3v4l.org

run code in 300+ PHP versions simultaneously
<?php $l = 'abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-'; for ($r=16,$x=0,$d=null;$x<$r;$x++) { $d .= substr($l,mt_rand(0,strlen($l)-1),1); } echo $d;

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)
7.4.10.0110.00314.82
7.4.00.0040.01114.79
7.3.130.0100.00714.79
7.3.120.0030.01614.68
7.3.110.0060.01314.77
7.3.100.0070.00715.16
7.3.90.0000.01014.79
7.3.80.0070.01014.80
7.3.70.0060.00614.98
7.3.60.0000.01314.64
7.3.50.0100.00314.86
7.3.40.0100.00714.91
7.3.30.0000.01114.64
7.3.20.0060.00916.62
7.3.10.0100.00716.84
7.3.00.0060.00916.55
7.2.260.0110.00415.18
7.2.250.0070.00715.06
7.2.240.0030.01314.97
7.2.230.0000.00815.22
7.2.220.0030.00915.00
7.2.210.0070.00715.10
7.2.200.0030.00615.01
7.2.190.0060.00614.71
7.2.180.0070.01015.16
7.2.170.0070.00714.89
7.2.160.0100.00715.04
7.2.150.0040.01216.88
7.2.140.0000.01616.65
7.2.130.0090.00616.93
7.2.120.0080.00616.85
7.2.110.0000.01717.06
7.2.100.0040.00816.96
7.2.90.0040.00717.04
7.2.80.0040.01117.00
7.2.70.0060.00616.96
7.2.60.0100.00716.95
7.2.50.0060.01016.73
7.2.40.0030.00717.02
7.2.30.0070.01116.75
7.2.20.0090.00916.92
7.2.10.0060.00916.73
7.2.00.0070.00818.18
7.1.330.0110.00415.77
7.1.320.0000.01016.08
7.1.310.0060.00615.71
7.1.300.0000.01515.81
7.1.290.0040.00915.60
7.1.280.0040.00815.62
7.1.270.0060.01215.60
7.1.260.0000.01015.73
7.1.250.0000.01215.75
7.1.240.0040.00415.61
7.1.230.0100.00715.96
7.1.220.0030.01215.76
7.1.210.0070.01015.97
7.1.200.0110.00415.88
7.1.190.0000.01215.84
7.1.180.0090.00615.75
7.1.170.0000.01215.74
7.1.160.0030.01015.82
7.1.150.0000.01715.91
7.1.140.0030.00916.00
7.1.130.0150.00015.96
7.1.120.0040.01116.01
7.1.110.0060.00615.82
7.1.100.0030.00915.74
7.1.90.0040.01215.75
7.1.80.0030.01015.55
7.1.70.0040.00516.45
7.1.60.0120.00717.82
7.1.50.0000.01316.51
7.1.40.0030.00716.00
7.1.30.0030.01015.85
7.1.20.0090.00615.86
7.1.10.0070.00715.60
7.1.00.0030.02119.03
7.0.330.0040.00715.55
7.0.320.0060.00615.56
7.0.310.0030.00915.41
7.0.300.0120.00015.26
7.0.290.0030.01115.56
7.0.280.0060.00615.47
7.0.270.0060.00615.52
7.0.260.0040.00415.63
7.0.250.0080.00015.62
7.0.240.0030.01015.52
7.0.230.0030.01015.14
7.0.220.0040.00715.64
7.0.210.0000.00915.61
7.0.200.0010.00916.07
7.0.190.0030.01015.59
7.0.180.0000.01515.24
7.0.170.0060.00615.41
7.0.160.0080.00415.44
7.0.150.0070.00715.47
7.0.140.0100.03718.67
7.0.130.0070.00715.35
7.0.120.0090.00315.55
7.0.110.0030.04018.64
7.0.100.0060.03218.51
7.0.90.0100.04318.61
7.0.80.0050.04518.63
7.0.70.0050.02418.74
7.0.60.0080.04318.42
7.0.50.0040.02818.58
7.0.40.0070.04416.66
7.0.30.0100.04016.51
7.0.20.0080.02516.74
7.0.10.0050.02816.54
7.0.00.0100.02516.50
5.6.400.0080.00514.70
5.6.390.0030.01014.65
5.6.380.0040.00714.19
5.6.370.0060.00314.32
5.6.360.0080.00014.04
5.6.350.0030.01214.33
5.6.340.0030.01014.70
5.6.330.0030.00714.62
5.6.320.0130.00013.96
5.6.310.0070.00714.63
5.6.300.0030.01014.20
5.6.290.0120.00614.48
5.6.280.0050.04317.59
5.6.270.0000.01814.69
5.6.260.0050.02917.51
5.6.250.0050.03017.56
5.6.240.0030.05017.59
5.6.230.0070.04517.54
5.6.220.0060.04517.48
5.6.210.0080.04817.39
5.6.200.0030.03617.42
5.6.190.0060.04517.40
5.6.180.0050.03017.46
5.6.170.0070.04217.36
5.6.160.0050.04517.59
5.6.150.0070.04317.39
5.6.140.0050.04817.36
5.6.130.0100.04217.46
5.6.120.0030.03017.33
5.6.110.0070.04717.36
5.6.100.0050.04617.64
5.6.90.0080.03917.39
5.6.80.0100.04217.05
5.6.70.0030.04717.07
5.6.60.0060.03717.12
5.6.50.0070.03317.25
5.6.40.0040.03817.22
5.6.30.0050.02717.14
5.6.20.0050.04417.13
5.6.10.0080.04017.20
5.6.00.0070.04317.15
5.5.380.0060.04316.14
5.5.370.0030.04716.07
5.5.360.0060.04115.97
5.5.350.0100.02715.73
5.5.340.0020.03216.01
5.5.330.0050.03016.34
5.5.320.0100.02716.28
5.5.310.0070.02216.34
5.5.300.0030.03116.13
5.5.290.0040.02116.15
5.5.280.0030.04416.22
5.5.270.0050.03716.03
5.5.260.0050.05316.20
5.5.250.0050.04216.08
5.5.240.0070.04515.77
5.5.230.0050.03815.84
5.5.220.0120.03715.64
5.5.210.0040.04315.92
5.5.200.0100.03615.91
5.5.190.0060.04315.86
5.5.180.0110.03715.86
5.5.170.0090.00614.39
5.5.160.0070.04115.77
5.5.150.0080.03215.63
5.5.140.0090.03715.70
5.5.130.0070.04315.57
5.5.120.0060.03115.82
5.5.110.0080.04015.89
5.5.100.0080.03515.55
5.5.90.0100.03315.56
5.5.80.0100.04015.70
5.5.70.0080.03915.80
5.5.60.0040.04415.77
5.5.50.0060.04115.66
5.5.40.0080.03315.92
5.5.30.0120.03215.80
5.5.20.0050.03915.89
5.5.10.0040.03615.76
5.5.00.0090.03615.66
5.4.450.0030.02915.25
5.4.440.0070.03615.28
5.4.430.0030.04315.28
5.4.420.0030.03715.32
5.4.410.0070.03315.20
5.4.400.0070.03714.88
5.4.390.0080.03314.95
5.4.380.0040.02815.10
5.4.370.0050.02615.04
5.4.360.0020.03815.05
5.4.350.0050.03615.11
5.4.340.0090.03315.19
5.4.330.0060.00011.10
5.4.320.0050.04214.90
5.4.310.0050.02015.01
5.4.300.0050.02615.06
5.4.290.0050.04115.01
5.4.280.0070.04015.01
5.4.270.0090.02214.93
5.4.260.0080.03614.99
5.4.250.0070.04415.09
5.4.240.0080.03715.00
5.4.230.0090.03614.99
5.4.220.0100.03515.07
5.4.210.0100.03715.16
5.4.200.0070.02314.85
5.4.190.0080.04115.07
5.4.180.0000.02915.04
5.4.170.0030.03915.04
5.4.160.0130.02715.04
5.4.150.0020.04414.89
5.4.140.0070.03513.63
5.4.130.0050.04213.68
5.4.120.0030.04213.77
5.4.110.0070.04013.74
5.4.100.0050.03913.91
5.4.90.0060.03513.64
5.4.80.0050.03813.70
5.4.70.0030.04213.76
5.4.60.0040.03713.69
5.4.50.0100.03013.71
5.4.40.0030.03913.74
5.4.30.0030.03913.65
5.4.20.0070.04013.77
5.4.10.0050.03913.63
5.4.00.0040.02713.46
5.3.290.0110.03612.56
5.3.280.0060.03912.48
5.3.270.0040.04012.58
5.3.260.0070.03912.59
5.3.250.0020.04612.42
5.3.240.0030.02812.45
5.3.230.0070.03512.45
5.3.220.0030.02612.50
5.3.210.0070.03812.45
5.3.200.0030.03712.42
5.3.190.0020.03412.43
5.3.180.0080.03712.49
5.3.170.0070.03812.48
5.3.160.0050.02312.59
5.3.150.0030.04012.62
5.3.140.0040.04312.49
5.3.130.0000.04612.37
5.3.120.0030.03312.48
5.3.110.0030.02312.42
5.3.100.0080.02812.24
5.3.90.0080.03912.06
5.3.80.0050.03312.14
5.3.70.0050.04112.18
5.3.60.0050.04212.12
5.3.50.0030.03612.17
5.3.40.0030.04312.07
5.3.30.0050.03812.09
5.3.20.0070.03611.96
5.3.10.0060.03611.82
5.3.00.0020.04411.86
5.2.170.0030.03711.88
5.2.160.0070.05711.88
5.2.150.0070.06311.88
5.2.140.0070.06311.88
5.2.130.0030.06711.88
5.2.120.0070.05011.88
5.2.110.0030.06311.88
5.2.100.0070.04011.88
5.2.90.0070.06011.88
5.2.80.0030.04711.88
5.2.70.0130.05711.88
5.2.60.0000.06311.88
5.2.50.0030.06311.88
5.2.40.0100.05711.88
5.2.30.0030.05311.88
5.2.20.0070.06311.88
5.2.10.0030.05711.88
5.2.00.0230.04311.88
5.1.60.0070.05011.88
5.1.50.0070.05011.88
5.1.40.0070.03311.88
5.1.30.0030.05711.88
5.1.20.0100.05311.88
5.1.10.0030.05311.88
5.1.00.0100.05011.88
5.0.50.0000.04711.88
5.0.40.0000.04311.88
5.0.30.0030.06311.88
5.0.20.0000.04011.88
5.0.10.0030.04311.88
5.0.00.0000.05711.88
4.4.90.0030.03311.88
4.4.80.0000.03311.88
4.4.70.0030.03311.88
4.4.60.0000.02311.88
4.4.50.0030.03311.88
4.4.40.0000.05711.88
4.4.30.0070.02711.88
4.4.20.0030.03311.88
4.4.10.0100.01711.88
4.4.00.0000.05311.88
4.3.110.0030.03711.88
4.3.100.0000.03711.88
4.3.90.0000.03011.88
4.3.80.0000.05011.88
4.3.70.0030.02711.88
4.3.60.0070.03011.88
4.3.50.0030.03311.88
4.3.40.0000.05011.88
4.3.30.0000.03311.88
4.3.20.0000.02711.88
4.3.10.0030.03311.88
4.3.00.0030.03011.88

preferences:
38.75 ms | 401 KiB | 5 Q