3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = pack('v', '18000000'); $data = unpack('v', $data); $data = bin2hex($data[0]); var_dump($data); echo PHP_EOL;

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)
8.3.60.0140.00716.63
8.3.50.0100.01221.20
8.3.40.0110.00718.53
8.3.30.0040.01418.79
8.3.20.0080.00019.01
8.3.10.0000.00821.86
8.3.00.0060.00320.77
8.2.180.0070.01016.75
8.2.170.0070.01418.96
8.2.160.0100.00722.96
8.2.150.0100.00725.66
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00421.02
8.2.110.0060.00321.00
8.2.100.0080.00818.04
8.2.90.0000.00817.88
8.2.80.0050.00317.97
8.2.70.0000.00818.04
8.2.60.0070.00018.22
8.2.50.0060.00318.10
8.2.40.0000.00820.59
8.2.30.0000.00819.23
8.2.20.0050.00218.13
8.2.10.0000.00818.03
8.2.00.0050.00217.73
8.1.280.0070.00725.92
8.1.270.0030.00722.02
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0070.00417.36
8.1.230.0090.00317.64
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0000.00820.20
8.1.180.0000.00918.10
8.1.170.0000.00818.62
8.1.160.0070.00019.02
8.1.150.0000.00720.17
8.1.140.0040.00419.45
8.1.130.0000.00717.60
8.1.120.0050.00317.44
8.1.110.0030.00517.38
8.1.100.0050.00217.35
8.1.90.0000.00817.24
8.1.80.0000.00717.39
8.1.70.0030.00317.31
8.1.60.0000.00917.40
8.1.50.0000.00917.36
8.1.40.0060.00317.40
8.1.30.0030.00617.57
8.1.20.0030.00617.63
8.1.10.0000.00817.54
8.1.00.0000.00717.48
8.0.300.0090.00018.77
8.0.290.0100.00016.75
8.0.280.0000.00718.45
8.0.270.0000.00717.14
8.0.260.0050.00317.25
8.0.250.0070.00016.87
8.0.240.0000.00816.86
8.0.230.0000.00716.92
8.0.220.0040.00416.79
8.0.210.0030.00316.91
8.0.200.0030.00316.91
8.0.190.0040.00416.97
8.0.180.0120.00016.93
8.0.170.0000.00716.93
8.0.160.0040.00416.96
8.0.150.0020.00516.79
8.0.140.0040.00416.86
8.0.130.0050.00013.33
8.0.120.0080.00016.89
8.0.110.0050.00316.95
8.0.100.0000.00816.87
8.0.90.0000.00716.86
8.0.80.0000.01416.87
8.0.70.0050.00316.94
8.0.60.0070.00016.75
8.0.50.0080.00016.88
8.0.30.0130.00317.02
8.0.20.0120.01017.40
8.0.10.0070.00016.89
8.0.00.0060.01216.69
7.4.330.0030.00415.55
7.4.320.0030.00616.60
7.4.300.0030.00316.59
7.4.290.0030.00316.43
7.4.280.0060.00316.57
7.4.270.0000.00616.37
7.4.260.0000.00716.41
7.4.250.0070.00016.39
7.4.240.0000.00716.55
7.4.230.0000.00716.57
7.4.220.0030.01616.30
7.4.210.0120.00316.53
7.4.200.0070.00016.55
7.4.160.0070.01016.48
7.4.150.0070.01117.40
7.4.140.0110.00817.86
7.4.130.0080.01216.39
7.4.120.0050.01216.45
7.4.110.0140.00616.51
7.4.100.0120.00916.45
7.4.90.0070.01116.54
7.4.80.0140.00519.39
7.4.70.0100.00616.59
7.4.60.0120.00616.52
7.4.50.0120.00416.44
7.4.40.0160.00016.36
7.4.30.0130.00316.46
7.4.10.0060.01216.34
7.4.00.0080.00815.82
7.3.330.0000.00613.02
7.3.320.0020.00213.09
7.3.310.0070.00016.13
7.3.300.0030.00316.20
7.3.290.0080.00716.25
7.3.280.0080.00916.25
7.3.270.0070.01117.40
7.3.260.0120.01016.25
7.3.250.0070.01016.31
7.3.240.0110.00816.33
7.3.230.0230.00016.49
7.3.210.0100.00716.32
7.3.200.0060.01016.33
7.3.190.0100.00716.44
7.3.180.0070.01316.35
7.3.170.0090.00916.17
7.3.160.0080.00816.40
7.3.130.0070.01016.41
7.3.120.0040.01516.21
7.3.110.0040.01116.15
7.3.100.0030.00816.31
7.3.90.0100.01016.26
7.3.80.0120.00316.09
7.3.70.0070.01116.38
7.3.60.0030.01216.32
7.3.50.0030.00716.11
7.3.40.0000.01516.11
7.3.30.0090.00316.10
7.3.20.0030.01018.20
7.3.10.0030.00718.10
7.3.00.0060.00918.07
7.2.330.0080.00816.46
7.2.320.0070.01116.70
7.2.310.0070.01116.38
7.2.300.0130.00516.52
7.2.290.0100.00716.32
7.2.260.0070.01416.63
7.2.250.0100.01016.63
7.2.240.0000.01416.31
7.2.230.0070.01316.68
7.2.220.0070.01416.71
7.2.210.0030.01316.32
7.2.200.0060.00916.67
7.2.190.0030.01216.29
7.2.180.0070.00716.60
7.2.170.0100.00616.59
7.2.160.0090.00616.55
7.2.150.0030.00718.20
7.2.140.0090.00418.18
7.2.130.0000.01018.25
7.2.120.0030.01318.13
7.2.110.0070.00318.16
7.2.100.0030.00718.27
7.2.90.0040.01118.23
7.2.80.0040.01118.20
7.2.70.0070.00418.14
7.2.60.0020.01217.62
7.2.50.0110.00517.47
7.2.40.0090.00618.12
7.2.30.0060.00618.35
7.2.20.0070.01018.16
7.2.10.0040.00818.36
7.2.00.0060.00618.21
7.1.330.0100.00717.14
7.1.320.0100.01017.30
7.1.310.0090.00617.31
7.1.300.0040.01217.18
7.1.290.0000.01017.35
7.1.280.0000.01217.32
7.1.270.0070.00717.32
7.1.260.0070.00317.28
7.1.250.0080.00517.23
7.1.240.0080.00317.24
7.1.230.0030.01017.20
7.1.220.0070.00717.07
7.1.210.0030.01317.25
7.1.200.0030.01016.54
7.1.190.0090.00617.32
7.1.180.0040.00717.35
7.1.170.0070.01017.24
7.1.160.0060.00917.18
7.1.150.0040.00717.23
7.1.140.0040.01117.17
7.1.130.0060.00917.11
7.1.120.0000.00917.21
7.1.110.0040.01117.39
7.1.100.0040.00717.13
7.1.90.0060.00617.29
7.1.80.0090.00617.38
7.1.70.0060.00517.04
7.1.60.0070.00817.17
7.1.50.0030.00717.34
7.1.40.0100.00317.31
7.1.30.0060.00617.29
7.1.20.0030.01017.22
7.1.10.0030.00917.20
7.1.00.0030.04319.85
7.0.330.0000.01417.05
7.0.320.0070.00716.80
7.0.310.0030.00717.02
7.0.300.0060.00617.05
7.0.290.0070.00716.89
7.0.280.0040.01116.70
7.0.270.0040.01117.07
7.0.260.0100.00016.76
7.0.250.0040.01217.09
7.0.240.0040.01116.90
7.0.230.0030.01016.81
7.0.220.0060.00617.12
7.0.210.0090.00417.08
7.0.200.0100.01015.93
7.0.190.0000.01316.85
7.0.180.0000.01016.99
7.0.170.0070.00717.09
7.0.160.0040.00717.01
7.0.150.0040.00816.89
7.0.140.0000.00917.05
7.0.130.0130.03019.49
7.0.120.0030.03719.57
7.0.110.0070.04419.49
7.0.100.0050.03319.46
7.0.90.0030.04319.54
7.0.80.0060.03619.54
7.0.70.0120.03619.46
7.0.60.0020.03419.56
7.0.50.0070.03419.44
7.0.40.0110.03218.52
7.0.30.0030.03418.51
7.0.20.0030.03318.46
7.0.10.0070.04018.50
7.0.00.0080.02818.46
5.6.400.0030.00715.84
5.6.390.0000.01215.98
5.6.380.0040.00815.93
5.6.370.0030.00915.97
5.6.360.0060.00615.64
5.6.350.0030.00915.56
5.6.340.0040.01215.85
5.6.330.0000.01015.86
5.6.320.0000.01115.87
5.6.310.0080.00415.90
5.6.300.0090.00315.91
5.6.290.0070.00315.90
5.6.280.0140.03018.32
5.6.270.0070.03918.40
5.6.260.0030.04018.58
5.6.250.0100.03018.36
5.6.240.0100.03018.36
5.6.230.0070.03218.38
5.6.220.0040.03518.32
5.6.210.0070.03018.45
5.6.200.0020.04218.43
5.6.190.0050.03618.33
5.6.180.0080.03018.25
5.6.170.0080.02918.39
5.6.160.0090.03118.49
5.6.150.0050.03918.43
5.6.140.0020.03718.35
5.6.130.0000.03518.38
5.6.120.0100.02818.23
5.6.110.0100.03818.40
5.6.100.0140.03018.19
5.6.90.0050.03518.29
5.6.80.0080.03217.95
5.6.70.0050.04218.06
5.6.60.0050.04518.00
5.6.50.0080.04118.04
5.6.40.0030.04417.96
5.6.30.0080.03218.08
5.6.20.0030.04518.16
5.6.10.0070.03718.02
5.6.00.0080.02817.89

preferences:
35.97 ms | 401 KiB | 5 Q