3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = uniqid(time()); function getNumber($val) { $let = range('a', 'z'); for ($i = 0; $i < count($let); $i++) { $let[$i] = ("'`" . $let[$i] . "`is'"); } $num = range(1, 26); $val = strtolower($val); var_dump($let);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)
7.3.120.0060.01214.98
7.3.110.0060.00914.68
7.3.100.0040.01114.90
7.3.90.0030.01014.68
7.3.80.0030.01014.79
7.3.70.0030.00814.83
7.3.60.0040.01114.65
7.3.50.0080.00614.89
7.3.40.0000.01414.90
7.3.30.0070.00714.70
7.3.20.0030.01416.27
7.3.10.0090.00616.77
7.3.00.0070.00716.62
7.2.240.0000.01314.81
7.2.230.0040.00815.36
7.2.220.0030.00914.99
7.2.210.0070.00715.38
7.2.200.0030.00915.21
7.2.190.0060.00915.23
7.2.180.0070.00715.06
7.2.170.0070.00715.22
7.2.160.0030.00914.90
7.2.150.0090.00417.06
7.2.140.0060.01116.89
7.2.130.0070.00717.12
7.2.120.0070.01117.00
7.2.110.0140.00017.01
7.2.100.0030.01016.70
7.2.90.0090.00617.01
7.2.80.0140.00017.13
7.2.70.0030.01017.05
7.2.60.0110.00717.00
7.2.50.0090.00616.67
7.2.40.0000.00916.93
7.2.30.0090.00617.06
7.2.20.0100.00716.99
7.2.10.0030.01017.02
7.2.00.0100.00717.04
7.1.330.0000.00915.78
7.1.320.0060.00315.97
7.1.310.0040.00816.00
7.1.300.0110.00415.80
7.1.290.0080.00415.65
7.1.280.0030.01315.81
7.1.270.0100.00315.69
7.1.260.0060.00915.81
7.1.250.0030.00715.54
7.1.70.0000.01116.93
7.1.60.0200.00719.40
7.1.50.0060.01516.99
7.1.00.0030.04722.51
7.0.200.0030.00616.88
7.0.140.0070.07022.00
7.0.100.0130.06319.97
7.0.90.0170.07719.93
7.0.80.0030.04719.93
7.0.70.0200.06320.02
7.0.60.0170.06319.97
7.0.50.0170.08020.30
7.0.40.0070.06720.09
7.0.30.0100.08020.11
7.0.20.0000.07720.18
7.0.10.0130.03720.17
7.0.00.0000.09020.08
5.6.280.0030.07321.15
5.6.250.0070.07720.63
5.6.240.0070.08720.50
5.6.230.0170.07020.72
5.6.220.0100.05320.73
5.6.210.0170.07020.66
5.6.200.0100.08321.05
5.6.190.0000.05021.04
5.6.180.0100.08021.04
5.6.170.0100.08320.93
5.6.160.0130.06720.96
5.6.150.0030.07021.02
5.6.140.0070.04321.13
5.6.130.0070.08321.10
5.6.120.0030.05021.05
5.6.110.0000.04721.09
5.6.100.0170.03321.01
5.6.90.0030.04321.12
5.6.80.0000.05320.39
5.6.70.0100.05320.43
5.6.60.0070.07720.38
5.6.50.0070.07020.39
5.6.40.0000.04020.36
5.6.30.0070.07720.47
5.6.20.0100.07020.38
5.6.10.0030.07720.42
5.6.00.0030.04020.40
5.5.380.0130.07720.50
5.5.370.0200.07320.34
5.5.360.0100.07320.41
5.5.350.0070.08320.46
5.5.340.0200.06020.89
5.5.330.0100.07720.91
5.5.320.0030.06720.93
5.5.310.0030.08720.82
5.5.300.0070.07720.83
5.5.290.0030.04320.80
5.5.280.0100.03720.80
5.5.270.0000.04720.87
5.5.260.0100.04320.86
5.5.250.0000.04320.54
5.5.240.0030.04020.30
5.5.230.0030.07320.30
5.5.220.0030.08020.14
5.5.210.0070.03320.24
5.5.200.0070.04020.07
5.5.190.0030.05320.23
5.5.180.0000.04320.14
5.5.160.0000.04320.17
5.5.150.0030.04020.24
5.5.140.0100.03320.11
5.5.130.0070.05720.26
5.5.120.0000.04320.15
5.5.110.0030.04320.11
5.5.100.0070.04320.02
5.5.90.0070.03720.11
5.5.80.0070.03719.95
5.5.70.0070.04720.05
5.5.60.0030.04020.04
5.5.50.0070.03320.16
5.5.40.0000.04320.08
5.5.30.0030.03320.15
5.5.20.0000.04320.11
5.5.10.0000.04720.00
5.5.00.0070.03720.04
5.4.450.0000.04319.27
5.4.440.0070.04019.25
5.4.430.0130.03719.17
5.4.420.0100.05019.32
5.4.410.0070.03719.43
5.4.400.0130.06318.91
5.4.390.0130.07019.04
5.4.380.0030.07719.18
5.4.370.0000.03719.13
5.4.360.0070.07319.23
5.4.350.0070.03319.18
5.4.340.0130.05319.13
5.4.320.0100.02719.05
5.4.310.0130.02719.09
5.4.300.0170.04719.04
5.4.290.0100.06719.02
5.4.280.0030.03718.94
5.4.270.0000.03719.12
5.4.260.0030.03719.12
5.4.250.0070.03319.02
5.4.240.0000.04018.88
5.4.230.0100.04318.84
5.4.220.0030.04019.20
5.4.210.0070.03319.12
5.4.200.0000.04019.16
5.4.190.0030.04019.08
5.4.180.0030.03319.08
5.4.170.0030.03319.11
5.4.160.0030.03718.86
5.4.150.0030.04319.03
5.4.140.0030.05716.20
5.4.130.0070.03016.32
5.4.120.0070.03316.19
5.4.110.0170.06016.46
5.4.100.0030.05716.44
5.4.90.0100.06716.49
5.4.80.0130.06316.34
5.4.70.0030.05016.35
5.4.60.0130.06716.44
5.4.50.0030.07716.48
5.4.40.0030.07016.53
5.4.30.0170.05716.41
5.4.20.0230.06016.46
5.4.10.0070.05016.47
5.4.00.0100.05315.87
5.3.290.0030.03714.63
5.3.280.0030.04014.53
5.3.270.0000.03714.61
5.3.260.0070.03314.62
5.3.250.0030.04714.75
5.3.240.0000.04014.63
5.3.230.0030.03714.66
5.3.220.0100.05014.52
5.3.210.0070.07314.70
5.3.200.0130.06714.52
5.3.190.0100.07014.52
5.3.180.0000.08014.62
5.3.170.0100.05014.49
5.3.160.0000.07714.66
5.3.150.0070.06014.52
5.3.140.0070.07314.57
5.3.130.0100.07014.53
5.3.120.0070.08014.53
5.3.110.0030.07714.66
5.3.100.0070.04014.13
5.3.90.0130.07014.02
5.3.80.0100.07014.02
5.3.70.0030.05014.14
5.3.60.0070.07314.02
5.3.50.0030.07713.97
5.3.40.0100.08313.88
5.3.30.0070.04713.97
5.3.20.0070.03013.62
5.3.10.0070.07013.54
5.3.00.0100.06013.70
5.2.170.0130.05311.17
5.2.160.0070.06311.14
5.2.150.0100.05311.01
5.2.140.0030.03011.14
5.2.130.0070.06011.13
5.2.120.0070.06011.22
5.2.110.0030.06011.16
5.2.100.0070.03011.02
5.2.90.0100.05711.17
5.2.80.0070.05311.23
5.2.70.0100.06011.12
5.2.60.0100.06011.11
5.2.50.0030.06311.05
5.2.40.0070.05310.88
5.2.30.0070.05310.87
5.2.20.0070.05710.88
5.2.10.0070.05710.92
5.2.00.0000.04010.64
5.1.60.0070.0379.99
5.1.50.0030.0579.86
5.1.40.0030.05710.07
5.1.30.0070.04710.36
5.1.20.0030.06310.41
5.1.10.0030.0609.91
5.1.00.0030.05010.07
5.0.50.0030.0508.61
5.0.40.0070.0308.48
5.0.30.0030.0638.29
5.0.20.0000.0338.29
5.0.10.0100.0338.04
5.0.00.0000.0708.25
4.4.90.0030.0377.03
4.4.80.0030.0337.03
4.4.70.0070.0337.03
4.4.60.0030.0307.03
4.4.50.0030.0337.03
4.4.40.0030.0407.03
4.4.30.0000.0337.03
4.4.20.0000.0377.03
4.4.10.0000.0237.03
4.4.00.0000.0607.03
4.3.110.0070.0337.03
4.3.100.0070.0277.03
4.3.90.0000.0377.03
4.3.80.0000.0537.03
4.3.70.0070.0277.03
4.3.60.0000.0377.03
4.3.50.0030.0377.03
4.3.40.0030.0537.03
4.3.30.0070.0277.03
4.3.20.0000.0377.03
4.3.10.0000.0377.03
4.3.00.0000.0377.03

preferences:
34 ms | 401 KiB | 5 Q