3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (!empty($_SERVER['HTTP_CLIENT_IP'])){ $ip = $_SERVER['HTTP_CLIENT_IP']; } elseif (!empty($_SERVER['HTTP_X_FORWARDER_FOR'])){ $ip = $_SERVER['HTTP_X_FORWARDER_FOR']; } else{ $ip = $_SERVER['REMOTE_ADDR']; } echo $ip; ?>

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)
8.3.40.0110.00718.96
8.3.30.0100.00619.27
8.3.20.0070.00020.16
8.3.10.0000.00723.65
8.3.00.0040.00419.51
8.2.170.0040.01122.96
8.2.160.0070.00720.36
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0110.00726.16
8.2.120.0080.00020.89
8.2.110.0030.00621.00
8.2.100.0070.00418.03
8.2.90.0030.00517.91
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0070.00418.04
8.2.50.0040.00418.07
8.2.40.0000.00718.16
8.2.30.0070.00318.04
8.2.20.0030.00617.81
8.2.10.0000.00718.00
8.2.00.0040.00417.76
8.1.270.0090.00023.88
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0030.00622.66
8.1.230.0110.00020.97
8.1.220.0060.00317.74
8.1.210.0000.00818.85
8.1.200.0090.00017.35
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0040.00422.00
8.1.150.0020.00518.88
8.1.140.0070.00017.54
8.1.130.0000.00717.81
8.1.120.0000.00717.36
8.1.110.0030.00717.47
8.1.100.0000.00717.35
8.1.90.0070.00017.35
8.1.80.0000.00717.52
8.1.70.0030.00517.42
8.1.60.0060.00317.61
8.1.50.0000.00717.54
8.1.40.0050.00217.57
8.1.30.0000.00817.55
8.1.20.0000.00817.66
8.1.10.0040.00417.61
8.1.00.0030.00617.43
8.0.300.0000.00719.92
8.0.290.0030.00616.75
8.0.280.0030.00318.44
8.0.270.0030.00317.23
8.0.260.0030.00317.31
8.0.250.0000.00616.98
8.0.240.0040.00417.00
8.0.230.0070.00017.02
8.0.220.0000.00716.85
8.0.210.0030.00316.81
8.0.200.0060.00016.88
8.0.190.0000.00717.02
8.0.180.0030.00616.86
8.0.170.0060.00316.92
8.0.160.0030.00516.95
8.0.150.0000.00816.94
8.0.140.0070.00316.91
8.0.130.0030.00313.37
8.0.120.0000.00816.93
8.0.110.0050.00316.95
8.0.100.0050.00216.86
8.0.90.0040.00416.84
8.0.80.0040.01216.90
8.0.70.0000.00717.00
8.0.60.0040.00416.84
8.0.50.0040.00416.91
8.0.30.0130.00816.98
8.0.20.0150.00717.40
8.0.10.0040.00417.08
8.0.00.0050.01216.62
7.4.330.0050.00015.10
7.4.320.0060.00016.44
7.4.300.0060.00016.61
7.4.290.0040.00416.51
7.4.280.0000.00716.59
7.4.270.0030.00316.54
7.4.260.0030.00616.48
7.4.250.0030.00316.52
7.4.240.0050.00316.53
7.4.230.0040.00416.40
7.4.220.0100.01316.63
7.4.210.0100.00316.54
7.4.200.0070.00016.25
7.4.160.0150.01816.86
7.4.150.0070.01117.40
7.4.140.0130.00517.86
7.4.130.0120.00716.54
7.4.120.0100.00616.52
7.4.110.0000.01716.71
7.4.100.0160.00316.50
7.4.90.0100.00616.61
7.4.80.0100.01319.39
7.4.70.0060.01216.56
7.4.60.0070.01116.50
7.4.50.0060.00316.42
7.4.40.0100.00716.57
7.4.30.0080.00816.72
7.4.10.0070.01114.96
7.4.00.0080.00814.84
7.3.330.0030.00313.25
7.3.320.0050.00013.24
7.3.310.0040.00416.28
7.3.300.0030.00316.28
7.3.290.0070.00716.37
7.3.280.0070.00916.34
7.3.270.0160.00317.40
7.3.260.0190.00016.42
7.3.250.0100.01016.40
7.3.240.0160.00016.42
7.3.230.0070.01616.49
7.3.210.0060.01016.69
7.3.200.0140.00519.39
7.3.190.0120.00416.62
7.3.180.0100.00716.61
7.3.170.0080.00816.43
7.3.160.0070.01016.38
7.3.130.0090.00615.00
7.3.120.0050.01314.98
7.3.110.0050.01014.69
7.3.100.0090.00814.99
7.3.90.0070.00714.92
7.3.80.0080.00814.95
7.3.70.0080.00814.86
7.3.60.0020.00914.89
7.3.50.0020.01314.76
7.3.40.0030.01214.82
7.3.30.0060.00714.97
7.3.20.0090.00416.71
7.3.10.0030.01016.67
7.3.00.0070.00716.53
7.2.330.0070.01116.25
7.2.320.0030.01516.68
7.2.310.0090.00916.70
7.2.300.0070.01716.57
7.2.290.0120.00416.36
7.2.260.0100.01015.13
7.2.250.0090.01015.03
7.2.240.0040.01215.10
7.2.230.0050.01115.02
7.2.220.0070.00914.77
7.2.210.0050.00715.15
7.2.200.0070.00914.99
7.2.190.0040.01214.96
7.2.180.0040.00815.17
7.2.170.0080.00614.97
7.2.160.0010.01415.02
7.2.150.0080.00316.99
7.2.140.0070.00716.90
7.2.130.0090.00716.66
7.2.120.0080.00616.74
7.2.110.0070.00516.69
7.2.100.0060.00516.58
7.2.90.0090.00516.77
7.2.80.0080.00816.68
7.2.70.0080.00916.70
7.2.60.0080.00816.83
7.2.50.0070.01016.74
7.2.40.0090.00916.76
7.2.30.0070.00816.69
7.2.20.0100.00716.77
7.2.10.0050.01016.77
7.2.00.0090.00817.29
7.1.330.0030.01015.82
7.1.320.0040.01115.82
7.1.310.0100.00415.73
7.1.300.0030.00815.79
7.1.290.0100.00315.48
7.1.280.0070.00615.81
7.1.270.0090.00515.73
7.1.260.0080.00615.78
7.1.250.0070.00515.62
7.1.240.0050.00615.96
7.1.230.0050.00715.69
7.1.220.0070.00515.61
7.1.210.0040.01015.71
7.1.200.0030.01015.75
7.1.190.0070.00715.75
7.1.180.0050.00715.78
7.1.170.0090.00415.91
7.1.160.0040.01115.79
7.1.150.0080.00615.59
7.1.140.0100.00115.68
7.1.130.0070.00515.75
7.1.120.0050.01115.74
7.1.110.0030.00615.64
7.1.100.0070.00616.48
7.1.90.0020.01215.73
7.1.80.0030.00815.72
7.1.70.0040.00516.10
7.1.60.0080.00816.92
7.1.50.0020.01015.89
7.1.40.0030.00615.73
7.1.30.0040.00915.51
7.1.20.0070.00615.73
7.1.10.0000.01215.93
7.1.00.0060.02917.94
7.0.330.0080.00715.13
7.0.320.0060.00515.28
7.0.310.0050.00915.38
7.0.300.0050.00515.04
7.0.290.0000.01315.43
7.0.280.0070.00715.32
7.0.270.0070.00715.30
7.0.260.0040.01315.38
7.0.250.0070.00315.46
7.0.240.0000.01115.52
7.0.230.0040.01115.44
7.0.220.0060.00815.32
7.0.210.0030.00615.57
7.0.200.0010.00815.82
7.0.190.0020.00915.52
7.0.180.0060.00115.34
7.0.170.0030.00815.25
7.0.160.0020.00915.12
7.0.150.0000.01015.36
7.0.140.0030.03117.64
7.0.130.0040.00715.40
7.0.120.0070.00715.47
7.0.110.0070.00415.35
7.0.100.0060.00615.30
7.0.90.0090.00615.43
7.0.80.0050.00915.49
7.0.70.0070.00715.42
7.0.60.0040.02016.74
7.0.50.0050.03216.36
7.0.40.0030.02215.76
7.0.30.0100.01715.79
7.0.20.0120.02215.65
7.0.10.0050.02215.79
7.0.00.0040.01815.69
5.6.400.0050.00914.12
5.6.390.0040.00814.59
5.6.380.0050.00914.36
5.6.370.0070.00914.54
5.6.360.0000.01314.19
5.6.350.0090.00314.23
5.6.340.0070.00814.29
5.6.330.0050.00914.54
5.6.320.0090.00114.41
5.6.310.0040.00914.36
5.6.300.0060.00514.18
5.6.290.0100.00714.46
5.6.280.0020.03316.61
5.6.270.0040.01114.60
5.6.260.0030.01114.31
5.6.250.0050.00914.52
5.6.240.0130.00514.32
5.6.230.0030.00714.23
5.6.220.0110.00614.25
5.6.210.0070.02016.56
5.6.200.0040.03115.71
5.6.190.0090.03116.55
5.6.180.0150.03016.39
5.6.170.0460.02116.33
5.6.160.0060.03016.32
5.6.150.0060.02315.55
5.6.140.0090.03015.55
5.6.130.0090.02715.68
5.6.120.0030.03316.56
5.6.110.0090.02916.49
5.6.100.0060.03416.58
5.6.90.0050.03116.73
5.6.80.0060.01816.21
5.6.70.0060.00514.24
5.6.60.0060.00714.18
5.6.50.0050.00714.05
5.6.40.0050.00814.34
5.6.30.0000.01314.30
5.6.20.0050.00714.28
5.6.10.0070.00714.37
5.6.00.0050.00914.38
5.5.380.0050.01114.18
5.5.370.0070.00714.30
5.5.360.0060.00814.28
5.5.350.0140.03316.09
5.5.340.0050.01715.38
5.5.330.0060.02516.31
5.5.320.0150.02516.26
5.5.310.0110.02316.40
5.5.300.0050.03715.27
5.5.290.0030.03515.40
5.5.280.0040.03416.45
5.5.270.0080.03316.50
5.5.260.0050.02516.47
5.5.250.0050.03216.37
5.5.240.0090.02716.26
5.5.230.0020.01014.34
5.5.220.0070.00414.19
5.5.210.0060.00814.20
5.5.200.0050.00814.02
5.5.190.0040.01314.19
5.5.180.0080.00614.27
5.5.170.0060.00914.22
5.5.160.0060.00714.28
5.5.150.0050.00713.87
5.5.140.0040.01114.20
5.5.130.0070.00714.18
5.5.120.0030.01013.92
5.5.110.0080.00514.31
5.5.100.0040.00714.17
5.5.90.0030.00914.29
5.5.80.0040.00614.27
5.5.70.0080.00814.21
5.5.60.0020.01314.16
5.5.50.0050.00814.21
5.5.40.0070.00514.10
5.5.30.0100.00114.22
5.5.20.0100.00614.34
5.5.10.0060.00614.26
5.5.00.0030.00713.88
5.4.450.0070.01914.81
5.4.440.0100.01614.76
5.4.430.0070.01714.86
5.4.420.0080.01914.81
5.4.410.0100.02114.88
5.4.400.0050.01914.76
5.4.390.0090.02314.76
5.4.380.0070.01814.81
5.4.370.0090.01914.81
5.4.360.0120.02514.71
5.4.350.0100.01514.69
5.4.340.0100.02714.75
5.4.330.0020.00812.59
5.4.320.0090.02014.65
5.4.310.0130.01114.81
5.4.300.0080.02714.78
5.4.290.0080.01914.66
5.4.280.0060.02314.71
5.4.270.0070.01914.76
5.4.260.0090.01814.81
5.4.250.0130.02114.75
5.4.240.0120.01714.75
5.4.230.0100.02514.81
5.4.220.0110.02214.75
5.4.210.0130.02314.82
5.4.200.0030.01714.65
5.4.190.0050.02814.66
5.4.180.0050.02414.76
5.4.170.0350.01814.66
5.4.160.0710.01714.78
5.4.150.0770.01414.75
5.4.140.0600.01713.84
5.4.130.0640.01613.82
5.4.120.0610.01913.81
5.4.110.0630.01913.89
5.4.100.0720.01813.80
5.4.90.0640.01613.86
5.4.80.0580.01913.85
5.4.70.0690.01813.86
5.4.60.0720.01713.88
5.4.50.0720.01813.86
5.4.40.0750.01913.84
5.4.30.0100.02513.74
5.4.20.0110.01813.82
5.4.10.0090.02613.88
5.4.00.0100.01713.61
5.3.290.0200.06714.65
5.3.280.0170.04314.45
5.3.270.0230.07714.46
5.3.260.0270.03314.46
5.3.250.0100.04714.51
5.3.240.0170.04014.43
5.3.230.0200.03714.47
5.3.220.0230.03714.54
5.3.210.0270.06014.48
5.3.200.0170.04314.41
5.3.190.0230.04014.51
5.3.180.0230.03714.51
5.3.170.0300.06014.65
5.3.160.0230.04314.41
5.3.150.0370.04314.67
5.3.140.0170.05014.40
5.3.130.0100.06714.42
5.3.120.0170.04714.49
5.3.110.0170.05014.40
5.3.100.0170.03713.98
5.3.90.0130.06314.12
5.3.80.0230.04713.99
5.3.70.0200.03713.89
5.3.60.0170.03713.91
5.3.50.0230.03013.90
5.3.40.0270.06313.90
5.3.30.0130.04013.86
5.3.20.0130.03713.73
5.3.10.0170.03713.48
5.3.00.0230.03013.66
5.2.170.0170.05311.04
5.2.160.0130.03011.08
5.2.150.0130.03011.00
5.2.140.0200.05711.08
5.2.130.0170.03710.99
5.2.120.0200.04310.93
5.2.110.0170.04010.93
5.2.100.0200.03011.04
5.2.90.0270.04710.95
5.2.80.0070.03711.02
5.2.70.0170.02710.93
5.2.60.0170.03010.90
5.2.50.0170.05310.88
5.2.40.0130.05711.04
5.2.30.0130.04010.81
5.2.20.0130.03310.79
5.2.10.0070.03310.77
5.2.00.0100.03010.68
5.1.60.0030.03010.09
5.1.50.0170.0339.88
5.1.40.0100.03010.06
5.1.30.0130.02710.35
5.1.20.0030.03310.35
5.1.10.0170.0279.96
5.1.00.0130.0509.94
5.0.50.0070.0238.40
5.0.40.0030.0208.38
5.0.30.0070.0608.11
5.0.20.0070.0238.18
5.0.10.0070.0308.15
5.0.00.0100.0278.38
4.4.90.0030.0177.91
4.4.80.0030.0177.91
4.4.70.0030.0177.91
4.4.60.0070.0137.91
4.4.50.0070.0177.91
4.4.40.0070.0277.91
4.4.30.0030.0177.91
4.4.20.0100.0177.91
4.4.10.0130.0107.91
4.4.00.0070.0237.91
4.3.110.0100.0137.91
4.3.100.0030.0177.91
4.3.90.0070.0137.91
4.3.80.0130.0307.91
4.3.70.0030.0207.91
4.3.60.0070.0137.91
4.3.50.0030.0177.91
4.3.40.0030.0277.91
4.3.30.0030.0137.91
4.3.20.0000.0337.91
4.3.10.0000.0207.91
4.3.00.0030.0177.91

preferences:
45.86 ms | 400 KiB | 5 Q