914.71
7.3.60.0040.01214.69
7.3.50.0070.00314.73
7.3.40.0130.00014.48
7.3.30.0060.00314.71
7.3.20.0070.00716.61
7.3.10.0140.00016.77
7.3.00.0090.00016.73
7.2.330.0070.01016.52
7.2.320.0080.00816.37
7.2.310.0140.00416.48
7.2.300.0070.01116.59
7.2.290.0110.00616.61
7.2.250.0030.01614.60
7.2.240.0070.01315.00
7.2.230.0040.00714.86
7.2.220.0000.01315.01
7.2.210.0110.00014.98
7.2.200.0040.00814.80
7.2.190.0090.00315.02
7.2.180.0000.01714.80
7.2.170.0030.00915.12
7.2.60.0080.00816.61
7.2.00.0100.01019.31
7.1.330.0040.01115.96
7.1.320.0040.01115.65
7.1.310.0080.00315.66
7.1.300.0030.00715.83
7.1.290.0000.01215.88
7.1.280.0030.00615.57
7.1.270.0030.00615.85
7.1.260.0040.00815.80
7.1.200.0030.00615.68
7.1.100.0030.00718.11
7.1.70.0000.00717.09
7.1.60.0070.01119.40
7.1.50.0030.01316.96
7.1.00.0000.08022.33
7.0.200.0000.00816.54
7.0.140.0030.07322.04
7.0.60.0030.06321.79
7.0.50.0070.08017.82
7.0.40.0000.05320.24
7.0.30.0570.07020.02
7.0.20.0200.05720.16
7.0.10.0130.09020.12
7.0.00.0100.08320.32
5.6.280.0000.07321.13
5.6.210.0130.07720.47
5.6.200.0030.04318.20
5.6.190.0030.04720.67
5.6.180.0170.04320.35
5.6.170.0330.04020.49
5.6.160.0070.05720.42
5.6.150.0000.05018.14
5.6.140.0070.04018.11
5.6.130.0200.07318.18
5.6.120.0070.05321.08
5.6.110.0070.05320.98
5.6.100.0170.07321.13
5.6.90.0130.07021.13
5.6.80.0100.08020.29
5.5.350.0330.05720.43
5.5.340.0030.07018.01
5.5.330.0030.09020.37
5.5.320.0300.04720.51
5.5.310.0300.05720.30
5.5.300.0030.04017.88
5.5.290.0170.07317.88
5.5.280.0030.08020.96
5.5.270.0100.06020.86
5.5.260.0100.03320.71
5.5.250.0070.03720.71
5.5.240.0000.04720.15
5.4.450.0600.03319.43
5.4.440.0570.05319.18
5.4.430.0500.04019.54
5.4.420.0270.04019.45
5.4.410.0330.04319.35
5.4.400.0270.03319.22
5.4.390.0730.03719.16
5.4.380.0130.05718.51
5.4.370.0170.05718.70
5.4.360.0070.06318.72
5.4.350.0170.05318.57
5.4.340.0130.05318.61
5.4.320.0110.03312.46
5.4.310.0070.04112.46
5.4.300.0070.05612.46
5.4.290.0060.05312.45
5.4.280.0060.05012.36
5.4.270.0070.05112.36
5.4.260.0120.04812.35
5.4.250.0100.06012.36
5.4.240.0050.05712.35
5.4.230.0110.07812.35
5.4.220.0120.07412.34
5.4.210.0190.07412.35
5.4.200.0120.08012.34
5.4.190.0110.04812.34
5.4.180.0070.05112.34
5.4.170.0090.03912.35
5.4.160.0100.04612.34
5.4.150.0070.04512.34
5.4.140.0050.08312.02
5.4.130.0110.05812.02
5.4.120.0080.04511.97
5.4.110.0040.04011.97
5.4.100.0070.03611.96
5.4.90.0130.03511.97
5.4.80.0070.04811.97
5.4.70.0080.04711.96
5.4.60.0040.03811.96
5.4.50.0120.03411.96
5.4.40.0050.04311.95
5.4.30.0080.04111.95
5.4.20.0050.04211.95
5.4.10.0040.05011.95
5.4.00.0090.05411.45
5.3.290.0070.03812.80
5.3.280.0120.04412.71
5.3.270.0050.05512.72
5.3.260.0070.05212.72
5.3.250.0080.03912.71
5.3.240.0070.04012.72
5.3.230.0070.04512.71
5.3.220.0070.05412.68
5.3.210.0090.04412.68
5.3.200.0080.04212.68
5.3.190.0070.04412.68
5.3.180.0070.04812.68
5.3.170.0060.04012.67
5.3.160.0070.04312.68
5.3.150.0090.06112.68
5.3.140.0100.06212.66
5.3.130.0090.05012.66
5.3.120.0120.06512.66
5.3.110.0050.04712.66
5.3.100.0100.05912.12
5.3.90.0090.04312.08
5.3.80.0110.03912.07
5.3.70.0050.03912.07
5.3.60.0070.03812.06
5.3.50.0100.03512.00
5.3.40.0030.04012.00
5.3.30.0070.03511.95
5.3.20.0070.03611.73
5.3.10.0050.05111.70
5.3.00.0100.04411.68
5.2.170.0060.0439.18
5.2.160.0060.0309.19
5.2.150.0110.0309.18
5.2.140.0060.0339.18
5.2.130.0040.0339.14
5.2.120.0040.0329.14
5.2.110.0050.0339.15
5.2.100.0040.0339.14
5.2.90.0090.0329.14
5.2.80.0090.0429.14
5.2.70.0090.0419.14
5.2.60.0070.0389.09
5.2.50.0080.0409.06
5.2.40.0060.0449.04
5.2.30.0070.0369.01
5.2.20.0030.0389.00
5.2.10.0070.0288.96
5.2.00.0040.0328.82
5.1.60.0040.0258.11
5.1.50.0060.0238.11
5.1.40.0020.0308.08
5.1.30.0030.0328.43
5.1.20.0040.0318.46
5.1.10.0070.0338.18
5.1.00.0060.0348.18
5.0.50.0030.0286.66
5.0.40.0010.0246.52
5.0.30.0060.0366.34
5.0.20.0050.0216.31
5.0.10.0040.0276.29
5.0.00.0080.0356.28
4.4.90.0050.0154.78
4.4.80.0040.0164.76
4.4.70.0010.0244.76
4.4.60.0150.0494.76
4.4.50.0070.0204.77
4.4.40.0040.0334.71
4.4.30.0050.0214.76
4.4.20.0080.0404.85
4.4.10.0080.0134.85
4.4.00.0040.0304.76
4.3.110.0030.0184.66
4.3.100.0030.0204.66
4.3.90.0000.0194.64
4.3.80.0050.0284.58
4.3.70.0010.0234.63
4.3.60.0060.0224.63
4.3.50.0070.0264.63
4.3.40.0180.0644.54
4.3.30.0040.0203.34
4.3.20.0030.0163.31
4.3.10.0020.0163.27
4.3.00.0030.01015.94

preferences:
49.61 ms | 401 KiB | 5 Q