3v4l.org

run code in 300+ PHP versions simultaneously
<?php function pack_decode($format, $val) { } function pack_encode($format, $val) { $base64 = base64_encode(pack($format, $val)); return str_replace(array('/', '='), array('_', ''), $base64); } function pack_encode_uint16($val) { return pack_encode('S', $val); } function pack_encode_uint32($val) { return pack_encode('S', $val); } $max = 32767; $n = 20; $step = intval($max/$n); for ($i=0; $i<=$n; $i++) { $val = $i*$step; $uint16 = pack_encode_uint16($val); $uint32 = pack_encode_uint32($val); $str = base64_encode(strval($val)); echo json_encode("$uint16 $uint32 $str $val") . "\n"; }

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)
8.3.60.0110.00718.43
8.3.50.0120.01122.93
8.3.40.0070.00718.59
8.3.30.0140.00019.09
8.3.20.0070.00020.38
8.3.10.0030.00523.63
8.3.00.0040.00419.11
8.2.180.0130.00916.63
8.2.170.0070.00722.96
8.2.160.0040.01120.46
8.2.150.0050.00224.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00621.03
8.2.110.0000.00922.25
8.2.100.0090.00617.72
8.2.90.0080.00018.94
8.2.80.0060.00317.97
8.2.70.0000.00917.46
8.2.60.0040.00717.93
8.2.50.0060.00318.07
8.2.40.0040.00418.22
8.2.30.0000.00718.07
8.2.20.0040.00417.68
8.2.10.0000.00818.08
8.2.00.0040.00417.76
8.1.280.0110.00725.92
8.1.270.0090.00023.82
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00423.91
8.1.230.0060.00619.20
8.1.220.0060.00317.76
8.1.210.0040.00418.77
8.1.200.0060.00317.34
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0080.00018.66
8.1.160.0020.00521.97
8.1.150.0000.00818.92
8.1.140.0000.00717.42
8.1.130.0000.00717.87
8.1.120.0000.00717.49
8.1.110.0080.00017.32
8.1.100.0070.00017.35
8.1.90.0000.00717.36
8.1.80.0030.00317.52
8.1.70.0050.00317.34
8.1.60.0030.00617.47
8.1.50.0040.00417.57
8.1.40.0030.00617.57
8.1.30.0040.00417.66
8.1.20.0000.00717.57
8.1.10.0030.00617.45
8.1.00.0000.00717.42
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.40
8.0.270.0030.00617.28
8.0.260.0000.00617.26
8.0.250.0000.00717.02
8.0.240.0000.00716.82
8.0.230.0070.00016.81
8.0.220.0070.00016.89
8.0.210.0000.00716.81
8.0.200.0050.00316.91
8.0.190.0070.00016.94
8.0.180.0070.00016.91
8.0.170.0000.00816.94
8.0.160.0040.00416.82
8.0.150.0000.00716.73
8.0.140.0000.00716.77
8.0.130.0030.00313.31
8.0.120.0000.00716.77
8.0.110.0040.00416.93
8.0.100.0050.00316.70
8.0.90.0020.00516.87
8.0.80.0070.01016.82
8.0.70.0040.00416.90
8.0.60.0040.00417.02
8.0.50.0040.00416.78
8.0.30.0110.01017.01
8.0.20.0080.01117.40
8.0.10.0040.00417.04
8.0.00.0130.00616.86
7.4.330.0050.00015.03
7.4.320.0030.00316.53
7.4.300.0000.00616.59
7.4.290.0000.00716.51
7.4.280.0050.00216.53
7.4.270.0000.00716.63
7.4.260.0050.00216.61
7.4.250.0040.00416.43
7.4.240.0030.00316.59
7.4.230.0030.00316.66
7.4.220.0120.00616.62
7.4.210.0100.00716.60
7.4.200.0070.00016.39
7.4.160.0060.01016.47
7.4.150.0110.00717.40
7.4.140.0170.00817.86
7.4.130.0090.00916.43
7.4.120.0060.01116.56
7.4.110.0100.00716.50
7.4.100.0070.01016.35
7.4.90.0000.01716.56
7.4.80.0070.01419.39
7.4.70.0080.00816.30
7.4.60.0070.01016.39
7.4.50.0060.00316.40
7.4.40.0100.00716.65
7.4.30.0170.00716.66
7.4.10.0120.00614.86
7.4.00.0080.00915.10
7.3.330.0030.00213.25
7.3.320.0000.00513.21
7.3.310.0030.00316.43
7.3.300.0000.00716.35
7.3.290.0070.00716.33
7.3.280.0060.01116.39
7.3.270.0130.00717.40
7.3.260.0040.01316.59
7.3.250.0140.00416.68
7.3.240.0070.01116.63
7.3.230.0090.00916.45
7.3.210.0090.02216.46
7.3.200.0110.01119.39
7.3.190.0100.01116.50
7.3.180.0130.00316.57
7.3.170.0110.01116.57
7.3.160.0060.01116.56
7.3.130.0070.01014.90
7.3.120.0080.01014.95
7.3.110.0030.01414.67
7.3.100.0080.00515.02
7.3.90.0080.00714.93
7.3.80.0050.00614.82
7.3.70.0030.01214.94
7.3.60.0070.00314.85
7.3.50.0040.00714.88
7.3.40.0030.01214.88
7.3.30.0090.00514.85
7.3.20.0080.00716.60
7.3.10.0050.00716.71
7.3.00.0060.01016.65
7.2.330.0170.00616.56
7.2.320.0070.01016.52
7.2.310.0100.00716.76
7.2.300.0080.00816.52
7.2.290.0140.00416.78
7.2.260.0000.01115.06
7.2.250.0030.01415.06
7.2.240.0050.01115.16
7.2.230.0040.01015.29
7.2.220.0070.00914.96
7.2.210.0020.01015.02
7.2.200.0110.00315.12
7.2.190.0070.00614.92
7.2.180.0010.01115.10
7.2.170.0080.01015.16
7.2.160.0090.00915.10
7.2.150.0080.00416.86
7.2.140.0090.00916.89
7.2.130.0130.00617.03
7.2.120.0090.00016.98
7.2.110.0080.01116.64
7.2.100.0130.00316.88
7.2.90.0070.01017.02
7.2.80.0070.00716.69
7.2.70.0000.01217.13
7.2.60.0030.01217.00
7.2.50.0030.01017.04
7.2.40.0030.01316.94
7.2.30.0040.01117.10
7.2.20.0040.00816.88
7.2.10.0060.00916.70
7.2.00.0040.00918.16
7.1.330.0050.00815.82
7.1.320.0050.01015.92
7.1.310.0080.00715.92
7.1.300.0040.00915.79
7.1.290.0070.00515.81
7.1.280.0060.00715.81
7.1.270.0050.00615.91
7.1.260.0040.01115.75
7.1.250.0040.00715.84
7.1.240.0130.00315.88
7.1.230.0100.00715.97
7.1.220.0090.00615.83
7.1.210.0030.00915.92
7.1.200.0070.00415.64
7.1.190.0000.01315.79
7.1.180.0030.01015.76
7.1.170.0000.01415.93
7.1.160.0040.01415.58
7.1.150.0030.00915.65
7.1.140.0070.01015.60
7.1.130.0080.00615.91
7.1.120.0030.00615.84
7.1.110.0000.01415.86
7.1.100.0060.00817.02
7.1.90.0060.00615.78
7.1.80.0060.00615.88
7.1.70.0020.00916.28
7.1.60.0090.00917.70
7.1.50.0080.00916.25
7.1.40.0070.00715.68
7.1.30.0030.00615.52
7.1.20.0090.00315.55
7.1.10.0070.00715.53
7.1.00.0050.04219.08
7.0.330.0090.00315.40
7.0.320.0090.00615.42
7.0.310.0000.01215.39
7.0.300.0090.00015.18
7.0.290.0100.00315.48
7.0.280.0060.00615.56
7.0.270.0040.00415.44
7.0.260.0030.01215.44
7.0.250.0120.00315.45
7.0.240.0040.00415.63
7.0.230.0000.01415.48
7.0.220.0030.00815.52
7.0.210.0070.01115.58
7.0.200.0000.00916.07
7.0.190.0100.00315.47
7.0.180.0050.00315.59
7.0.170.0030.01015.54
7.0.160.0070.00715.45
7.0.150.0090.00615.37
7.0.140.0050.04018.45
7.0.130.0040.01115.35
7.0.120.0060.00615.44
7.0.110.0100.00715.49
7.0.100.0070.00415.34
7.0.90.0310.04417.69
7.0.80.0320.02817.68
7.0.70.0270.03617.63
7.0.60.0310.03117.78
7.0.50.0280.02417.99
7.0.40.0070.03916.89
7.0.30.0080.04516.81
7.0.20.0030.04716.78
7.0.10.0030.04616.66
7.0.00.0080.04816.74
5.6.400.0070.01014.03
5.6.390.0030.01314.70
5.6.380.0030.00914.16
5.6.370.0000.01614.63
5.6.360.0060.00914.55
5.6.350.0060.01014.38
5.6.340.0070.00414.56
5.6.330.0030.00714.34
5.6.320.0030.00914.48
5.6.310.0160.00314.48
5.6.300.0000.01214.46
5.6.290.0030.01314.34
5.6.280.0080.03717.76
5.6.270.0020.01414.41
5.6.260.0000.01514.48
5.6.250.0060.00314.41
5.6.240.0070.04917.49
5.6.230.0080.04817.53
5.6.220.0080.04217.58
5.6.210.0080.03517.31
5.6.200.0120.02017.65
5.6.190.0050.04917.75
5.6.180.0080.04217.65
5.6.170.0110.03717.64
5.6.160.0050.04717.73
5.6.150.0050.05017.72
5.6.140.0130.04017.79
5.6.130.0030.05017.56
5.6.120.0050.04317.82
5.6.110.0080.04317.71
5.6.100.0070.04717.74
5.6.90.0120.03717.76
5.6.80.0100.03917.43
5.6.70.0030.04617.31
5.6.60.0070.03117.35
5.6.50.0040.02417.31
5.6.40.0080.01917.29
5.6.30.0030.02117.26
5.6.20.0020.02717.41
5.6.10.0050.02417.48
5.6.00.0090.01617.37
5.5.380.0050.04017.42
5.5.370.0060.03517.37
5.5.360.0090.03817.41
5.5.350.0130.03717.47
5.5.340.0050.04317.65
5.5.330.0080.04317.55
5.5.320.0080.04317.54
5.5.310.0100.04817.58
5.5.300.0020.04017.59
5.5.290.0080.04417.59
5.5.280.0130.03217.55
5.5.270.0090.04417.59
5.5.260.0050.05017.54
5.5.250.0080.04217.46
5.5.240.0070.04317.30
5.5.230.0030.03217.29
5.5.220.0030.02517.31
5.5.210.0080.02017.25
5.5.200.0020.02417.26
5.5.190.0080.02017.32
5.5.180.0000.02917.09
5.5.170.0060.00613.91
5.5.160.0030.02517.24
5.5.150.0050.02417.08
5.5.140.0050.02217.04
5.5.130.0020.03317.19
5.5.120.0000.02717.34
5.5.110.0060.02017.27
5.5.100.0070.03217.22
5.5.90.0030.03217.05
5.5.80.0070.01917.07
5.5.70.0020.02417.09
5.5.60.0070.02217.16
5.5.50.0050.02517.16
5.5.40.0030.02617.22
5.5.30.0020.03117.09
5.5.20.0020.02217.24
5.5.10.0030.03017.20
5.5.00.0070.02217.03
5.4.450.0040.04115.13
5.4.440.0060.04315.13
5.4.430.0050.03315.18
5.4.420.0070.03015.07
5.4.410.0050.04015.20
5.4.400.0050.03115.12
5.4.390.0050.03814.93
5.4.380.0070.02415.28
5.4.370.0020.03214.93
5.4.360.0060.01614.96
5.4.350.0030.02114.94
5.4.340.0000.02615.09
5.4.330.0050.00310.85
5.4.320.0070.02015.08
5.4.310.0050.02315.12
5.4.300.0040.02114.92
5.4.290.0020.02214.87
5.4.280.0050.04314.81
5.4.270.0060.02015.02
5.4.260.0030.02414.96
5.4.250.0020.04015.00
5.4.240.0050.01815.10
5.4.230.0070.02515.09
5.4.220.0070.02315.10
5.4.210.0050.02115.11
5.4.200.0080.02314.78
5.4.190.0050.02015.13
5.4.180.0030.02215.08
5.4.170.0030.02115.17
5.4.160.0050.02114.91
5.4.150.0050.02314.95
5.4.140.0030.02513.69
5.4.130.0030.01813.91
5.4.120.0030.02013.59
5.4.110.0060.02013.77
5.4.100.0050.02013.86
5.4.90.0050.02013.75
5.4.80.0060.02013.86
5.4.70.0030.03113.79
5.4.60.0020.02813.77
5.4.50.0030.02013.71
5.4.40.0040.02513.79
5.4.30.0050.02813.68
5.4.20.0030.02113.87
5.4.10.0080.01613.78
5.4.00.0080.03513.38
5.3.290.0040.02012.70
5.3.280.0070.01812.69
5.3.270.0080.01512.63
5.3.260.0010.03312.65
5.3.250.0020.02412.69
5.3.240.0020.02312.68
5.3.230.0050.02212.70
5.3.220.0030.02112.63
5.3.210.0050.02112.68
5.3.200.0020.02412.68
5.3.190.0050.02312.63
5.3.180.0050.03812.68
5.3.170.0030.02312.66
5.3.160.0030.02012.65
5.3.150.0020.02412.61
5.3.140.0060.02012.65
5.3.130.0080.02012.67
5.3.120.0000.02712.64
5.3.110.0050.02112.67
5.3.100.0100.03512.35
5.3.90.0070.03012.43
5.3.80.0090.03512.36
5.3.70.0100.03112.39
5.3.60.0080.02512.33
5.3.50.0090.03712.38
5.3.40.0120.02312.37
5.3.30.0050.03012.35
5.3.20.0050.02812.23
5.3.10.0030.03412.24
5.3.00.0030.03812.15
5.2.170.0000.04711.21
5.2.160.0070.03711.23
5.2.150.0000.04311.19
5.2.140.0030.04311.21
5.2.130.0100.03011.05
5.2.120.0030.06711.10
5.2.110.0000.04311.17
5.2.100.0030.03311.17
5.2.90.0030.06011.12
5.2.80.0030.06711.17
5.2.70.0070.04011.17
5.2.60.0200.04711.00
5.2.50.0100.05710.91
5.2.40.0030.06011.06
5.2.30.0030.05310.85
5.2.20.0100.04710.82
5.2.10.0030.06710.79
5.2.00.0100.05310.79
5.1.60.0070.04010.00
5.1.50.0030.05310.07
5.1.40.0070.0439.88
5.1.30.0000.05010.44
5.1.20.0030.05710.43
5.1.10.0030.0539.92
5.1.00.0130.0479.96
5.0.50.0000.0478.55
5.0.40.0070.0408.51
5.0.30.0000.0738.30
5.0.20.0030.0438.07
5.0.10.0030.0438.30
5.0.00.0000.0678.17
4.4.90.0000.0207.30
4.4.80.0000.0377.30
4.4.70.0000.0377.30
4.4.60.0000.0277.30
4.4.50.0000.0377.30
4.4.40.0030.0507.30
4.4.30.0030.0307.30
4.4.20.0070.0277.30
4.4.10.0030.0307.30
4.4.00.0100.0277.30
4.3.110.0030.0337.30
4.3.100.0000.0337.30
4.3.90.0030.0337.30
4.3.80.0000.0577.30
4.3.70.0030.0237.30
4.3.60.0030.0207.30
4.3.50.0070.0137.30
4.3.40.0000.0477.30
4.3.30.0000.0377.30
4.3.20.0030.0377.30
4.3.10.0030.0337.30
4.3.00.0000.0377.30

preferences:
39.05 ms | 401 KiB | 5 Q