3v4l.org

run code in 300+ PHP versions simultaneously
<?php $escape_char = $allowed_chars = array(); $string = "hzgtfrzutrdetzttedcuztivcretfuzrtzt"; for ($i = 0; $i < strlen($string); $i++) { $ch = $string[$i]; if (isset($allowed_chars[ord($ch)])) { $o.=$allowed_chars[ord($ch)]; } else if (ord($ch) == 27) { $i++; $ch = $string[$i]; if (isset($escape_char[ord($ch)])) { $o.=$escape_char[ord($ch)]; } } } echo $o;

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)
8.3.60.0150.00318.56
8.3.50.0110.00822.11
8.3.40.0120.00319.01
8.3.30.0070.00718.86
8.3.20.0030.00520.38
8.3.10.0040.00421.83
8.3.00.0030.00622.54
8.2.180.0070.01417.00
8.2.170.0100.00322.96
8.2.160.0140.00321.07
8.2.150.0110.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00926.16
8.2.120.0150.00017.71
8.2.110.0100.00022.29
8.2.100.0080.00419.63
8.2.90.0070.00019.20
8.2.80.0080.00019.75
8.2.70.0060.00617.75
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0040.00417.92
8.2.30.0040.00418.12
8.2.20.0000.00817.79
8.2.10.0050.00217.87
8.2.00.0080.00017.79
8.1.280.0070.00725.92
8.1.270.0040.00423.84
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00923.76
8.1.230.0040.00819.10
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0080.00017.36
8.1.190.0000.00817.40
8.1.180.0050.00318.10
8.1.170.0040.00418.49
8.1.160.0050.00221.93
8.1.150.0040.00418.57
8.1.140.0000.00717.33
8.1.130.0030.00517.89
8.1.120.0030.00417.48
8.1.110.0030.00517.45
8.1.100.0040.00417.33
8.1.90.0050.00317.55
8.1.80.0000.00717.50
8.1.70.0030.00317.38
8.1.60.0060.00317.48
8.1.50.0050.00317.50
8.1.40.0040.00417.50
8.1.30.0040.00417.58
8.1.20.0060.00317.52
8.1.10.0030.00517.55
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00318.35
8.0.270.0030.00317.21
8.0.260.0050.00316.92
8.0.250.0000.00716.95
8.0.240.0000.00717.03
8.0.230.0070.00016.98
8.0.220.0030.00316.81
8.0.210.0040.00416.89
8.0.200.0000.00616.91
8.0.190.0060.00316.89
8.0.180.0000.00816.90
8.0.170.0000.00816.95
8.0.160.0080.00016.91
8.0.150.0000.00716.73
8.0.140.0000.00816.80
8.0.130.0000.00513.41
8.0.120.0070.00016.82
8.0.110.0020.00516.85
8.0.100.0040.00416.95
8.0.90.0030.00517.00
8.0.80.0130.01016.88
8.0.70.0000.00716.82
8.0.60.0040.00416.91
8.0.50.0040.00416.82
8.0.30.0090.01116.96
8.0.20.0120.00717.40
8.0.10.0020.00517.03
8.0.00.0120.00516.72
7.4.330.0060.00015.03
7.4.320.0030.00316.60
7.4.300.0000.00616.56
7.4.290.0000.00716.52
7.4.280.0080.00016.50
7.4.270.0060.00316.64
7.4.260.0040.00416.52
7.4.250.0050.00216.59
7.4.240.0040.00316.53
7.4.230.0040.00416.41
7.4.220.0140.00516.56
7.4.210.0070.00716.57
7.4.200.0030.00316.33
7.4.190.0070.00016.42
7.4.160.0090.00616.43
7.4.150.0080.00917.40
7.4.140.0110.00917.86
7.4.130.0050.01216.58
7.4.120.0100.00716.52
7.4.110.0030.01416.42
7.4.100.0090.00916.46
7.4.90.0120.00616.57
7.4.80.0130.01019.39
7.4.70.0050.01116.50
7.4.60.0030.01316.52
7.4.50.0040.00416.50
7.4.40.0030.01022.77
7.4.30.0080.01316.43
7.4.00.0040.01115.21
7.3.330.0000.00513.40
7.3.320.0050.00013.14
7.3.310.0030.00616.48
7.3.300.0040.00416.30
7.3.290.0030.01416.45
7.3.280.0080.00816.48
7.3.270.0060.01217.40
7.3.260.0100.01416.46
7.3.250.0090.00816.40
7.3.240.0100.00716.36
7.3.230.0060.01016.40
7.3.210.0110.01016.45
7.3.200.0100.00619.39
7.3.190.0130.00616.63
7.3.180.0060.01216.48
7.3.170.0100.00616.49
7.3.160.0090.01216.65
7.3.120.0070.01115.07
7.3.10.0060.00616.70
7.3.00.0040.00816.46
7.2.330.0150.00316.68
7.2.320.0100.00616.42
7.2.310.0130.00316.52
7.2.300.0100.00716.59
7.2.290.0100.00616.80
7.2.130.0000.01416.70
7.2.120.0000.01116.93
7.2.110.0040.01417.11
7.2.100.0160.00916.70
7.2.90.0090.00416.79
7.2.80.0080.00816.74
7.2.70.0060.00617.14
7.2.60.0090.00116.83
7.2.50.0030.01017.04
7.2.40.0100.00716.83
7.2.30.0070.00717.12
7.2.20.0030.00617.14
7.2.10.0030.01216.80
7.2.00.0030.00918.22
7.1.250.0040.00415.79
7.1.200.0030.00715.55
7.1.100.0300.00717.68
7.1.70.0050.00217.11
7.1.60.0100.01419.82
7.1.50.0260.01034.89
7.1.00.0030.07322.43
7.0.200.0040.00816.70
7.0.140.0030.07321.92
7.0.60.0070.04719.83
7.0.50.0030.05017.79
7.0.40.0030.09020.23
7.0.30.0470.07320.02
7.0.20.0200.09020.12
7.0.10.0330.06720.18
7.0.00.0100.07020.11
5.6.280.0030.07321.07
5.6.210.0130.03320.70
5.6.200.0030.05018.22
5.6.190.0030.04720.77
5.6.180.3400.04320.55
5.6.170.0430.06720.41
5.6.160.0130.06320.71
5.6.150.0070.07718.11
5.6.140.0130.06718.18
5.6.130.0100.07718.21
5.6.120.0200.07020.96
5.6.110.0070.08320.96
5.6.100.0070.06021.02
5.6.90.0070.08320.88
5.6.80.0070.06020.48
5.6.70.0170.04320.38
5.5.350.0070.07020.28
5.5.340.0030.05317.98
5.5.330.0100.05720.47
5.5.320.0030.07720.19
5.5.310.0270.07020.29
5.5.300.0030.05017.98
5.5.290.0130.05717.88
5.5.280.0170.06720.95
5.5.270.0030.08720.86
5.5.260.0170.07720.75
5.5.250.0100.08020.68
5.5.240.0030.07020.25
5.4.450.0870.07719.11
5.4.440.0630.07719.57
5.4.430.0070.06019.31
5.4.420.0230.05319.29
5.4.410.0100.05318.80
5.4.400.0370.05718.54
5.4.390.0570.06018.53
5.4.380.0130.05318.71
5.4.370.0000.04718.66
5.4.360.0170.04018.48
5.4.350.0030.04011.97
5.4.340.0090.03511.97
5.4.320.0050.03712.46
5.4.310.0070.03712.46
5.4.300.0070.04012.46
5.4.290.0040.04512.46
5.4.280.0090.04512.32
5.4.270.0050.03612.32
5.4.260.0080.03512.32
5.4.250.0050.03812.32
5.4.240.0050.03612.32
5.4.230.0060.04012.32
5.4.220.0080.03612.32
5.4.210.0040.03612.31
5.4.200.0060.04812.31
5.4.190.0070.03812.31
5.4.180.0050.03812.31
5.4.170.0060.03612.32
5.4.160.0040.04312.32
5.4.150.0050.03812.31
5.4.140.0050.04412.00
5.4.130.0040.03711.99
5.4.120.0060.03511.95
5.4.110.0040.03711.94
5.4.100.0070.03511.94
5.4.90.0080.03411.94
5.4.80.0060.03611.94
5.4.70.0080.03311.93
5.4.60.0050.03511.93
5.4.50.0060.03511.93
5.4.40.0080.03911.93
5.4.30.0060.04011.92
5.4.20.0060.04211.92
5.4.10.0060.03511.92
5.4.00.0060.03611.41
5.3.290.0010.04712.80
5.3.280.0050.03912.71
5.3.270.0080.04912.72
5.3.260.0080.03612.72
5.3.250.0080.04412.72
5.3.240.0080.03412.72
5.3.230.0080.04112.71
5.3.220.0060.03812.68
5.3.210.0080.04312.68
5.3.200.0060.03712.68
5.3.190.0060.03612.68
5.3.180.0040.03912.67
5.3.170.0090.03312.67
5.3.160.0040.03812.67
5.3.150.0070.03512.67
5.3.140.0060.03712.66
5.3.130.0050.04012.66
5.3.120.0060.03912.66
5.3.110.0050.03912.66
5.3.100.0050.03712.12
5.3.90.0030.03912.08
5.3.80.0060.03612.07
5.3.70.0030.04212.08
5.3.60.0060.04512.06
5.3.50.0070.03712.00
5.3.40.0060.03712.00
5.3.30.0060.03811.94
5.3.20.0110.04311.72
5.3.10.0080.03611.67
5.3.00.0060.03711.66
5.2.170.0080.0339.15
5.2.160.0030.0329.15
5.2.150.0060.0299.15
5.2.140.0060.0289.14
5.2.130.0040.0299.11
5.2.120.0050.0279.11
5.2.110.0040.0299.11
5.2.100.0040.0289.11
5.2.90.0060.0299.11
5.2.80.0050.0329.11
5.2.70.0050.0309.11
5.2.60.0050.0299.06
5.2.50.0050.0299.04
5.2.40.0040.0329.00
5.2.30.0090.0258.98
5.2.20.0040.0298.97
5.2.10.0020.0318.90
5.2.00.0030.0308.77
5.1.60.0060.0228.05
5.1.50.0020.0298.05
5.1.40.0030.0258.03
5.1.30.0030.0278.38
5.1.20.0050.0268.39
5.1.10.0020.0288.13
5.1.00.0040.0258.13
5.0.50.0020.0226.61
5.0.40.0060.0176.47
5.0.30.0020.0336.29
5.0.20.0040.0186.26
5.0.10.0040.0206.24
5.0.00.0040.0306.23
4.4.90.0030.0164.78
4.4.80.0020.0164.75
4.4.70.0020.0174.75
4.4.60.0040.0154.75
4.4.50.0010.0184.77
4.4.40.0040.0254.71
4.4.30.0040.0184.76
4.4.20.0040.0214.84
4.4.10.0060.0184.85
4.4.00.0030.0294.75
4.3.110.0010.0174.67
4.3.100.0030.0144.67
4.3.90.0030.0154.64
4.3.80.0030.0244.58
4.3.70.0040.0174.63
4.3.60.0040.0204.63
4.3.50.0030.0224.63
4.3.40.0040.0294.54
4.3.30.0030.0193.29
4.3.20.0010.0173.27
4.3.10.0000.0183.23
4.3.00.0130.0307.27

preferences:
54.48 ms | 401 KiB | 5 Q