3v4l.org

run code in 300+ PHP versions simultaneously
<?php $enc1 = base64_encode(181); $enc2 = base64_encode('M'.$enc1.'T'); $dec1 = base64_decode($enc2); $len = strlen($dec1); $dec2 = substr($dec1, 1, $len-2); $dec3 = base64_decode($dec2); //echo "\n".$dec3; $f = $enc[array_rand(str_split($enc1))]; $s = $enc[array_rand(str_split($enc1))]; echo $f.'='.$s;

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)
7.4.00.0050.01115.10
7.3.120.0080.00914.91
7.3.110.0050.01014.92
7.3.100.0060.00815.01
7.3.90.0070.00714.86
7.3.80.0080.00314.89
7.3.70.0040.01114.95
7.3.60.0080.00814.82
7.3.50.0000.01414.75
7.3.40.0050.01014.74
7.3.30.0040.00814.89
7.3.20.0050.00716.77
7.3.10.0030.00916.71
7.3.00.0060.00716.76
7.2.250.0060.01315.04
7.2.240.0100.00915.19
7.2.230.0070.00815.17
7.2.220.0070.00715.06
7.2.210.0120.00314.87
7.2.200.0020.01015.13
7.2.190.0060.00815.08
7.2.180.0090.00715.03
7.2.170.0020.01015.01
7.2.160.0040.00414.94
7.2.150.0090.00617.02
7.2.140.0070.00316.79
7.2.130.0080.00516.98
7.2.120.0070.00317.00
7.2.110.0050.00817.04
7.2.100.0020.01016.87
7.2.90.0050.00716.86
7.2.80.0040.00716.99
7.2.70.0050.00716.80
7.2.60.0050.00716.92
7.2.50.0060.00517.06
7.2.40.0040.00716.94
7.2.30.0070.00516.93
7.2.20.0030.01316.72
7.2.10.0060.00816.78
7.2.00.0080.00616.89
7.1.330.0060.00915.77
7.1.320.0050.00915.69
7.1.310.0050.00615.92
7.1.300.0060.00715.90
7.1.290.0070.00715.95
7.1.280.0030.01015.69
7.1.270.0070.00615.66
7.1.260.0070.00815.82
7.1.250.0030.00815.74
7.1.240.0000.01215.60
7.1.230.0070.00415.75
7.1.220.0040.00815.91
7.1.210.0030.00615.55
7.1.200.0040.00815.83
7.1.190.0100.00315.64
7.1.180.0100.00315.96
7.1.170.0040.00715.98
7.1.160.0040.00815.93
7.1.150.0000.00815.85
7.1.140.0060.00315.91
7.1.130.0070.00715.93
7.1.120.0030.01015.75
7.1.110.0040.01115.92
7.1.100.0040.00715.79
7.1.90.0090.00315.84
7.1.80.0040.01115.70
7.1.70.0050.00516.44
7.1.60.0070.01217.62
7.1.50.0100.00816.43
7.1.40.0100.00315.65
7.1.30.0040.00815.79
7.1.20.0000.01315.95
7.1.10.0100.01015.91
7.1.00.0030.02018.96
7.0.330.0050.00315.48
7.0.320.0060.00915.37
7.0.310.0100.00715.21
7.0.300.0000.01415.60
7.0.290.0040.00415.23
7.0.280.0030.01015.31
7.0.270.0030.00515.40
7.0.260.0060.00915.18
7.0.250.0070.00415.55
7.0.240.0000.01015.54
7.0.230.0110.00415.43
7.0.220.0000.01015.39
7.0.210.0060.00315.44
7.0.200.0060.00315.96
7.0.190.0030.01015.53
7.0.180.0090.00615.54
7.0.170.0070.00715.28
7.0.160.0080.00015.14
7.0.150.0030.00915.57
7.0.140.0020.04418.57
7.0.130.0030.00915.27
7.0.120.0030.01015.63
7.0.110.0070.00715.52
7.0.100.0070.01817.69
7.0.90.0050.02517.64
7.0.80.0050.03617.70
7.0.70.0050.04617.79
7.0.60.0090.03017.67
7.0.50.0080.02817.84
7.0.40.0070.02916.85
7.0.30.0080.03816.81
7.0.20.0090.04216.70
7.0.10.0060.02316.68
7.0.00.0070.03916.90
5.6.400.0120.00414.45
5.6.390.0120.00414.34
5.6.380.0040.01114.66
5.6.370.0040.01214.49
5.6.360.0040.00714.37
5.6.350.0100.00014.50
5.6.340.0030.01014.58
5.6.330.0130.00314.19
5.6.320.0060.00614.20
5.6.310.0040.00914.50
5.6.300.0030.01214.59
5.6.290.0120.00814.09
5.6.280.0070.04017.68
5.6.270.0070.01014.46
5.6.260.0030.00714.44
5.6.250.0100.02317.53
5.6.240.0050.02417.33
5.6.230.0060.04417.42
5.6.220.0070.03817.49
5.6.210.0150.03817.50
5.6.200.0050.02817.69
5.6.190.0120.04017.67
5.6.180.0050.03817.63
5.6.170.0050.04717.67
5.6.160.0080.04217.55
5.6.150.0050.02817.56
5.6.140.0080.03817.79
5.6.130.0030.04817.62
5.6.120.0080.04417.62
5.6.110.0090.02117.65
5.6.100.0020.04817.79
5.6.90.0080.04417.54
5.6.80.0030.04317.43
5.6.70.0070.03517.46
5.6.60.0070.04317.38
5.6.50.0090.03017.42
5.6.40.0100.02217.28
5.6.30.0090.03017.29
5.6.20.0050.03617.32
5.6.10.0100.04217.36
5.6.00.0030.04217.25
5.5.380.0110.02317.35
5.5.370.0030.03017.41
5.5.360.0080.03717.40
5.5.350.0070.03717.25
5.5.340.0080.03217.72
5.5.330.0100.04117.53
5.5.320.0050.03717.34
5.5.310.0050.03017.52
5.5.300.0050.04217.70
5.5.290.0100.03317.61
5.5.280.0050.03717.67
5.5.270.0050.02517.62
5.5.260.0020.04017.55
5.5.250.0080.04417.63
5.5.240.0070.03317.27
5.5.230.0050.03917.31
5.5.220.0050.04217.34
5.5.210.0080.03517.40
5.5.200.0040.03317.30
5.5.190.0050.02717.00
5.5.180.0100.03017.30
5.5.170.0100.00314.09
5.5.160.0080.03917.21
5.5.150.0060.02617.12
5.5.140.0020.03617.26
5.5.130.0070.03817.30
5.5.120.0070.02217.28
5.5.110.0050.03317.00
5.5.100.0050.03317.15
5.5.90.0020.02917.12
5.5.80.0060.02317.16
5.5.70.0060.03117.04
5.5.60.0120.03217.29
5.5.50.0080.01816.94
5.5.40.0010.02617.21
5.5.30.0020.03017.09
5.5.20.0050.02817.08
5.5.10.0060.02117.03
5.5.00.0020.03717.16
5.4.450.0050.03815.64
5.4.440.0050.04215.73
5.4.430.0080.02115.79
5.4.420.0000.04915.63
5.4.410.0090.03715.72
5.4.400.0070.03815.53
5.4.390.0030.03115.64
5.4.380.0070.03715.61
5.4.370.0080.02715.48
5.4.360.0030.02615.55
5.4.350.0100.02915.56
5.4.340.0030.04415.60
5.4.330.0050.00512.16
5.4.320.0030.02715.47
5.4.310.0040.02715.59
5.4.300.0080.02015.48
5.4.290.0030.02315.61
5.4.280.0040.03215.59
5.4.270.0030.02515.63
5.4.260.0030.02615.61
5.4.250.0030.03015.56
5.4.240.0030.02115.47
5.4.230.0050.02915.47
5.4.220.0070.02215.47
5.4.210.0080.02615.54
5.4.200.0060.01815.53
5.4.190.0070.03615.59
5.4.180.0040.02415.54
5.4.170.0000.03715.60
5.4.160.0100.03715.60
5.4.150.0080.04115.47
5.4.140.0080.02314.14
5.4.130.0060.02114.24
5.4.120.0020.02714.24
5.4.110.0030.03814.19
5.4.100.0050.03714.17
5.4.90.0030.04314.19
5.4.80.0100.03214.29
5.4.70.0070.02614.23
5.4.60.0030.03614.28
5.4.50.0090.02014.17
5.4.40.0030.04214.28
5.4.30.0050.03814.26
5.4.20.0070.02714.27
5.4.10.0050.04014.27
5.4.00.0090.02313.93
5.3.290.0000.03513.34
5.3.280.0030.03413.30
5.3.270.0050.03013.30
5.3.260.0090.03813.31
5.3.250.0060.02313.37
5.3.240.0050.03613.31
5.3.230.0040.02313.29
5.3.220.0070.02713.34
5.3.210.0060.03313.35
5.3.200.0030.02313.34
5.3.190.0070.02213.29
5.3.180.0020.04713.35
5.3.170.0070.03513.29
5.3.160.0030.02713.36
5.3.150.0020.03513.36
5.3.140.0080.02613.36
5.3.130.0070.02413.34
5.3.120.0040.02713.31
5.3.110.0030.03513.33
5.3.100.0050.03513.08
5.3.90.0050.03313.06
5.3.80.0020.03513.09
5.3.70.0030.02413.07
5.3.60.0050.03213.07
5.3.50.0070.02313.03
5.3.40.0060.03912.96
5.3.30.0020.02213.00
5.3.20.0120.03212.90
5.3.10.0060.02012.88
5.3.00.0020.02412.89
5.2.170.0030.05010.98
5.2.160.0070.05711.12
5.2.150.0000.03311.14
5.2.140.0000.06711.00
5.2.130.0000.05711.09
5.2.120.0030.03711.14
5.2.110.0030.05010.94
5.2.100.0000.06011.13
5.2.90.0000.04010.96
5.2.80.0030.05310.94
5.2.70.0000.05711.09
5.2.60.0070.05011.12
5.2.50.0030.04311.04
5.2.40.0100.02711.04
5.2.30.0000.04010.99
5.2.20.0000.03010.88
5.2.10.0000.03310.87
5.2.00.0030.03710.80
5.1.60.0030.02310.02
5.1.50.0100.03710.07
5.1.40.0030.0409.97
5.1.30.0030.05310.36
5.1.20.0130.03010.46
5.1.10.0000.03710.16
5.1.00.0070.03310.16
5.0.50.0100.0279.51
5.0.40.0030.0339.51
5.0.30.0070.0339.51
5.0.20.0030.0209.51
5.0.10.0000.0279.51
5.0.00.0100.0339.51
4.4.90.0030.0339.51
4.4.80.0000.0239.51
4.4.70.0030.0179.51
4.4.60.0000.0279.51
4.4.50.0030.0239.51
4.4.40.0030.0239.51
4.4.30.0100.0179.51
4.4.20.0030.0179.51
4.4.10.0100.0239.51
4.4.00.0030.0339.51
4.3.110.0070.0279.51
4.3.100.0030.0209.51
4.3.90.0030.0339.51
4.3.80.0030.0309.51
4.3.70.0070.0139.51
4.3.60.0070.0239.51
4.3.50.0030.0309.51
4.3.40.0000.0409.51
4.3.30.0030.0239.51
4.3.20.0000.0309.51
4.3.10.0000.0209.51
4.3.00.0030.0279.51

preferences:
34.72 ms | 401 KiB | 5 Q