3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * Check if a client IP is in our Server subnet * * @param string $client_ip * @param string $server_ip * @return boolean */ function clientInSameSubnet($client_ip=false,$server_ip=false) { if (!$client_ip) $client_ip = $_SERVER['REMOTE_ADDR']; if (!$server_ip) $server_ip = $_SERVER['SERVER_ADDR']; // Extract broadcast and netmask from ifconfig if (!($p = popen("ifconfig","r"))) return false; $out = ""; while(!feof($p)) $out .= fread($p,1024); fclose($p); // This is because the php.net comment function does not // allow long lines. $match = "/^.*".$server_ip; $match .= ".*Bcast:(\d{1,3}\.\d{1,3}i\.\d{1,3}\.\d{1,3}).*"; $match .= "Mask:(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/im"; if (!preg_match($match,$out,$regs)) return false; $bcast = ip2long($regs[1]); $smask = ip2long($regs[2]); $ipadr = ip2long($client_ip); $nmask = $bcast & $smask; return (($ipadr & $smask) == ($nmask & $smask)); } ?>

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)
8.3.60.0130.00716.38
8.3.50.0160.00521.99
8.3.40.0070.00718.59
8.3.30.0030.01718.95
8.3.20.0040.00420.30
8.3.10.0050.00321.74
8.3.00.0000.00919.50
8.2.180.0140.00716.75
8.2.170.0070.00722.96
8.2.160.0100.00320.43
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0000.00820.89
8.2.110.0060.00322.25
8.2.100.0110.00317.66
8.2.90.0000.00818.92
8.2.80.0050.00317.97
8.2.70.0070.00317.63
8.2.60.0000.00717.80
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0100.00018.20
8.2.20.0050.00217.51
8.2.10.0040.00418.00
8.2.00.0070.00017.56
8.1.280.0140.00325.92
8.1.270.0060.00323.82
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0100.00023.83
8.1.230.0000.01119.12
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00917.10
8.1.190.0060.00317.13
8.1.180.0040.00418.10
8.1.170.0000.00818.50
8.1.160.0040.00421.90
8.1.150.0000.00718.73
8.1.140.0040.00417.34
8.1.130.0030.00317.79
8.1.120.0030.00317.26
8.1.110.0080.00017.35
8.1.100.0000.00717.39
8.1.90.0070.00017.31
8.1.80.0050.00317.37
8.1.70.0070.00017.31
8.1.60.0040.00417.51
8.1.50.0000.00817.31
8.1.40.0050.00317.36
8.1.30.0000.00717.55
8.1.20.0050.00317.49
8.1.10.0000.00817.44
8.1.00.0020.00517.40
8.0.300.0000.00818.77
8.0.290.0060.00316.58
8.0.280.0000.00718.40
8.0.270.0000.00717.02
8.0.260.0030.00317.06
8.0.250.0000.00716.90
8.0.240.0070.00016.74
8.0.230.0070.00016.85
8.0.220.0050.00516.80
8.0.210.0050.00216.65
8.0.200.0060.00016.73
8.0.190.0000.00716.75
8.0.180.0000.00716.82
8.0.170.0040.00416.76
8.0.160.0070.00016.85
8.0.150.0030.00616.71
8.0.140.0040.00816.64
8.0.130.0060.00013.18
8.0.120.0050.00316.79
8.0.110.0000.00716.79
8.0.100.0030.00516.68
8.0.90.0000.00716.75
8.0.80.0100.00716.74
8.0.70.0000.00816.87
8.0.60.0080.00016.74
8.0.50.0000.00816.77
8.0.30.0140.00616.96
8.0.20.0110.00717.40
8.0.10.0030.00516.87
8.0.00.0140.00716.54
7.4.330.0000.00615.00
7.4.320.0000.00616.47
7.4.300.0030.00316.32
7.4.290.0040.00416.41
7.4.280.0030.00516.48
7.4.270.0000.00716.25
7.4.260.0030.00316.47
7.4.250.0020.00516.28
7.4.240.0010.00616.45
7.4.230.0000.00716.56
7.4.220.0030.01416.52
7.4.210.0090.00616.50
7.4.200.0000.00716.29
7.4.160.0150.00316.33
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0080.00916.38
7.4.120.0060.01116.33
7.4.110.0160.00616.43
7.4.100.0090.00916.19
7.4.90.0120.00616.58
7.4.80.0050.01619.39
7.4.70.0030.01316.34
7.4.60.0170.00416.35
7.4.50.0040.00416.44
7.4.40.0090.00616.31
7.4.30.0090.00916.36
7.4.00.0040.01114.75
7.3.330.0000.00712.96
7.3.320.0060.00013.27
7.3.310.0030.00316.09
7.3.300.0030.00316.06
7.3.290.0100.01016.16
7.3.280.0070.00916.17
7.3.270.0080.00817.40
7.3.260.0070.01016.43
7.3.250.0090.00816.13
7.3.240.0090.00916.43
7.3.230.0060.01516.40
7.3.210.0110.00716.38
7.3.200.0150.00719.39
7.3.190.0150.00916.49
7.3.180.0060.00916.17
7.3.170.0080.00816.38
7.3.160.0030.01616.39
7.3.120.0040.01114.67
7.3.10.0440.00816.61
7.3.00.0320.00016.16
7.2.330.0110.01116.59
7.2.320.0090.00916.45
7.2.310.0120.00616.23
7.2.300.0060.01216.33
7.2.290.0100.00716.47
7.2.130.0140.01716.06
7.2.120.0060.00616.35
7.2.110.0100.00716.53
7.2.100.0120.00616.38
7.2.90.0210.00716.22
7.2.80.0290.00316.71
7.2.70.0130.00316.21
7.2.60.0060.01116.50
7.2.50.0130.00516.54
7.2.40.0150.00715.97
7.2.30.0140.00316.38
7.2.20.0100.00316.15
7.2.10.0110.01116.07
7.2.00.0040.00817.80
7.1.250.0220.00315.27
7.1.200.0000.01315.69
7.1.100.0040.01217.55
7.1.70.0070.00016.91
7.1.60.0100.01619.25
7.1.50.0070.01716.86
7.1.00.0030.07722.54
7.0.200.0210.00716.28
7.0.140.0030.07321.93
7.0.100.0070.08319.86
7.0.90.0000.08020.05
7.0.80.0130.07319.88
7.0.70.0100.08019.84
7.0.60.0070.08719.88
7.0.50.0400.08720.19
7.0.40.0030.08020.04
7.0.30.0170.07720.02
7.0.20.0070.08720.10
7.0.10.0130.07320.11
7.0.00.0130.07319.95
5.6.280.0000.07721.06
5.6.250.0100.04720.55
5.6.240.0070.07320.55
5.6.230.0100.07020.54
5.6.220.0000.08720.50
5.6.210.0030.08320.39
5.6.200.0030.05321.07
5.6.190.0070.08021.00
5.6.180.0130.06721.06
5.6.170.0100.08020.96
5.6.160.0130.07021.02
5.6.150.0100.07721.06
5.6.140.0170.07021.12
5.6.130.0170.08021.02
5.6.120.0070.08720.98
5.6.110.0100.08020.84
5.6.100.0130.07320.92
5.6.90.0030.08020.99
5.6.80.0070.08320.46
5.6.70.0130.03320.36
5.6.60.0100.07020.39
5.6.50.0030.05020.33
5.6.40.0130.07320.43
5.6.30.0070.08020.42
5.6.20.0100.09020.34
5.6.10.0170.06720.36
5.6.00.0270.06020.32
5.5.380.0030.05320.31
5.5.370.0070.07720.43
5.5.360.0070.09020.41
5.5.350.0100.07720.34
5.5.340.0100.08020.76
5.5.330.0170.07020.75
5.5.320.0100.07720.72
5.5.310.0100.08320.79
5.5.300.0100.07320.69
5.5.290.0170.07720.84
5.5.280.0000.08720.80
5.5.270.0170.07320.68
5.5.260.0070.08320.78
5.5.250.0030.08720.66
5.5.240.0100.07720.14
5.5.230.0130.07020.13
5.5.220.0170.07019.96
5.5.210.0030.07720.13
5.5.200.0070.07720.18
5.5.190.0070.07720.22
5.5.180.0070.08020.14
5.5.160.0100.07720.09
5.5.150.0130.04020.14
5.5.140.0100.06020.15
5.5.130.0030.08020.13
5.5.120.0170.06720.10
5.5.110.0030.05320.18
5.5.100.0200.06320.12
5.5.90.0130.06720.02
5.5.80.0100.06320.02
5.5.70.0030.07720.11
5.5.60.0070.08020.02
5.5.50.0100.07720.10
5.5.40.0030.08019.91
5.5.30.0030.08319.98
5.5.20.0030.05020.04
5.5.10.0070.07720.02
5.5.00.0070.08720.07
5.4.450.0100.08319.46
5.4.440.0130.07019.36
5.4.430.0070.07319.27
5.4.420.0070.08319.22
5.4.410.0070.05319.09
5.4.400.0030.06019.23
5.4.390.0130.06718.95
5.4.380.0070.07319.05
5.4.370.0130.06719.13
5.4.360.0170.06319.03
5.4.350.0030.04719.05
5.4.340.0070.07018.95
5.4.320.0100.05019.04
5.4.310.0070.07719.13
5.4.300.0130.07019.03
5.4.290.0130.04319.13
5.4.280.0030.08319.13
5.4.270.0100.06718.88
5.4.260.0100.07719.21
5.4.250.0270.06018.87
5.4.240.0170.06719.12
5.4.230.0070.06718.89
5.4.220.0130.07018.85
5.4.210.0070.07019.13
5.4.200.0130.06319.21
5.4.190.0130.06719.15
5.4.180.0070.08018.89
5.4.170.0030.07718.87
5.4.160.0000.04719.09
5.4.150.0070.07719.17
5.4.140.0100.05316.27
5.4.130.0070.06316.36
5.4.120.0100.06716.14
5.4.110.0100.07016.36
5.4.100.0100.03316.39
5.4.90.0030.06716.39
5.4.80.0030.07316.48
5.4.70.0100.07016.28
5.4.60.0070.07016.45
5.4.50.0170.06016.36
5.4.40.0100.07316.54
5.4.30.0130.05316.41
5.4.20.0100.07016.47
5.4.10.0030.04016.40
5.4.00.0000.04015.89
5.3.290.0070.07714.59
5.3.280.0000.08314.58
5.3.270.0100.03714.67
5.3.260.0070.04714.61
5.3.250.0070.03314.76
5.3.240.0070.03714.59
5.3.230.0030.04014.62
5.3.220.0100.08014.49
5.3.210.0070.03714.49
5.3.200.0100.07014.71
5.3.190.0100.07014.67
5.3.180.0000.08014.49
5.3.170.0000.06714.68
5.3.160.0030.07714.54
5.3.150.0030.05014.54
5.3.140.0000.07314.68
5.3.130.0070.07314.61
5.3.120.0100.04314.52
5.3.110.0100.06714.57
5.3.100.0070.03714.15
5.3.90.0130.06714.16
5.3.80.0000.08014.11
5.3.70.0030.07714.05
5.3.60.0070.06314.05
5.3.50.0100.06013.84
5.3.40.0100.07314.02
5.3.30.0100.05014.04
5.3.20.0070.07013.62
5.3.10.0070.06713.72
5.3.00.0100.07013.73
5.2.170.0070.06011.26
5.2.160.0100.05711.02
5.2.150.0030.06711.24
5.2.140.0070.06311.25
5.2.130.0070.05711.11
5.2.120.0030.04011.02
5.2.110.0030.06010.97
5.2.100.0030.06311.02
5.2.90.0030.06311.17
5.2.80.0070.06011.04
5.2.70.0070.05011.13
5.2.60.0100.06011.07
5.2.50.0000.06710.92
5.2.40.0100.05010.87
5.2.30.0070.06311.05
5.2.20.0070.06011.04
5.2.10.0130.05010.74
5.2.00.0000.06710.87
5.1.60.0070.04710.02
5.1.50.0030.05710.02
5.1.40.0070.05010.00
5.1.30.0030.05710.34
5.1.20.0000.05310.48
5.1.10.0030.05710.09
5.1.00.0000.06010.08
5.0.50.0100.0438.58
5.0.40.0000.0478.27
5.0.30.0100.0608.30
5.0.20.0070.0408.10
5.0.10.0070.0408.04
5.0.00.0030.0608.23
4.4.90.0000.0407.92
4.4.80.0000.0377.92
4.4.70.0000.0407.92
4.4.60.0030.0377.92
4.4.50.0100.0307.92
4.4.40.0070.0477.92
4.4.30.0030.0377.92
4.4.20.0000.0207.92
4.4.10.0000.0377.92
4.4.00.0070.0337.92
4.3.110.0030.0307.92
4.3.100.0000.0237.92
4.3.90.0030.0377.92
4.3.80.0000.0507.92
4.3.70.0030.0337.92
4.3.60.0000.0377.92
4.3.50.0000.0377.92
4.3.40.0000.0577.92
4.3.30.0070.0307.92
4.3.20.0070.0337.92
4.3.10.0000.0307.92
4.3.00.0030.0337.92

preferences:
40.13 ms | 401 KiB | 5 Q