3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo $bin = pack("a3", "中");//中 echo "十六进制: 0x" . bin2hex($bin) . "\n";//0xe4b8ad

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)
8.3.60.0170.00318.22
8.3.50.0070.00821.27
8.3.40.0090.00618.70
8.3.30.0040.01119.04
8.3.20.0040.00420.29
8.3.10.0050.00222.11
8.3.00.0050.00322.40
8.2.180.0040.01116.63
8.2.170.0110.00322.96
8.2.160.0070.00719.14
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0110.00726.16
8.2.120.0080.00019.26
8.2.110.0060.00321.00
8.2.100.0060.00917.41
8.2.90.0000.00819.09
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0040.00418.03
8.2.50.0000.00818.10
8.2.40.0040.00418.16
8.2.30.0000.00717.92
8.2.20.0040.00417.58
8.2.10.0000.00917.66
8.2.00.0000.00817.72
8.1.280.0070.01025.92
8.1.270.0060.00322.19
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.77
8.1.230.0100.00020.29
8.1.220.0080.00017.76
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0030.00617.10
8.1.180.0050.00318.10
8.1.170.0000.00818.37
8.1.160.0030.00322.22
8.1.150.0040.00418.63
8.1.140.0040.00417.31
8.1.130.0000.00717.81
8.1.120.0000.00717.45
8.1.110.0000.00717.44
8.1.100.0070.00017.51
8.1.90.0040.00417.43
8.1.80.0000.00817.48
8.1.70.0000.00717.32
8.1.60.0000.00817.62
8.1.50.0030.00617.46
8.1.40.0040.00417.42
8.1.30.0070.00017.64
8.1.20.0040.00417.72
8.1.10.0000.00817.46
8.1.00.0000.00717.33
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.43
8.0.270.0040.00417.29
8.0.260.0060.00016.72
8.0.250.0030.00316.85
8.0.240.0000.00716.83
8.0.230.0040.00416.94
8.0.220.0030.00316.92
8.0.210.0030.00316.91
8.0.200.0000.00616.83
8.0.190.0050.00316.94
8.0.180.0000.00916.83
8.0.170.0040.00416.96
8.0.160.0070.00016.82
8.0.150.0000.00816.81
8.0.140.0040.00416.85
8.0.130.0030.00313.35
8.0.120.0050.00316.77
8.0.110.0030.00316.86
8.0.100.0070.00016.68
8.0.90.0050.00316.68
8.0.80.0040.01116.81
8.0.70.0040.00416.82
8.0.60.0000.00716.76
8.0.50.0000.00816.76
8.0.30.0070.01116.95
8.0.20.0090.01117.40
8.0.10.0040.00416.97
8.0.00.0090.01016.88
7.4.330.0000.00515.00
7.4.320.0030.00316.38
7.4.300.0000.00616.53
7.4.290.0030.00316.50
7.4.280.0030.00316.50
7.4.270.0030.00316.45
7.4.260.0030.00316.40
7.4.250.0050.00316.51
7.4.240.0020.00516.52
7.4.230.0030.00316.61
7.4.220.0120.00616.45
7.4.210.0060.01016.47
7.4.200.0030.00316.41
7.4.190.0000.00716.59
7.4.160.0130.00316.44
7.4.150.0080.00817.40
7.4.140.0120.00917.86
7.4.130.0110.00916.40
7.4.120.0080.01116.32
7.4.110.0060.01116.37
7.4.100.0110.00816.51
7.4.90.0070.01016.41
7.4.80.0090.01619.39
7.4.70.0110.00716.38
7.4.60.0090.00816.50
7.4.50.0030.00516.41
7.4.40.0060.00922.77
7.4.30.0090.00916.51
7.4.00.0090.00614.77
7.3.330.0030.00313.03
7.3.320.0020.00212.98
7.3.310.0070.00016.27
7.3.300.0000.00616.08
7.3.290.0080.00616.23
7.3.280.0050.01116.19
7.3.270.0090.01217.40
7.3.260.0110.00616.48
7.3.250.0090.00816.25
7.3.240.0100.00716.23
7.3.230.0060.01016.43
7.3.210.0030.01316.17
7.3.200.0200.00419.39
7.3.190.0040.01416.48
7.3.180.0120.00916.47
7.3.170.0100.00616.57
7.3.160.0030.01216.21
7.3.120.0100.00714.64
7.2.330.0100.00716.68
7.2.320.0030.01416.74
7.2.310.0140.00716.58
7.2.300.0030.01616.73
7.2.290.0100.00716.38
7.2.60.0030.01316.81
7.2.00.0070.00719.33
7.1.200.0000.01215.56
7.1.100.0060.00618.12
7.1.70.0050.00217.08
7.1.60.0130.01019.82
7.1.50.0070.01316.84
7.1.00.0000.05022.30
7.0.200.0030.00516.87
7.0.140.0030.07322.00
7.0.120.0030.04722.00
7.0.110.0000.04321.89
7.0.100.0130.03322.11
7.0.90.0000.04322.07
7.0.80.0030.04021.96
7.0.70.0130.04022.04
7.0.60.0100.02722.00
7.0.50.0100.03321.98
7.0.40.0070.03020.02
7.0.30.0070.05020.01
7.0.20.0100.05719.98
7.0.10.0030.04720.09
7.0.00.0070.05319.97
5.6.280.0070.05720.86
5.6.270.0000.05321.07
5.6.260.0030.04320.92
5.6.250.0000.03720.91
5.6.240.0070.03320.93
5.6.230.0000.03721.02
5.6.220.0000.03320.95
5.6.210.0030.04020.91
5.6.200.0000.03720.87
5.6.190.0030.03720.97
5.6.180.0070.09320.86
5.6.170.0000.05721.02
5.6.160.0100.06720.76
5.6.150.0100.08020.77
5.6.140.0070.04320.79
5.6.130.0130.04021.01
5.6.120.0070.08021.01
5.6.110.0030.07720.75
5.6.100.0030.07320.76
5.6.90.0030.04320.95
5.6.80.0030.07020.06
5.6.70.0030.08020.07
5.6.60.0000.06320.31
5.6.50.0030.04020.12
5.6.40.0030.06020.36
5.6.30.0000.04020.30
5.6.20.0000.07020.34
5.6.10.0070.03720.38
5.6.00.0070.08020.33
5.5.380.0030.03717.53
5.5.370.0000.03717.51
5.5.360.0030.04317.39
5.5.350.0030.03017.54
5.5.340.0000.03318.04
5.5.330.0070.03318.25
5.5.320.0100.03717.98
5.5.310.0070.05318.09
5.5.300.0000.04017.98
5.5.290.0030.04317.86
5.5.280.0030.08017.77
5.5.270.0070.06317.98
5.5.260.0000.07018.00
5.5.250.0000.07717.57
5.5.240.0030.05017.48
5.5.230.0000.03717.50
5.5.220.0000.07017.38
5.5.210.0000.03317.22
5.5.200.0000.03717.38
5.5.190.0030.03717.37
5.5.180.0030.03717.47
5.5.160.0070.06017.44
5.5.150.0000.03317.48
5.5.140.0070.05717.35
5.5.130.0000.06017.60
5.5.120.0030.06717.21
5.5.110.0000.07017.50
5.5.100.0030.03317.38
5.5.90.0030.07717.34
5.5.80.0000.04017.25
5.5.70.0030.04317.13
5.5.60.0000.07317.33
5.5.50.0030.04017.08
5.5.40.0070.06017.02
5.5.30.0070.07017.48
5.5.20.0030.04317.10
5.5.10.0000.06317.28
5.5.00.0000.07017.21
5.4.450.0030.04019.53
5.4.440.0030.06719.37
5.4.430.0000.07019.41
5.4.420.0000.07319.54
5.4.410.0000.04019.25
5.4.400.0030.03318.88
5.4.390.0000.04318.95
5.4.380.0000.03719.22
5.4.370.0030.04019.20
5.4.360.0000.03719.22
5.4.350.0070.07018.92
5.4.340.0000.08318.89
5.4.320.0000.03719.13
5.4.310.0030.04719.03
5.4.300.0130.04019.21
5.4.290.0000.06718.87
5.4.280.0000.07018.95
5.4.270.0000.06319.21
5.4.260.0030.03319.13
5.4.250.0070.07018.95
5.4.240.0000.04019.21
5.4.230.0000.07319.19
5.4.220.0070.06318.94
5.4.210.0000.05718.89
5.4.200.0070.07018.87
5.4.190.0030.06318.92
5.4.180.0000.03719.10
5.4.170.0000.04018.89
5.4.160.0000.04319.20
5.4.150.0000.04318.95
5.4.140.0100.06016.11
5.4.130.0070.06316.20
5.4.120.0030.07016.20
5.4.110.0000.04316.14
5.4.100.0000.03316.34
5.4.90.0030.03316.45
5.4.80.0000.06016.22
5.4.70.0030.07716.41
5.4.60.0000.05716.30
5.4.50.0000.04016.32
5.4.40.0100.04716.46
5.4.30.0000.07016.20
5.4.20.0030.03316.39
5.4.10.0000.03316.29
5.4.00.0000.06715.83
5.3.290.0030.07714.57
5.3.280.0070.06014.53
5.3.270.0030.06714.54
5.3.260.0030.06314.49
5.3.250.0070.04714.54
5.3.240.0070.05314.62
5.3.230.0030.07314.59
5.3.220.0000.07714.45
5.3.210.0000.03314.50
5.3.200.0000.06714.39
5.3.190.0030.03314.63
5.3.180.0000.03714.46
5.3.170.0030.04714.34
5.3.160.0030.06714.62
5.3.150.0000.06314.42
5.3.140.0030.07314.48
5.3.130.0030.06714.46
5.3.120.0000.04014.40
5.3.110.0000.03714.33
5.3.100.0000.03713.98
5.3.90.0000.04713.95
5.3.80.0000.03713.90
5.3.70.0030.03713.90
5.3.60.0100.03713.93
5.3.50.0030.04313.87
5.3.40.0030.07313.87
5.3.30.0000.05713.84
5.3.20.0100.06013.57
5.3.10.0070.04713.73
5.3.00.0030.05013.71
5.2.170.0000.04711.16
5.2.160.0000.03011.07
5.2.150.0030.02711.07
5.2.140.0100.04311.20
5.2.130.0000.05011.02
5.2.120.0000.04011.04
5.2.110.0000.04011.10
5.2.100.0000.05711.26
5.2.90.0070.04711.17
5.2.80.0000.05710.98
5.2.70.0000.06310.99
5.2.60.0030.04311.11
5.2.50.0030.02710.94
5.2.40.0070.03710.94
5.2.30.0000.03710.91
5.2.20.0000.04310.88
5.2.10.0070.03711.08
5.2.00.0000.02710.66
5.1.60.0030.02310.14
5.1.50.0000.02310.14
5.1.40.0000.02710.14
5.1.30.0000.02310.45
5.1.20.0000.02010.35
5.1.10.0000.02710.14
5.1.00.0070.01310.14
5.0.50.0000.01710.14
5.0.40.0030.01310.14
5.0.30.0000.02310.14
5.0.20.0000.01710.14
5.0.10.0000.01710.14
5.0.00.0000.02310.14
4.4.90.0000.01710.14
4.4.80.0070.02710.14
4.4.70.0030.02010.14
4.4.60.0000.01710.14
4.4.50.0000.01310.14
4.4.40.0000.02310.14
4.4.30.0030.01710.14
4.4.20.0000.01310.14
4.4.10.0000.01310.14
4.4.00.0000.02010.14
4.3.110.0030.01010.14
4.3.100.0000.01710.14
4.3.90.0000.01310.14
4.3.80.0000.02010.14
4.3.70.0000.01310.14
4.3.60.0000.01010.14
4.3.50.0000.02710.14
4.3.40.0000.02010.14
4.3.30.0000.01310.14
4.3.20.0000.01310.14
4.3.10.0000.01310.14
4.3.00.0000.01310.14

preferences:
35.18 ms | 401 KiB | 5 Q