3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = uniqid(time()); function getNumber($val) { $lets = array(); foreach (range('a', 'z') as $let) { $lets[] = ("'`" . $let . "`is'"); } $num = range(1, 26); $val = strtolower($val); var_dump($num); //var_dump($lets); var_dump($val); die(); $ret = preg_replace($let, $num, $val); $ret = substr(0, 10, $ret); return $ret; } $b = getNumber($a); echo "<pre>"; var_dump($b);

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)
7.4.10.0070.01114.95
7.4.00.0040.01415.16
7.3.130.0100.00714.96
7.3.120.0070.01014.95
7.3.110.0190.00014.92
7.3.100.0040.01414.91
7.3.90.0030.01214.84
7.3.80.0040.01114.99
7.3.70.0120.00314.70
7.3.60.0040.01214.95
7.3.50.0090.00314.79
7.3.40.0080.00814.93
7.3.30.0030.00914.75
7.3.20.0030.01316.75
7.3.10.0100.00716.39
7.3.00.0040.00716.77
7.2.260.0090.00915.02
7.2.250.0070.01014.80
7.2.240.0030.01014.82
7.2.230.0000.01515.25
7.2.220.0040.01115.15
7.2.210.0000.01015.21
7.2.200.0000.00914.85
7.2.190.0060.00614.89
7.2.180.0060.00915.04
7.2.170.0070.01115.07
7.2.160.0100.00614.99
7.2.150.0100.00716.99
7.2.140.0080.00816.99
7.2.130.0100.00317.07
7.2.120.0000.01416.96
7.2.110.0040.01417.02
7.2.100.0000.01316.92
7.2.90.0140.00316.93
7.2.80.0000.01316.79
7.2.70.0100.00717.04
7.2.60.0030.01016.98
7.2.50.0070.00716.79
7.2.40.0030.01017.09
7.2.30.0030.00616.97
7.2.20.0080.00817.02
7.2.10.0000.01216.92
7.2.00.0060.00918.11
7.1.330.0000.01315.95
7.1.320.0060.00615.63
7.1.310.0000.01415.81
7.1.300.0030.00915.55
7.1.290.0090.00615.75
7.1.280.0040.01115.77
7.1.270.0100.00015.84
7.1.260.0060.00615.85
7.1.250.0000.01315.43
7.1.240.0090.00915.79
7.1.230.0040.01115.79
7.1.220.0040.00815.93
7.1.210.0000.01015.50
7.1.200.0060.00915.77
7.1.190.0030.00715.73
7.1.180.0060.00615.64
7.1.170.0060.00615.85
7.1.160.0100.00715.80
7.1.150.0070.00715.68
7.1.140.0100.00315.87
7.1.130.0070.00415.74
7.1.120.0000.00915.84
7.1.110.0030.01015.70
7.1.100.0070.00715.88
7.1.90.0030.01015.50
7.1.80.0000.01415.61
7.1.70.0020.00616.46
7.1.60.0060.00616.38
7.1.50.0040.01016.35
7.1.40.0060.00915.75
7.1.30.0030.01015.78
7.1.20.0090.00615.70
7.1.10.0030.01315.54
7.1.00.0080.03819.07
7.0.330.0030.01315.48
7.0.320.0080.00615.16
7.0.310.0040.01115.53
7.0.300.0040.00415.13
7.0.290.0070.00715.32
7.0.280.0000.01415.20
7.0.270.0080.00315.39
7.0.260.0100.00315.43
7.0.250.0030.01015.47
7.0.240.0000.01115.45
7.0.230.0070.00315.48
7.0.220.0040.00815.55
7.0.210.0000.00915.34
7.0.200.0080.00516.07
7.0.190.0040.00715.45
7.0.180.0000.01415.54
7.0.170.0060.00615.63
7.0.160.0070.00715.49
7.0.150.0060.01015.56
7.0.140.0030.04218.84
7.0.130.0080.00615.27
7.0.120.0040.01115.61
7.0.110.0040.01115.33
7.0.100.0070.04517.78
7.0.90.0130.03317.72
7.0.80.0090.03917.72
7.0.70.0310.03917.66
7.0.60.0230.03917.57
7.0.50.0240.04017.92
7.0.40.0100.03516.81
7.0.30.0030.04716.83
7.0.20.0070.02816.73
7.0.10.0070.04516.84
7.0.00.0030.04616.67
5.6.400.0060.01214.68
5.6.390.0030.00614.51
5.6.380.0100.00314.47
5.6.370.0090.00614.49
5.6.360.0040.01114.29
5.6.350.0060.00914.24
5.6.340.0060.00914.40
5.6.330.0060.00914.05
5.6.320.0030.01014.41
5.6.310.0060.00614.60
5.6.300.0140.00314.58
5.6.290.0100.00314.72
5.6.280.0070.03917.60
5.6.270.0000.01014.57
5.6.260.0110.00414.72
5.6.250.0100.04317.56
5.6.240.0060.02717.48
5.6.230.0100.04117.62
5.6.220.0020.05017.59
5.6.210.0070.04417.42
5.6.200.0020.04217.79
5.6.190.0090.03917.83
5.6.180.0130.04017.87
5.6.170.0030.04617.55
5.6.160.0130.03317.68
5.6.150.0100.03817.77
5.6.140.0080.03817.64
5.6.130.0120.03517.60
5.6.120.0050.04717.64
5.6.110.0080.04317.74
5.6.100.0100.04217.76
5.6.90.0050.04717.74
5.6.80.0100.02417.47
5.6.70.0080.03317.50
5.6.60.0090.04117.40
5.6.50.0080.02617.29
5.6.40.0080.02517.35
5.6.30.0100.03017.42
5.6.20.0100.03817.33
5.6.10.0050.03217.37
5.6.00.0070.03917.38
5.5.380.0050.04517.43
5.5.370.0100.03917.45
5.5.360.0070.03017.47
5.5.350.0060.04617.27
5.5.340.0100.03917.58
5.5.330.0090.03917.57
5.5.320.0090.03917.55
5.5.310.0080.04317.66
5.5.300.0030.04717.70
5.5.290.0080.04517.67
5.5.280.0030.05117.55
5.5.270.0050.05017.57
5.5.260.0050.04717.38
5.5.250.0030.04517.46
5.5.240.0070.04417.07
5.5.230.0030.04717.31
5.5.220.0020.03917.30
5.5.210.0090.03517.22
5.5.200.0090.04517.29
5.5.190.0120.02517.10
5.5.180.0090.03917.20
5.5.170.0100.00714.07
5.5.160.0080.03917.40
5.5.150.0090.03917.27
5.5.140.0120.04117.29
5.5.130.0090.03817.36
5.5.120.0080.04517.13
5.5.110.0080.04417.21
5.5.100.0070.04217.21
5.5.90.0060.04417.01
5.5.80.0060.04217.31
5.5.70.0100.04017.31
5.5.60.0090.04317.16
5.5.50.0080.04217.22
5.5.40.0090.03917.04
5.5.30.0100.04117.19
5.5.20.0050.04517.15
5.5.10.0170.03517.22
5.5.00.0050.02517.21
5.4.450.0050.04215.83
5.4.440.0070.04015.75
5.4.430.0070.04015.83
5.4.420.0100.03815.89
5.4.410.0030.02815.86
5.4.400.0070.04015.58
5.4.390.0030.04515.73
5.4.380.0000.03115.58
5.4.370.0080.03815.62
5.4.360.0090.04215.76
5.4.350.0080.03315.67
5.4.340.0060.04015.76
5.4.330.0060.00612.29
5.4.320.0080.04015.62
5.4.310.0030.04415.57
5.4.300.0070.03515.59
5.4.290.0100.04015.71
5.4.280.0100.04015.72
5.4.270.0070.04015.76
5.4.260.0030.04515.70
5.4.250.0000.04815.65
5.4.240.0090.03715.56
5.4.230.0080.02815.70
5.4.220.0110.03515.67
5.4.210.0060.04315.66
5.4.200.0080.03715.70
5.4.190.0030.04015.76
5.4.180.0040.04615.73
5.4.170.0050.03715.61
5.4.160.0030.02615.70
5.4.150.0040.02115.56
5.4.140.0030.02014.39
5.4.130.0060.01814.35
5.4.120.0050.01814.36
5.4.110.0050.01714.38
5.4.100.0030.02014.39
5.4.90.0040.01914.40
5.4.80.0050.03114.35
5.4.70.0060.02314.33
5.4.60.0050.03514.35
5.4.50.0000.02314.33
5.4.40.0030.02114.34
5.4.30.0030.02114.37
5.4.20.0030.02314.32
5.4.10.0080.01514.35
5.4.00.0080.01714.04
5.3.290.0060.05013.49
5.3.280.0050.04013.44
5.3.270.0060.03613.48
5.3.260.0040.03013.48
5.3.250.0030.02813.44
5.3.240.0030.02513.52
5.3.230.0080.02613.42
5.3.220.0020.02213.46
5.3.210.0030.02913.49
5.3.200.0070.02213.46
5.3.190.0050.02213.46
5.3.180.0050.02713.42
5.3.170.0010.02613.41
5.3.160.0070.02213.39
5.3.150.0050.01713.46
5.3.140.0050.02213.47
5.3.130.0000.02513.39
5.3.120.0000.02613.38
5.3.110.0010.02313.40
5.3.100.0020.04213.22
5.3.90.0020.02413.16
5.3.80.0080.02213.18
5.3.70.0050.02013.17
5.3.60.0050.02513.17
5.3.50.0050.02113.19
5.3.40.0040.02013.11
5.3.30.0050.01713.11
5.3.20.0030.02212.99
5.3.10.0070.02212.97
5.3.00.0080.01813.03
5.2.170.0000.03311.05
5.2.160.0000.03711.17
5.2.150.0070.02711.07
5.2.140.0070.04711.13
5.2.130.0030.03011.12
5.2.120.0000.03011.12
5.2.110.0000.03011.11
5.2.100.0000.03011.11
5.2.90.0000.03011.14
5.2.80.0070.02711.03
5.2.70.0030.02711.00
5.2.60.0000.03311.10
5.2.50.0130.03311.09
5.2.40.0070.04311.13
5.2.30.0000.03310.84
5.2.20.0030.04011.05
5.2.10.0030.06010.92
5.2.00.0100.05710.86
5.1.60.0000.05710.30
5.1.50.0000.05710.30
5.1.40.0130.04310.30
5.1.30.0070.06010.40
5.1.20.0000.06310.30
5.1.10.0070.03710.30
5.1.00.0070.05310.30
5.0.50.0030.04310.30
5.0.40.0030.04310.30
5.0.30.0030.07010.30
5.0.20.0000.04710.30
5.0.10.0000.05010.30
5.0.00.0030.06010.30
4.4.90.0000.01710.30
4.4.80.0030.03310.30
4.4.70.0000.02010.30
4.4.60.0030.03710.30
4.4.50.0000.02710.30
4.4.40.0070.05010.30
4.4.30.0030.04010.30
4.4.20.0000.03710.30
4.4.10.0030.03710.30
4.4.00.0000.05310.30
4.3.110.0070.03310.30
4.3.100.0030.03310.30
4.3.90.0070.03310.30
4.3.80.0000.05710.30
4.3.70.0070.02710.30
4.3.60.0070.03310.30
4.3.50.0030.03710.30
4.3.40.0000.05310.30
4.3.30.0070.03010.30
4.3.20.0070.03310.30
4.3.10.0030.03310.30
4.3.00.0000.02010.30

preferences:
39.76 ms | 401 KiB | 5 Q