3v4l.org

run code in 300+ PHP versions simultaneously
<?php function duplicate_encode($word){ $final = ""; foreach (str_split($word) as $char) { if (strpos($word,$char) !== strrpos($word,$char)) { $final .= ')'; } else { $final .= '('; } } return $final; } echo duplicate_encode("din");

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)
8.5.10.0120.00616.72
8.5.00.0120.00919.94
8.4.150.0030.00014.05
8.4.140.0110.01317.40
8.4.130.0100.01018.66
8.4.120.0100.01119.39
8.4.110.0100.01022.50
8.4.100.0100.01017.68
8.4.90.0140.00620.67
8.4.80.0130.00618.65
8.4.70.0100.00320.65
8.4.60.0110.00824.00
8.4.50.0100.00520.49
8.4.40.0060.01317.84
8.4.30.0150.00419.54
8.4.20.0130.00719.41
8.4.10.0070.00719.51
8.3.280.0120.00818.54
8.3.270.0110.00816.81
8.3.260.0130.00816.80
8.3.250.0130.00616.56
8.3.240.0050.00416.54
8.3.230.0140.00516.71
8.3.220.0080.00619.04
8.3.210.0070.00916.57
8.3.200.0050.00416.57
8.3.190.0100.00917.21
8.3.180.0090.01116.49
8.3.170.0130.00618.51
8.3.160.0100.01018.57
8.3.150.0120.00617.17
8.3.140.0000.00816.66
8.3.130.0040.00418.61
8.3.120.0060.00319.02
8.3.110.0030.00720.94
8.3.100.0000.00916.75
8.3.90.0040.00418.38
8.3.80.0030.00617.97
8.3.70.0130.00316.75
8.3.60.0100.01016.63
8.3.50.0100.00817.30
8.3.40.0140.00318.64
8.3.30.0060.00818.76
8.3.20.0050.00221.95
8.3.10.0000.00821.85
8.3.00.0060.00319.63
8.2.290.0100.00916.51
8.2.280.0050.00318.32
8.2.270.0120.00616.43
8.2.260.0150.00418.61
8.2.250.0040.00416.58
8.2.240.0090.00017.25
8.2.230.0030.00622.58
8.2.220.0090.00024.06
8.2.210.0040.00426.77
8.2.200.0110.00017.98
8.2.190.0110.00416.58
8.2.180.0070.01418.16
8.2.170.0070.00722.96
8.2.160.0100.00719.20
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0000.00720.43
8.2.120.0050.00326.35
8.2.110.0090.00022.12
8.2.100.0080.00418.03
8.2.90.0000.00819.21
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0080.00017.80
8.2.50.0000.00818.10
8.2.40.0030.00620.48
8.2.30.0030.00619.38
8.2.20.0040.00418.00
8.2.10.0060.00317.94
8.2.00.0030.00318.06
8.1.330.0110.00816.15
8.1.320.0090.00715.84
8.1.310.0030.00616.76
8.1.300.0060.00316.18
8.1.290.0030.00718.88
8.1.280.0100.00725.92
8.1.270.0080.00020.74
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0060.00324.02
8.1.230.0110.00017.63
8.1.220.0050.00317.76
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0050.00317.36
8.1.180.0040.00418.10
8.1.170.0030.00618.55
8.1.160.0040.00418.75
8.1.150.0000.00718.89
8.1.140.0070.00019.60
8.1.130.0000.00818.83
8.1.120.0040.00417.50
8.1.110.0060.00317.43
8.1.100.0000.00717.51
8.1.90.0070.00017.38
8.1.80.0000.00717.47
8.1.70.0070.00017.41
8.1.60.0060.00317.57
8.1.50.0000.00817.44
8.1.40.0070.00017.49
8.1.30.0030.00617.58
8.1.20.0000.00717.64
8.1.10.0000.00717.54
8.1.00.0040.00417.52
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0030.00516.76
8.0.260.0080.00017.30
8.0.250.0000.00716.93
8.0.240.0030.00617.01
8.0.230.0000.00716.98
8.0.220.0000.00716.71
8.0.210.0000.00716.86
8.0.200.0030.00316.97
8.0.190.0090.00016.94
8.0.180.0080.00016.75
8.0.170.0040.00416.84
8.0.160.0070.00016.88
8.0.150.0070.00016.90
8.0.140.0070.00016.87
8.0.130.0000.00713.40
8.0.120.0000.00716.85
8.0.110.0030.00316.85
8.0.100.0070.00016.94
8.0.90.0000.00717.02
8.0.80.0080.00816.92
8.0.70.0080.00017.01
8.0.60.0040.00417.01
8.0.50.0000.00716.93
8.0.30.0120.00617.06
8.0.20.0120.00717.40
8.0.10.0050.00317.02
8.0.00.0170.00616.91
7.4.330.0040.00315.55
7.4.320.0000.00616.42
7.4.300.0060.00016.63
7.4.290.0030.00316.40
7.4.280.0000.00716.59
7.4.270.0030.00316.63
7.4.260.0030.00716.48
7.4.250.0000.00716.46
7.4.240.0050.00216.60
7.4.230.0000.00716.65
7.4.220.0140.00416.63
7.4.210.0110.00316.58
7.4.200.0030.00316.61
7.4.160.0060.00916.47
7.4.150.0100.01017.40
7.4.140.0110.00717.86
7.4.130.0120.00616.47
7.4.120.0100.01416.52
7.4.110.0030.01216.52
7.4.100.0070.01316.55
7.4.90.0100.00716.31
7.4.80.0100.01419.39
7.4.70.0130.00316.31
7.4.60.0030.01216.51
7.4.50.0060.00616.59
7.4.40.0170.00316.38
7.4.30.0150.00316.38
7.4.10.0070.01116.69
7.4.00.0070.00915.60
7.3.330.0050.00213.22
7.3.320.0030.00313.06
7.3.310.0000.00716.34
7.3.300.0040.00416.24
7.3.290.0050.01116.23
7.3.280.0080.00816.22
7.3.270.0110.00617.40
7.3.260.0150.00316.42
7.3.250.0120.00616.37
7.3.240.0110.00616.46
7.3.230.0100.00716.25
7.3.210.0130.00316.38
7.3.200.0140.00416.29
7.3.190.0030.01416.51
7.3.180.0040.01316.50
7.3.170.0090.01216.21
7.3.160.0080.00816.21
7.3.130.0120.00616.41
7.3.120.0040.00916.28
7.3.110.0000.01416.13
7.3.100.0040.01116.41
7.3.90.0040.01116.39
7.3.80.0070.01016.50
7.3.70.0090.00616.19
7.3.60.0030.01016.46
7.3.50.0030.00616.27
7.3.40.0110.00016.13
7.3.30.0070.01016.27
7.3.20.0040.01118.25
7.3.10.0040.00817.05
7.3.00.0060.00517.16
7.2.330.0090.00816.86
7.2.320.0080.01116.56
7.2.310.0110.00716.63
7.2.300.0100.00716.70
7.2.290.0070.01016.35
7.2.260.0040.01416.49
7.2.250.0070.01016.60
7.2.240.0070.01116.60
7.2.230.0100.00716.42
7.2.220.0070.00716.60
7.2.210.0100.00616.67
7.2.200.0060.00916.59
7.2.190.0030.01216.52
7.2.180.0080.00816.48
7.2.170.0000.01916.57
7.2.160.0110.00716.63
7.2.150.0000.01318.58
7.2.140.0060.00618.47
7.2.130.0060.00917.38
7.2.120.0040.00817.38
7.2.110.0040.00817.49
7.2.100.0050.00817.43
7.2.90.0050.00717.41
7.2.80.0060.00617.37
7.2.70.0050.00917.38
7.2.60.0030.00917.50
7.2.50.0080.00417.38
7.2.40.0020.01117.52
7.2.30.0050.00917.48
7.2.20.0050.00617.32
7.2.10.0060.00617.42
7.2.00.0060.00717.44
7.1.330.0040.01417.22
7.1.320.0040.01117.34
7.1.310.0120.00317.39
7.1.300.0090.00317.38
7.1.290.0000.01817.51
7.1.280.0100.00617.40
7.1.270.0070.01017.38
7.1.260.0060.00617.46
7.1.250.0070.00716.36
7.1.240.0050.00516.39
7.1.230.0050.00716.57
7.1.220.0050.00616.57
7.1.210.0020.00916.51
7.1.200.0060.00716.56
7.1.190.0050.00816.47
7.1.180.0040.01116.48
7.1.170.0060.00616.64
7.1.160.0040.00716.41
7.1.150.0050.01016.63
7.1.140.0060.00616.58
7.1.130.0070.00516.53
7.1.120.0030.01116.70
7.1.110.0060.00716.54
7.1.100.0050.00916.38
7.1.90.0080.00416.61
7.1.80.0040.00516.59
7.1.70.0060.00316.74
7.1.60.0050.00616.69
7.1.50.0290.00621.99
7.1.40.0230.00821.90
7.1.30.0230.01221.89
7.1.20.0280.00921.90
7.1.10.0180.00915.84
7.1.00.0140.00815.93
7.0.330.0040.01116.17
7.0.320.0040.00716.10
7.0.310.0060.00716.08
7.0.300.0050.00616.10
7.0.290.0080.00516.05
7.0.280.0060.00616.12
7.0.270.0050.00516.21
7.0.260.0050.00716.16
7.0.250.0020.00916.18
7.0.240.0070.00616.08
7.0.230.0050.00416.29
7.0.220.0080.00316.21
7.0.210.0040.01016.23
7.0.200.0070.00616.37
7.0.190.0230.00715.76
7.0.180.0190.00715.58
7.0.170.0210.00815.52
7.0.160.0190.00915.54
7.0.150.0230.00915.54
7.0.140.0560.00915.54
7.0.130.0180.00615.63
7.0.120.0150.00615.80
7.0.110.0190.00415.56
7.0.100.0150.00715.52
7.0.90.0120.00815.46
7.0.80.0220.00615.64
7.0.70.0170.00615.47
7.0.60.0140.00615.38
7.0.50.0110.01115.66
7.0.40.0150.00714.40
7.0.30.0170.00414.30
7.0.20.0140.01014.20
7.0.10.0150.00814.33
7.0.00.0150.00814.29
5.6.400.0040.01615.77
5.6.390.0000.01215.48
5.6.380.0030.01015.23
5.6.370.0030.00615.96
5.6.360.0090.00015.61
5.6.350.0130.00016.05
5.6.340.0060.00316.01
5.6.330.0030.00916.25
5.6.320.0070.00715.97
5.6.310.0030.00616.02
5.6.300.0030.00715.89
5.6.290.0030.00716.06
5.6.280.0070.00715.98
5.6.270.0070.00716.23
5.6.260.0000.00916.08
5.6.250.0000.01215.71
5.6.240.0070.00315.73
5.6.230.0070.00315.99
5.6.220.0100.00615.86
5.6.210.0040.01115.84
5.6.200.0060.01016.04
5.6.190.0040.00715.71
5.6.180.0080.00315.90
5.6.170.0070.00315.96
5.6.160.0030.00915.98
5.6.150.0030.01016.28
5.6.140.0000.00915.82
5.6.130.0070.00715.70
5.6.120.0110.00316.05
5.6.110.0040.00815.91
5.6.100.0070.00715.97
5.6.90.0040.01116.03
5.6.80.0040.01115.88
5.6.70.0040.01115.60
5.6.60.0040.00815.87
5.6.50.0060.00615.50
5.6.40.0040.01215.83
5.6.30.0100.00715.73
5.6.20.0000.01615.86
5.6.10.0060.01015.58
5.6.00.0040.00816.10

preferences:
37.98 ms | 403 KiB | 5 Q