3v4l.org

run code in 300+ PHP versions simultaneously
<?php // palindrom function anagram($s1, $s2) { $l1 = strlen($s1); $l2 = strlen($s2); if($l1 != $l2) return false; return ($s1); // $w1 = array(); $w2 = array(); // for($a=0; $a<$l1; $a++) { if(array_key_exists($s1[$a], $w1)) { $w1[$s1[$a]] = $w1[$s1[$a]] + 1; print_r($s1[$a]); } else { $w1[$s1[$a]] = 1; } } print_r($w1); } print_r(anagram('test', 'test')); print_r(array('tesfsdf' => 'dasdsad'));

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)
8.3.60.0170.00318.26
8.3.50.0110.00821.90
8.3.40.0070.00718.67
8.3.30.0120.00318.96
8.3.20.0040.00420.34
8.3.10.0040.00423.61
8.3.00.0040.00420.61
8.2.180.0120.00316.63
8.2.170.0110.00422.96
8.2.160.0100.01021.95
8.2.150.0080.00024.18
8.2.140.0110.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00421.05
8.2.110.0030.00722.02
8.2.100.0080.00417.59
8.2.90.0030.00519.23
8.2.80.0080.00017.97
8.2.70.0000.00817.23
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0000.00818.22
8.2.30.0000.01017.92
8.2.20.0040.00417.58
8.2.10.0000.00819.43
8.2.00.0070.00017.62
8.1.280.0100.01025.92
8.1.270.0070.00022.05
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.83
8.1.230.0000.01119.19
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.54
8.1.180.0000.00818.10
8.1.170.0000.00818.52
8.1.160.0000.00821.94
8.1.150.0000.00818.49
8.1.140.0040.00417.45
8.1.130.0030.00317.86
8.1.120.0000.00717.39
8.1.110.0000.00717.43
8.1.100.0030.00617.46
8.1.90.0040.00417.44
8.1.80.0000.00717.49
8.1.70.0000.00717.34
8.1.60.0080.00017.60
8.1.50.0030.00517.51
8.1.40.0080.00017.48
8.1.30.0050.00317.51
8.1.20.0000.00717.59
8.1.10.0040.00417.40
8.1.00.0000.00817.45
8.0.300.0000.00818.77
8.0.290.0030.00317.05
8.0.280.0000.00718.34
8.0.270.0000.00717.11
8.0.260.0030.00316.80
8.0.250.0030.00316.89
8.0.240.0100.00016.80
8.0.230.0070.00016.93
8.0.220.0030.00316.82
8.0.210.0000.00716.74
8.0.200.0000.00616.90
8.0.190.0070.00016.91
8.0.180.0070.00016.82
8.0.170.0030.00616.86
8.0.160.0040.00416.88
8.0.150.0050.00316.74
8.0.140.0030.00516.69
8.0.130.0060.00013.24
8.0.120.0030.00516.69
8.0.110.0030.00616.74
8.0.100.0000.00716.85
8.0.90.0080.00016.77
8.0.80.0040.01316.80
8.0.70.0030.00316.75
8.0.60.0040.00416.72
8.0.50.0050.00316.82
8.0.30.0120.01017.07
8.0.20.0110.00817.40
8.0.10.0040.00316.86
8.0.00.0110.00916.85
7.4.330.0000.00515.20
7.4.320.0000.00616.66
7.4.300.0050.00216.62
7.4.290.0000.00716.61
7.4.280.0000.00716.51
7.4.270.0040.00416.58
7.4.260.0040.00416.57
7.4.250.0000.00816.61
7.4.240.0040.00416.64
7.4.230.0070.00016.50
7.4.220.0130.00316.52
7.4.210.0090.00916.48
7.4.200.0000.00716.50
7.4.190.0040.00416.59
7.4.160.0050.01116.58
7.4.150.0120.01217.40
7.4.140.0070.00917.86
7.4.130.0110.00816.57
7.4.120.0070.01016.46
7.4.110.0100.00716.63
7.4.100.0070.01016.54
7.4.90.0090.00916.48
7.4.80.0070.01016.56
7.4.70.0140.00416.69
7.4.60.0070.01016.49
7.4.50.0090.00016.40
7.4.40.0030.01222.77
7.4.30.0110.00516.62
7.4.00.0050.01315.15
7.3.330.0000.00613.35
7.3.320.0000.00613.30
7.3.310.0070.00016.27
7.3.300.0000.00716.41
7.3.290.0060.00916.41
7.3.280.0110.00816.33
7.3.270.0110.00717.40
7.3.260.0150.00616.56
7.3.250.0110.00816.46
7.3.240.0120.00616.55
7.3.230.0100.00716.67
7.3.210.0180.00316.68
7.3.200.0100.01019.39
7.3.190.0090.00616.52
7.3.180.0090.00616.29
7.3.170.0080.00816.27
7.3.160.0040.01116.67
7.3.120.0090.00814.77
7.3.110.0070.01114.92
7.3.100.0030.01314.82
7.3.90.0070.00714.51
7.3.80.0030.01414.60
7.3.70.0060.00614.54
7.3.60.0080.00314.77
7.3.50.0000.00914.80
7.3.40.0060.00914.66
7.3.30.0070.00414.84
7.3.20.0120.00016.40
7.3.10.0110.00316.62
7.3.00.0050.00816.61
7.2.330.0060.01216.70
7.2.320.0090.00916.68
7.2.310.0100.00716.37
7.2.300.0120.00416.63
7.2.290.0130.00416.34
7.2.250.0080.00815.09
7.2.240.0030.01615.16
7.2.230.0100.00715.17
7.2.220.0070.00714.95
7.2.210.0030.00615.15
7.2.200.0080.00415.02
7.2.190.0080.00414.71
7.2.180.0130.00315.00
7.2.170.0070.01015.11
7.2.130.0060.00616.81
7.2.120.0040.01116.75
7.2.110.0030.01216.71
7.2.100.0030.00716.89
7.2.90.0090.00616.69
7.2.80.0110.00716.87
7.2.70.0080.00417.00
7.2.60.0070.00716.91
7.2.50.0110.01516.94
7.2.40.0070.01416.92
7.2.30.0100.00516.78
7.2.20.0050.00516.65
7.2.10.0060.01216.61
7.2.00.0050.00818.20
7.1.330.0000.01415.86
7.1.320.0090.00015.58
7.1.310.0040.00415.79
7.1.300.0060.00615.36
7.1.290.0070.00715.73
7.1.280.0030.00715.62
7.1.270.0000.01115.64
7.1.260.0100.00315.42
7.1.250.0070.00715.70
7.1.100.0000.01217.95
7.1.70.0140.00017.13
7.1.60.0040.02119.32
7.1.50.0090.01216.64
7.1.00.0100.07022.37
7.0.200.0030.00916.41
7.0.140.0070.07021.98
7.0.100.0100.06320.00
7.0.90.0100.08019.89
7.0.80.0400.08020.06
7.0.70.0330.06019.92
7.0.60.0230.07319.98
7.0.50.0300.03720.41
7.0.40.0070.05720.18
7.0.30.0030.06720.18
7.0.20.0130.03320.18
7.0.10.0000.04719.99
7.0.00.0000.04720.14
5.6.280.0100.07021.04
5.6.250.0030.07720.54
5.6.240.0130.06320.62
5.6.230.0100.07720.63
5.6.220.0070.06720.74
5.6.210.0030.08720.67
5.6.200.0070.05021.13
5.6.190.0000.04721.03
5.6.180.0030.04321.01
5.6.170.0070.04721.18
5.6.160.0000.08321.08
5.6.150.0070.04021.12
5.6.140.0030.04321.18
5.6.130.0030.04321.03
5.6.120.0070.04021.05
5.6.110.0070.04021.09
5.6.100.0030.04321.00
5.6.90.0030.04721.05
5.6.80.0030.03720.45
5.6.70.0070.03720.33
5.6.60.0030.04020.43
5.6.50.0000.04320.42
5.6.40.0100.03720.50
5.6.30.0000.04320.30
5.6.20.0030.04020.53
5.6.10.0070.04320.39
5.6.00.0030.04020.30
5.5.380.0230.07020.47
5.5.370.0130.08020.57
5.5.360.0100.07720.37
5.5.350.0070.07720.43
5.5.340.0070.06720.88
5.5.330.0070.04320.89
5.5.320.0030.04020.83
5.5.310.0030.04020.80
5.5.300.0100.06320.83
5.5.290.0070.04020.80
5.5.280.0100.05020.89
5.5.270.0000.05020.88
5.5.260.0070.05320.83
5.5.250.0070.04320.70
5.5.240.0100.03720.29
5.5.230.0070.05020.21
5.5.220.0070.03720.18
5.5.210.0030.03720.31
5.5.200.0070.03720.25
5.5.190.0070.04020.18
5.5.180.0070.06320.18
5.5.160.0000.04019.99
5.5.150.0070.06720.08
5.5.140.0030.07020.27
5.5.130.0000.05020.15
5.5.120.0130.06720.15
5.5.110.0170.06320.07
5.5.100.0100.07720.17
5.5.90.0100.04720.02
5.5.80.0030.07020.15
5.5.70.0070.08020.00
5.5.60.0030.08320.10
5.5.50.0000.06320.03
5.5.40.0130.07019.93
5.5.30.0070.08020.14
5.5.20.0100.07720.16
5.5.10.0070.07720.09
5.5.00.0030.08020.11
5.4.450.0070.03719.18
5.4.440.0000.04319.41
5.4.430.0000.04319.22
5.4.420.0000.04319.50
5.4.410.0070.04719.40
5.4.400.0100.05018.95
5.4.390.0070.04019.14
5.4.380.0030.03719.14
5.4.370.0130.02719.16
5.4.360.0030.04019.21
5.4.350.0000.05719.19
5.4.340.0000.04319.13
5.4.320.0030.07719.04
5.4.310.0070.06319.21
5.4.300.0030.03719.04
5.4.290.0070.03719.03
5.4.280.0030.08019.09
5.4.270.0000.08018.89
5.4.260.0070.07019.18
5.4.250.0030.07318.84
5.4.240.0070.03318.90
5.4.230.0030.05019.04
5.4.220.0100.05319.18
5.4.210.0070.07719.20
5.4.200.0170.04019.20
5.4.190.0170.06319.15
5.4.180.0030.07319.12
5.4.170.0070.05319.15
5.4.160.0000.05319.21
5.4.150.0070.07019.14
5.4.140.0030.04716.41
5.4.130.0030.06716.34
5.4.120.0030.06716.36
5.4.110.0170.06016.36
5.4.100.0070.07316.43
5.4.90.0130.07016.29
5.4.80.0030.05316.33
5.4.70.0100.04316.42
5.4.60.0200.06316.40
5.4.50.0030.07716.41
5.4.40.0130.07016.43
5.4.30.0070.07016.48
5.4.20.0030.07716.39
5.4.10.0000.06016.48
5.4.00.0100.06715.71
5.3.290.0030.04314.64
5.3.280.0100.05714.63
5.3.270.0100.04714.74
5.3.260.0130.07014.67
5.3.250.0100.07314.70
5.3.240.0070.05314.58
5.3.230.0070.04314.57
5.3.220.0030.05714.62
5.3.210.0070.08014.64
5.3.200.0100.06014.64
5.3.190.0100.06714.54
5.3.180.0130.06714.50
5.3.170.0070.07314.67
5.3.160.0100.07014.54
5.3.150.0030.04714.62
5.3.140.0000.07714.56
5.3.130.0230.05314.67
5.3.120.0100.05714.66
5.3.110.0030.07714.60
5.3.100.0030.07713.98
5.3.90.0070.07014.04
5.3.80.0130.05013.95
5.3.70.0000.07313.96
5.3.60.0030.08013.89
5.3.50.0130.07014.01
5.3.40.0070.07313.93
5.3.30.0170.06314.02
5.3.20.0130.05313.61
5.3.10.0100.06013.79
5.3.00.0030.04313.73
5.2.170.0130.05311.16
5.2.160.0030.05311.28
5.2.150.0070.03711.13
5.2.140.0000.05711.24
5.2.130.0000.05711.15
5.2.120.0130.04310.96
5.2.110.0070.05711.15
5.2.100.0000.05011.00
5.2.90.0000.05711.16
5.2.80.0030.06310.95
5.2.70.0030.06311.16
5.2.60.0030.05011.11
5.2.50.0030.06311.12
5.2.40.0030.05311.03
5.2.30.0100.03310.83
5.2.20.0200.03311.07
5.2.10.0030.06010.89
5.2.00.0030.06310.72
5.1.60.0070.04710.08
5.1.50.0070.04010.05
5.1.40.0070.0509.86
5.1.30.0130.05010.35
5.1.20.0000.05010.41
5.1.10.0100.04710.14
5.1.00.0070.05010.06
5.0.50.0070.0308.85
5.0.40.0000.0508.85
5.0.30.0030.0378.85
5.0.20.0070.0378.85
5.0.10.0030.0278.85
5.0.00.0070.0278.85
4.4.90.0030.0378.85
4.4.80.0000.0378.85
4.4.70.0070.0308.85
4.4.60.0000.0338.85
4.4.50.0030.0308.85
4.4.40.0000.0408.85
4.4.30.0000.0208.85
4.4.20.0000.0378.85
4.4.10.0070.0178.85
4.4.00.0070.0508.85
4.3.110.0000.0378.85
4.3.100.0000.0338.85
4.3.90.0070.0308.85
4.3.80.0070.0278.85
4.3.70.0000.0178.85
4.3.60.0030.0308.85
4.3.50.0000.0378.85
4.3.40.0030.0408.85
4.3.30.0000.0378.85
4.3.20.0000.0378.85
4.3.10.0000.0338.85
4.3.00.0070.0278.85

preferences:
42.35 ms | 401 KiB | 5 Q