3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = array( 0xb0, 0x00, 0x43, 0x00, 0x00, 0x00 ); //$result = array( "\xb0\x00", "\x43\x00", "\x00\x00" ); //$result = "\ub000\u4300\u0000"; $str = call_user_func_array("pack", array_merge(array("C*"), $result)); echo "str is: $str"; echo "result is: $result"; ?>

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)
8.3.60.0170.00318.43
8.3.50.0140.00521.98
8.3.40.0150.00618.89
8.3.30.0100.00318.67
8.3.20.0000.00818.77
8.3.10.0080.00019.33
8.3.00.0050.00323.48
8.2.180.0060.01518.18
8.2.170.0110.00422.96
8.2.160.0090.00420.32
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0060.00326.16
8.2.120.0000.00819.77
8.2.110.0030.00620.57
8.2.100.0120.00017.91
8.2.90.0080.00019.23
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0000.00817.93
8.2.50.0060.00318.07
8.2.40.0070.00018.22
8.2.30.0070.00021.23
8.2.20.0000.00817.53
8.2.10.0030.00517.60
8.2.00.0040.00417.71
8.1.280.0070.01425.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0070.00421.03
8.1.220.0040.00418.77
8.1.210.0040.00418.89
8.1.200.0040.00717.23
8.1.190.0000.00717.54
8.1.180.0080.00018.10
8.1.170.0040.00418.59
8.1.160.0050.00318.77
8.1.150.0070.00018.56
8.1.140.0030.00517.32
8.1.130.0000.00717.38
8.1.120.0040.00417.38
8.1.110.0050.00517.26
8.1.100.0030.00617.38
8.1.90.0070.00017.38
8.1.80.0000.00717.40
8.1.70.0030.00317.36
8.1.60.0050.00317.48
8.1.50.0040.00417.40
8.1.40.0070.00017.36
8.1.30.0040.00417.58
8.1.20.0000.00917.48
8.1.10.0080.00017.49
8.1.00.0080.00017.41
8.0.300.0100.00019.93
8.0.290.0000.00817.18
8.0.280.0000.00718.50
8.0.270.0000.00818.67
8.0.260.0000.00616.95
8.0.250.0040.00416.99
8.0.240.0000.00816.97
8.0.230.0060.00017.07
8.0.220.0050.00316.86
8.0.210.0070.00016.96
8.0.200.0000.00717.03
8.0.190.0000.00717.00
8.0.180.0040.00416.93
8.0.170.0050.00317.01
8.0.160.0080.00016.86
8.0.150.0070.00016.91
8.0.140.0050.00316.85
8.0.130.0040.00413.34
8.0.120.0000.00716.90
8.0.110.0050.00516.90
8.0.100.0030.00316.84
8.0.90.0000.00717.01
8.0.80.0030.01916.92
8.0.70.0040.00416.97
8.0.60.0040.00416.76
8.0.50.0070.00016.90
8.0.30.0130.00717.03
8.0.20.0090.00917.40
8.0.10.0000.00717.01
8.0.00.0060.01616.71
7.4.330.0000.00514.72
7.4.320.0000.00716.28
7.4.300.0030.00316.53
7.4.290.0070.00016.35
7.4.280.0000.00816.40
7.4.270.0070.00016.55
7.4.260.0060.00013.24
7.4.250.0080.00016.46
7.4.240.0040.00416.53
7.4.230.0070.00016.22
7.4.220.0090.00916.38
7.4.210.0070.01016.50
7.4.200.0000.00716.27
7.4.190.0070.00016.38
7.4.160.0080.00816.67
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0110.00916.35
7.4.120.0090.00716.44
7.4.110.0060.01816.36
7.4.100.0030.01516.46
7.4.90.0100.00716.30
7.4.80.0160.00319.37
7.4.70.0120.01316.56
7.4.60.0090.01116.25
7.4.50.0030.00616.55
7.4.40.0110.00722.52
7.4.30.0030.01316.40
7.4.00.0040.00814.84
7.3.330.0000.00613.07
7.3.320.0050.00013.10
7.3.310.0030.00316.32
7.3.300.0000.00716.11
7.3.290.0100.00316.41
7.3.280.0100.00816.29
7.3.270.0090.00917.40
7.3.260.0080.01218.24
7.3.250.0100.00616.47
7.3.240.0110.00616.46
7.3.230.0060.01216.44
7.3.210.0070.01016.43
7.3.200.0100.00719.39
7.3.190.0160.00016.29
7.3.180.0040.01216.42
7.3.170.0070.01116.36
7.3.160.0070.00716.39
7.3.120.0000.01414.89
7.2.330.0060.01316.71
7.2.320.0150.00616.45
7.2.310.0070.01516.46
7.2.300.0090.00616.28
7.2.290.0170.00016.37
7.2.00.0110.00919.52
7.1.200.0030.01015.64
7.1.100.0000.01118.16
7.1.70.0050.00316.86
7.1.60.0040.00719.40
7.1.50.0100.01316.97
7.1.00.0070.06022.57
7.0.200.0000.00716.88
7.0.140.0030.07722.15
7.0.110.0500.06020.02
7.0.100.0400.05020.04
7.0.90.0370.07719.92
7.0.80.0600.07319.84
7.0.70.0530.05020.03
7.0.60.0330.06020.03
7.0.50.0600.07019.98
7.0.40.0130.07719.74
7.0.30.0230.07019.77
7.0.20.0200.05019.74
7.0.10.0100.07719.67
7.0.00.0200.06719.65
5.6.280.0070.07021.14
5.6.260.0030.09020.58
5.6.250.0070.07020.68
5.6.240.0130.04020.71
5.6.230.0100.08020.62
5.6.220.0100.08020.65
5.6.210.0100.03720.57
5.6.200.0130.07320.57
5.6.190.0130.08720.65
5.6.180.0170.07020.61
5.6.170.0100.07720.67
5.6.160.0130.06320.84
5.6.150.0200.07320.61
5.6.140.0200.07020.84
5.6.130.0130.07720.69
5.6.120.0100.08020.50
5.6.110.0170.07320.68
5.6.100.0070.08320.45
5.6.90.0170.04020.63
5.6.80.0100.04719.98
5.6.70.0070.07719.92
5.6.60.0030.07720.07
5.6.50.0070.07720.00
5.6.40.0130.06720.06
5.6.30.0070.08019.98
5.6.20.0070.08719.81
5.6.10.0000.05319.90
5.6.00.0170.07019.98
5.5.380.0130.07017.58
5.5.370.0100.07717.66
5.5.360.0070.05317.50
5.5.350.0100.08017.60
5.5.340.0200.06318.27
5.5.330.0100.07718.09
5.5.320.0030.08717.89
5.5.310.0130.07318.13
5.5.300.0100.07318.13
5.5.290.0130.07718.12
5.5.280.0100.07718.12
5.5.270.0100.08017.85
5.5.260.0100.07318.10
5.5.250.0100.07717.98
5.5.240.0100.07717.54
5.5.230.0070.04717.25
5.5.220.0170.06317.14
5.5.210.0030.08317.48
5.5.200.0070.07317.25
5.5.190.0200.06317.45
5.5.180.0170.06717.21
5.5.160.0130.06317.51
5.5.150.0130.07717.21
5.5.140.0070.07717.11
5.5.130.0070.07717.44
5.5.120.0100.07017.20
5.5.110.0070.08017.50
5.5.100.0000.09017.42
5.5.90.0070.07317.29
5.5.80.0030.04717.02
5.5.70.0070.06317.25
5.5.60.0170.06317.39
5.5.50.0030.08317.39
5.5.40.0100.07717.26
5.5.30.0100.06717.40
5.5.20.0100.04317.08
5.5.10.0130.07017.39
5.5.00.0100.07317.08
5.4.450.0100.07719.26
5.4.440.0100.07319.49
5.4.430.0200.06719.59
5.4.420.0070.08019.27
5.4.410.0070.07319.20
5.4.400.0130.06718.99
5.4.390.0100.06319.10
5.4.380.0100.07018.95
5.4.370.0100.07719.25
5.4.360.0100.07718.95
5.4.350.0130.07319.10
5.4.340.0030.05718.93
5.4.320.0030.08319.25
5.4.310.0170.06719.25
5.4.300.0070.07318.94
5.4.290.0170.06318.92
5.4.280.0100.05319.00
5.4.270.0000.05018.98
5.4.260.0070.07719.18
5.4.250.0100.05019.00
5.4.240.0070.06719.11
5.4.230.0200.06719.09
5.4.220.0070.07319.11
5.4.210.0030.07719.24
5.4.200.0030.04719.09
5.4.190.0100.07319.09
5.4.180.0070.07018.96
5.4.170.0130.07319.17
5.4.160.0070.07319.00
5.4.150.0170.04719.14
5.4.140.0100.07316.47
5.4.130.0100.07016.45
5.4.120.0030.06316.16
5.4.110.0070.06316.36
5.4.100.0070.07016.51
5.4.90.0130.06716.13
5.4.80.0070.03316.46
5.4.70.0070.08316.48
5.4.60.0030.04716.44
5.4.50.0030.03716.48
5.4.40.0000.08016.36
5.4.30.0100.07016.34
5.4.20.0130.06316.46
5.4.10.0030.08016.47
5.4.00.0030.07315.70
5.3.290.0070.08014.54
5.3.280.0100.07314.61
5.3.270.0200.06014.51
5.3.260.0000.07014.43
5.3.250.0170.06314.47
5.3.240.0030.07714.39
5.3.230.0070.05314.62
5.3.220.0100.07314.64
5.3.210.0070.06714.51
5.3.200.0070.05714.51
5.3.190.0130.06314.46
5.3.180.0030.07314.46
5.3.170.0000.04014.57
5.3.160.0100.05714.66
5.3.150.0070.03314.62
5.3.140.0070.07314.57
5.3.130.0130.05014.61
5.3.120.0000.05714.56
5.3.110.0100.07314.56
5.3.100.0100.03314.11
5.3.90.0130.06713.91
5.3.80.0000.03313.86
5.3.70.0070.07013.86
5.3.60.0030.03314.09
5.3.50.0070.06713.83
5.3.40.0070.06013.83
5.3.30.0030.07013.93
5.3.20.0100.06713.55
5.3.10.0170.06313.44
5.3.00.0070.05013.50
5.2.170.0030.03311.15
5.2.160.0000.03311.16
5.2.150.0070.05711.03
5.2.140.0000.03011.04
5.2.130.0030.04311.04
5.2.120.0070.05311.04
5.2.110.0100.03311.16
5.2.100.0030.06010.89
5.2.90.0030.05311.04
5.2.80.0030.06711.13
5.2.70.0170.03311.03
5.2.60.0100.05011.12
5.2.50.0030.06010.92
5.2.40.0000.05311.05
5.2.30.0070.05010.76
5.2.20.0000.04010.92
5.2.10.0030.05310.77
5.2.00.0000.06010.71
5.1.60.0070.05010.23
5.1.50.0170.04010.07
5.1.40.0130.04310.07
5.1.30.0030.05710.34
5.1.20.0100.05010.24
5.1.10.0070.05710.07
5.1.00.0170.04310.14
5.0.50.0030.04710.07
5.0.40.0070.03010.07
5.0.30.0100.06010.07
5.0.20.0030.04310.07
5.0.10.0100.03710.07
5.0.00.0000.06310.07
4.4.90.0000.03710.07
4.4.80.0000.02010.07
4.4.70.0030.03310.07
4.4.60.0000.03710.07
4.4.50.0030.03310.07
4.4.40.0030.05310.07
4.4.30.0070.02710.07
4.4.20.0030.03310.07
4.4.10.0000.03310.07
4.4.00.0070.04310.07
4.3.110.0000.03310.07
4.3.100.0000.03710.07
4.3.90.0070.03010.07
4.3.80.0100.04310.07
4.3.70.0030.03310.07
4.3.60.0030.03310.07
4.3.50.0030.03010.07
4.3.40.0030.04710.07
4.3.30.0000.02710.07
4.3.20.0070.02710.07
4.3.10.0000.02710.07
4.3.00.0000.02310.07

preferences:
53.03 ms | 401 KiB | 5 Q