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; else $w1[$s1[$a]] = 1; } print_r($w1); } print_r(anagram('test', 'test'));

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)
8.3.60.0000.01516.63
8.3.50.0110.00617.21
8.3.40.0040.01118.46
8.3.30.0110.00418.73
8.3.20.0160.00318.39
8.3.10.0080.00820.59
8.3.00.0030.00617.50
8.2.180.0110.00618.06
8.2.170.0160.00322.96
8.2.160.0070.00720.35
8.2.150.0100.00024.18
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0140.00319.58
8.2.110.0060.00320.89
8.2.100.0120.00017.84
8.2.90.0030.00719.22
8.2.80.0000.00917.92
8.2.70.0000.00817.38
8.2.60.0080.00017.91
8.2.50.0040.00418.07
8.2.40.0070.00017.93
8.2.30.0000.00718.05
8.2.20.0020.00517.47
8.2.10.0040.00417.49
8.2.00.0040.00417.60
8.1.280.0120.00325.92
8.1.270.0000.00824.66
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0100.00022.47
8.1.230.0040.00721.04
8.1.220.0060.00317.74
8.1.210.0040.00418.91
8.1.200.0060.00317.23
8.1.190.0040.00417.39
8.1.180.0080.00018.10
8.1.170.0040.00420.41
8.1.160.0040.00418.73
8.1.150.0000.00718.64
8.1.140.0000.00917.36
8.1.130.0030.00317.88
8.1.120.0000.00717.32
8.1.110.0000.00817.48
8.1.100.0000.00717.52
8.1.90.0050.00317.36
8.1.80.0030.00317.37
8.1.70.0070.00017.39
8.1.60.0040.00417.62
8.1.50.0030.00517.46
8.1.40.0030.00517.41
8.1.30.0000.00717.57
8.1.20.0040.00417.70
8.1.10.0000.00717.55
8.1.00.0000.00817.34
8.0.300.0030.00319.94
8.0.290.0050.00216.63
8.0.280.0000.00718.39
8.0.270.0000.00717.07
8.0.260.0000.00716.67
8.0.250.0040.00416.94
8.0.240.0000.00916.80
8.0.230.0030.00316.78
8.0.220.0000.00716.79
8.0.210.0040.00416.84
8.0.200.0000.00616.90
8.0.190.0050.00316.77
8.0.180.0000.00716.84
8.0.170.0030.00516.85
8.0.160.0030.00316.76
8.0.150.0000.00816.65
8.0.140.0080.00316.80
8.0.130.0000.00613.26
8.0.120.0040.00416.71
8.0.110.0040.00416.79
8.0.100.0070.00016.77
8.0.90.0050.00216.62
8.0.80.0100.00716.81
8.0.70.0070.00016.73
8.0.60.0000.00716.63
8.0.50.0000.00816.84
8.0.30.0090.01017.13
8.0.20.0140.01116.96
8.0.10.0000.00816.95
8.0.00.0050.01216.72
7.4.330.0000.00612.96
7.4.320.0060.00016.61
7.4.300.0030.00316.64
7.4.290.0030.00516.53
7.4.280.0000.00816.43
7.4.270.0030.00316.56
7.4.260.0000.00513.29
7.4.250.0060.00316.47
7.4.240.0000.00716.50
7.4.230.0060.00016.69
7.4.220.0110.00716.59
7.4.210.0070.00916.55
7.4.200.0000.00816.41
7.4.190.0030.00516.53
7.4.160.0030.01616.61
7.4.150.0140.00316.54
7.4.140.0080.01316.50
7.4.130.0030.01316.60
7.4.120.0130.01016.46
7.4.110.0060.01216.54
7.4.100.0070.01016.52
7.4.90.0100.01416.40
7.4.80.0060.01016.55
7.4.70.0110.00616.51
7.4.60.0070.01016.49
7.4.50.0000.00816.60
7.4.40.0100.00316.30
7.4.30.0160.00616.50
7.4.00.0100.00314.54
7.3.330.0060.00013.20
7.3.320.0030.00313.17
7.3.310.0000.00716.44
7.3.300.0080.00016.39
7.3.290.0000.01416.34
7.3.280.0110.00716.40
7.3.270.0140.00316.57
7.3.260.0140.00416.44
7.3.250.0110.01016.50
7.3.240.0000.01716.54
7.3.230.0210.00316.31
7.3.210.0100.00716.39
7.3.200.0110.00619.39
7.3.190.0190.00016.66
7.3.180.0100.00516.68
7.3.170.0120.00316.43
7.3.160.0030.01316.34
7.3.120.0120.00315.09
7.2.330.0070.01316.65
7.2.320.0110.01116.71
7.2.310.0100.01316.64
7.2.300.0090.00816.51
7.2.290.0000.01616.32
7.2.00.0100.00719.00
7.1.100.0080.00818.03
7.1.70.0090.00417.06
7.1.60.0140.01019.40
7.1.50.0070.00716.79
7.1.00.0130.06722.37
7.0.200.0080.00316.63
7.0.140.0000.07722.07
7.0.120.0000.07322.03
7.0.60.0170.04319.97
7.0.50.0070.04717.84
7.0.40.0100.08020.11
7.0.30.0300.07720.16
7.0.20.0100.04720.20
7.0.10.0070.08720.26
7.0.00.0070.08720.19
5.6.280.0070.06720.89
5.6.210.0100.07020.66
5.6.200.0070.06718.16
5.6.190.0070.04020.46
5.6.180.0270.08020.77
5.6.170.0270.07320.50
5.6.160.0070.08320.45
5.6.150.0070.08318.12
5.6.140.0100.07018.17
5.6.130.0070.08318.26
5.6.120.0070.05021.12
5.6.110.0070.05020.98
5.6.100.0200.05321.08
5.6.90.0330.05020.94
5.6.80.0030.08020.38
5.5.350.0270.06720.34
5.5.340.0070.07717.96
5.5.330.0100.08720.47
5.5.320.0200.08320.34
5.5.310.0300.07720.20
5.5.300.0130.08018.03
5.5.290.0130.06718.03
5.5.280.0130.07720.90
5.5.270.0030.06020.79
5.5.260.0070.03720.68
5.5.250.0070.03720.78
5.5.240.0100.07320.36
5.4.450.0000.04719.48
5.4.440.0030.03719.20
5.4.430.0070.04319.47
5.4.420.0030.04319.46
5.4.410.0070.03319.35
5.4.400.0070.08318.88
5.4.390.0030.07719.00
5.4.380.0000.08019.14
5.4.370.0100.06018.98
5.4.360.0130.04319.00
5.4.350.0070.06319.25
5.4.340.0170.06318.97
5.4.320.0200.03718.84
5.4.310.0130.05019.09
5.4.300.0130.05319.15
5.4.290.0070.07719.14
5.4.280.0100.06719.15
5.4.270.0170.04718.87
5.4.260.0070.05019.11
5.4.250.0130.03719.07
5.4.240.0100.05719.23
5.4.230.0000.08719.23
5.4.220.0070.04018.97
5.4.210.0070.03719.14
5.4.200.0070.04718.91
5.4.190.0100.07319.18
5.4.180.0070.07319.10
5.4.170.0070.07319.19
5.4.160.0100.07719.19
5.4.150.0170.06018.84
5.4.140.0070.04716.30
5.4.130.0000.05716.30
5.4.120.0130.03316.27
5.4.110.0000.08016.67
5.4.100.0130.05716.30
5.4.90.0030.04016.44
5.4.80.0030.04016.28
5.4.70.0130.04016.47
5.4.60.0100.06716.40
5.4.50.0070.05316.39
5.4.40.0000.07316.41
5.4.30.0100.05716.40
5.4.20.0030.07316.27
5.4.10.0070.07316.27
5.4.00.0070.06015.84
5.3.290.0030.08314.58
5.3.280.0200.06314.51
5.3.270.0000.07014.68
5.3.260.0030.05014.60
5.3.250.0030.08014.54
5.3.240.0070.04014.61
5.3.230.0100.03714.77
5.3.220.0100.07014.63
5.3.210.0030.04314.49
5.3.200.0070.06714.58
5.3.190.0170.06014.72
5.3.180.0070.07014.48
5.3.170.0070.06014.59
5.3.160.0000.04314.57
5.3.150.0100.06714.72
5.3.140.0030.08014.55
5.3.130.0000.06014.60
5.3.120.0030.04314.60
5.3.110.0070.06714.54
5.3.100.0070.04014.04
5.3.90.0030.03714.02
5.3.80.0030.04314.07
5.3.70.0030.04313.94
5.3.60.0000.04014.02
5.3.50.0000.08314.01
5.3.40.0070.07713.96
5.3.30.0070.07013.90
5.3.20.0130.05013.76
5.3.10.0100.06713.81
5.3.00.0170.06313.64
5.2.170.0030.04311.30
5.2.160.0100.06011.20
5.2.150.0100.04311.09
5.2.140.0000.04311.20
5.2.130.0000.03711.13
5.2.120.0030.04711.10
5.2.110.0070.04311.07
5.2.100.0130.04311.18
5.2.90.0030.06011.14
5.2.80.0100.04311.14
5.2.70.0070.05011.14
5.2.60.0070.06310.98
5.2.50.0070.06011.16
5.2.40.0030.04710.89
5.2.30.0030.06011.02
5.2.20.0130.05311.03
5.2.10.0070.04310.86
5.2.00.0070.05710.63
5.1.60.0070.04010.02
5.1.50.0000.04710.02
5.1.40.0030.0439.97
5.1.30.0030.05010.26
5.1.20.0070.04710.39
5.1.10.0100.05010.12
5.1.00.0030.0479.98
5.0.50.0030.0438.52
5.0.40.0000.0338.39
5.0.30.0030.0508.30
5.0.20.0070.0438.20
5.0.10.0030.0408.15
5.0.00.0000.0638.23
4.4.90.0030.0338.06
4.4.80.0000.0378.06
4.4.70.0070.0338.06
4.4.60.0000.0408.06
4.4.50.0030.0308.06
4.4.40.0030.0508.06
4.4.30.0000.0378.06
4.4.20.0000.0378.06
4.4.10.0030.0338.06
4.4.00.0000.0578.06
4.3.110.0030.0338.06
4.3.100.0030.0338.06
4.3.90.0030.0338.06
4.3.80.0000.0508.06
4.3.70.0000.0408.06
4.3.60.0070.0308.06
4.3.50.0000.0278.06
4.3.40.0000.0478.06
4.3.30.0000.0378.06
4.3.20.0000.0378.06
4.3.10.0000.0408.06
4.3.00.0000.0308.06

preferences:
38.17 ms | 401 KiB | 5 Q