3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = ""; $allowed_chars = range('A-Za-z0-9'); $string = "hzgtfrzutrdetzttedcuztivcretfuzrtzt"; for ($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)
8.3.40.0090.00618.72
8.3.30.0140.00018.86
8.3.20.0040.00420.21
8.3.10.0070.00022.14
8.3.00.0080.00022.51
8.2.170.0120.00322.96
8.2.160.0070.01120.94
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00318.77
8.2.110.0030.00722.21
8.2.100.0060.00617.72
8.2.90.0000.00719.08
8.2.80.0030.00517.97
8.2.70.0000.00817.63
8.2.60.0040.00417.55
8.2.50.0040.00418.07
8.2.40.0080.00018.22
8.2.30.0000.00818.00
8.2.20.0040.00417.66
8.2.10.0050.00317.77
8.2.00.0050.00217.75
8.1.270.0060.00323.79
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00623.96
8.1.230.0030.00718.96
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.36
8.1.190.0040.00417.41
8.1.180.0080.00018.10
8.1.170.0000.00818.59
8.1.160.0070.00321.97
8.1.150.0070.00018.50
8.1.140.0040.00417.32
8.1.130.0030.00317.75
8.1.120.0030.00417.41
8.1.110.0040.00417.39
8.1.100.0040.00417.32
8.1.90.0030.00717.42
8.1.80.0040.00417.47
8.1.70.0030.00317.39
8.1.60.0080.00317.46
8.1.50.0040.00417.54
8.1.40.0040.00417.59
8.1.30.0040.00417.60
8.1.20.0030.00517.61
8.1.10.0000.00717.60
8.1.00.0000.00817.54
8.0.300.0000.00718.77
8.0.290.0000.00817.04
8.0.280.0000.00718.45
8.0.270.0070.00017.29
8.0.260.0000.00716.91
8.0.250.0020.00516.98
8.0.240.0070.00017.03
8.0.230.0030.00317.06
8.0.220.0040.00416.80
8.0.210.0000.00816.88
8.0.200.0000.00716.95
8.0.190.0000.00716.98
8.0.180.0050.00216.90
8.0.170.0000.00816.95
8.0.160.0000.00717.03
8.0.150.0070.00016.88
8.0.140.0070.00016.91
8.0.130.0040.00413.30
8.0.120.0030.00516.91
8.0.110.0080.00016.97
8.0.100.0040.00416.96
8.0.90.0040.00416.75
8.0.80.0030.01316.86
8.0.70.0040.00416.95
8.0.60.0070.00016.98
8.0.50.0000.00716.96
8.0.30.0080.01117.05
8.0.20.0110.00917.40
8.0.10.0000.00717.02
8.0.00.0090.01016.78
7.4.330.0000.00515.16
7.4.320.0000.00616.50
7.4.300.0000.00616.41
7.4.290.0030.00316.54
7.4.280.0050.00316.57
7.4.270.0040.00416.54
7.4.260.0030.00316.52
7.4.250.0040.00416.43
7.4.240.0030.00516.50
7.4.230.0000.00716.52
7.4.220.0120.00816.48
7.4.210.0080.01016.53
7.4.200.0040.00416.67
7.4.190.0000.00716.56
7.4.160.0100.00716.44
7.4.150.0090.00917.40
7.4.140.0180.00517.86
7.4.130.0110.01016.80
7.4.120.0120.00716.54
7.4.110.0060.01216.44
7.4.100.0070.01716.57
7.4.90.0100.00716.61
7.4.80.0000.02019.39
7.4.70.0140.00516.38
7.4.60.0130.00316.52
7.4.50.0030.00516.69
7.4.40.0000.01422.77
7.4.30.0030.01216.61
7.4.00.0050.01314.94
7.3.330.0000.00513.14
7.3.320.0050.00013.33
7.3.310.0000.00716.56
7.3.300.0070.00016.30
7.3.290.0150.00616.47
7.3.280.0060.01116.41
7.3.270.0120.00917.40
7.3.260.0130.00816.54
7.3.250.0110.00716.55
7.3.240.0090.01516.36
7.3.230.0140.00316.57
7.3.210.0120.00616.58
7.3.200.0070.01119.39
7.3.190.0100.00716.57
7.3.180.0140.00316.55
7.3.170.0120.00316.62
7.3.160.0100.00716.34
7.3.120.0020.01214.74
7.3.110.0040.01414.67
7.3.100.0040.01114.88
7.3.90.0040.01114.94
7.3.80.0070.00714.92
7.3.70.0030.00815.00
7.3.60.0040.01114.75
7.3.50.0110.00414.86
7.3.40.0000.01214.76
7.3.30.0100.00314.94
7.3.20.0030.01316.59
7.3.10.0060.00316.82
7.3.00.0060.00916.76
7.2.330.0030.01416.69
7.2.320.0060.01616.72
7.2.310.0070.01416.71
7.2.300.0000.01616.78
7.2.290.0120.00416.51
7.2.250.0070.01115.01
7.2.240.0180.00014.80
7.2.230.0120.00314.88
7.2.220.0040.01115.33
7.2.210.0030.01315.13
7.2.200.0040.01115.03
7.2.190.0040.01115.11
7.2.180.0040.01415.18
7.2.170.0120.00315.13
7.2.00.0030.01319.60
7.1.330.0080.00615.85
7.1.320.0040.01115.82
7.1.310.0060.00615.66
7.1.300.0060.00315.57
7.1.290.0080.00615.86
7.1.280.0080.00415.74
7.1.270.0070.00715.50
7.1.260.0040.01115.89
7.1.100.0030.00717.91
7.1.70.0030.01117.29
7.1.60.0040.01819.82
7.1.50.0030.02017.00
7.1.00.0130.06722.35
7.0.200.0030.01016.69
7.0.140.0070.07321.97
7.0.60.0070.05319.87
7.0.50.0030.05317.89
7.0.40.0030.04320.21
7.0.30.0230.05320.32
7.0.20.0330.03720.17
7.0.10.0400.06320.18
7.0.00.0130.08019.99
5.6.280.0000.07321.05
5.6.210.0030.07020.75
5.6.200.0000.05718.19
5.6.190.0070.05720.60
5.6.180.0070.04720.41
5.6.170.0330.04020.50
5.6.160.0130.07320.32
5.6.150.0170.07018.10
5.6.140.0070.08318.18
5.6.130.0070.07318.18
5.6.120.0070.08720.97
5.6.110.0230.05720.97
5.6.100.0030.04321.00
5.6.90.0030.06021.12
5.6.80.0030.08020.43
5.6.70.0200.05720.38
5.5.350.0070.07320.45
5.5.340.0100.04017.88
5.5.330.0070.04320.41
5.5.320.0270.03320.46
5.5.310.0170.04020.26
5.5.300.0130.07317.90
5.5.290.0070.05318.02
5.5.280.0070.09320.98
5.5.270.0100.08320.86
5.5.260.0070.08320.70
5.5.250.0070.08320.58
5.5.240.0070.07720.02
5.4.450.0400.07019.46
5.4.440.0370.08019.54
5.4.430.0300.04719.24
5.4.420.0870.04719.39
5.4.410.0270.07319.45
5.4.400.0100.07019.25
5.4.390.0100.07319.24
5.4.380.0000.05719.13
5.4.370.0100.03719.13
5.4.360.0030.07718.79
5.4.350.0070.06718.79
5.4.340.0000.08019.10
5.4.320.0000.08019.05
5.4.310.0030.05019.25
5.4.300.0030.04718.79
5.4.290.0030.07318.93
5.4.280.0030.04718.93
5.4.270.0030.07018.88
5.4.260.0070.05319.24
5.4.250.0000.06719.24
5.4.240.0100.04019.05
5.4.230.0070.06319.21
5.4.220.0030.06019.02
5.4.210.0000.05319.10
5.4.200.0000.04319.23
5.4.190.0070.03719.23
5.4.180.0070.03318.90
5.4.170.0000.04718.89
5.4.160.0030.05319.07
5.4.150.0070.06718.79
5.4.140.0130.06716.29
5.4.130.0070.06716.22
5.4.120.0000.04316.40
5.4.110.0000.07316.41
5.4.100.0070.06716.27
5.4.90.0070.06716.39
5.4.80.0100.07316.34
5.4.70.0200.06716.37
5.4.60.0230.04716.34
5.4.50.0270.05716.38
5.4.40.0370.07316.47
5.4.30.0300.07316.38
5.4.20.0300.04016.31
5.4.10.0300.06316.41
5.4.00.0400.04015.82
5.3.290.0000.08014.70
5.3.280.0000.08014.57
5.3.270.0100.07314.70
5.3.260.0100.07014.45
5.3.250.0070.07014.54
5.3.240.0070.06314.65
5.3.230.0030.07314.56
5.3.220.0000.07714.47
5.3.210.0000.05014.52
5.3.200.0030.08314.54
5.3.190.0030.05314.63
5.3.180.0070.05014.40
5.3.170.0130.04714.59
5.3.160.0170.07014.40
5.3.150.0230.04314.49
5.3.140.0400.07014.50
5.3.130.0270.06014.41
5.3.120.0330.07014.49
5.3.110.0100.06714.39
5.3.100.0430.03314.00
5.3.90.0500.04014.05
5.3.80.0500.06713.85
5.3.70.0430.07013.89
5.3.60.0530.06313.95
5.3.50.0600.06013.89
5.3.40.0470.07013.90
5.3.30.0600.05713.89
5.3.20.0370.06713.64
5.3.10.0470.03313.70
5.3.00.0400.04013.49
5.2.170.0470.05311.91
5.2.160.0500.03711.91
5.2.150.0400.03311.91
5.2.140.0370.06011.91
5.2.130.0330.06011.91
5.2.120.0330.02711.91
5.2.110.0370.02711.91
5.2.100.0470.02011.91
5.2.90.0470.03311.91
5.2.80.0300.03011.91
5.2.70.0270.03311.91
5.2.60.0270.03311.91
5.2.50.0300.03011.91
5.2.40.0370.03011.91
5.2.30.0270.02711.91
5.2.20.0230.03011.91
5.2.10.0270.02711.91
5.2.00.0270.02711.91
5.1.60.0230.02711.91
5.1.50.0200.03011.91
5.1.40.0270.02311.91
5.1.30.0270.02311.91
5.1.20.0300.02011.91
5.1.10.0230.03011.91
5.1.00.0270.02311.91
5.0.50.0070.02311.91
5.0.40.0170.02711.91
5.0.30.0070.03311.91
5.0.20.0100.02011.91
5.0.10.0170.01711.91
5.0.00.0070.03011.91
4.4.90.0100.01711.91
4.4.80.0170.01011.91
4.4.70.0130.01311.91
4.4.60.0130.01711.91
4.4.50.0130.01311.91
4.4.40.0130.02711.91
4.4.30.0130.01311.91
4.4.20.0130.01711.91
4.4.10.0100.01711.91
4.4.00.0130.02311.91
4.3.110.0130.01711.91
4.3.100.0130.01311.91
4.3.90.0130.02011.91
4.3.80.0070.02711.91
4.3.70.0130.01711.91
4.3.60.0100.01711.91
4.3.50.0130.01711.91
4.3.40.0100.02311.91
4.3.30.0070.01711.91
4.3.20.0030.01711.91
4.3.10.0070.01311.91
4.3.00.0000.01311.91

preferences:
45.9 ms | 400 KiB | 5 Q