3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = ""; $allowed_chars = array_fill_keys(range('A-Za-z0-9'), "a"); $string = "hzgtfrzutrdetzttedcuztivcretfuzrtzt"; for ($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)
8.3.60.0150.00416.50
8.3.50.0100.00721.94
8.3.40.0090.01218.84
8.3.30.0040.01119.01
8.3.20.0040.00420.35
8.3.10.0000.00821.92
8.3.00.0050.00322.50
8.2.180.0040.01916.50
8.2.170.0110.00422.96
8.2.160.0110.00420.80
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.38
8.2.110.0070.00321.00
8.2.100.0060.00617.65
8.2.90.0040.00417.84
8.2.80.0090.00317.97
8.2.70.0000.00918.04
8.2.60.0030.00517.91
8.2.50.0040.00818.10
8.2.40.0000.00920.61
8.2.30.0040.00421.08
8.2.20.0070.00017.71
8.2.10.0050.00317.69
8.2.00.0050.00317.65
8.1.280.0130.00625.92
8.1.270.0040.00423.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00323.97
8.1.230.0040.00722.76
8.1.220.0080.00017.78
8.1.210.0080.00018.77
8.1.200.0060.00617.23
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0000.00718.86
8.1.150.0030.00620.04
8.1.140.0080.00017.38
8.1.130.0040.00417.86
8.1.120.0070.00017.30
8.1.110.0040.00417.34
8.1.100.0030.00317.32
8.1.90.0000.00817.39
8.1.80.0030.00317.41
8.1.70.0030.00317.36
8.1.60.0040.00417.40
8.1.50.0050.00317.55
8.1.40.0000.00817.52
8.1.30.0030.00517.63
8.1.20.0000.00817.53
8.1.10.0000.00817.46
8.1.00.0080.00017.50
8.0.300.0040.00419.73
8.0.290.0000.00716.88
8.0.280.0030.00318.38
8.0.270.0070.00017.19
8.0.260.0030.00316.82
8.0.250.0000.00616.86
8.0.240.0060.00316.86
8.0.230.0000.00716.82
8.0.220.0000.00716.93
8.0.210.0070.00016.88
8.0.200.0000.00716.96
8.0.190.0040.00416.79
8.0.180.0040.00416.93
8.0.170.0040.00416.89
8.0.160.0040.00416.82
8.0.150.0000.00716.79
8.0.140.0000.00716.86
8.0.130.0030.00313.25
8.0.120.0070.00016.73
8.0.110.0040.00416.84
8.0.100.0050.00316.68
8.0.90.0040.00416.91
8.0.80.0060.00916.83
8.0.70.0000.00816.71
8.0.60.0000.00716.83
8.0.50.0070.00016.82
8.0.30.0130.00917.06
8.0.20.0070.01517.40
8.0.10.0040.00416.89
8.0.00.0120.00716.67
7.4.330.0000.00515.20
7.4.320.0060.00016.54
7.4.300.0060.00016.67
7.4.290.0030.00316.48
7.4.280.0080.00016.63
7.4.270.0070.00016.52
7.4.260.0000.00716.47
7.4.250.0050.00316.39
7.4.240.0060.00216.47
7.4.230.0070.00016.57
7.4.220.0110.01116.60
7.4.210.0090.00716.65
7.4.200.0000.00716.39
7.4.190.0080.00016.64
7.4.160.0080.00816.38
7.4.150.0120.00617.40
7.4.140.0140.00317.86
7.4.130.0070.01016.44
7.4.120.0100.00716.55
7.4.110.0130.00316.53
7.4.100.0110.01116.50
7.4.90.0120.00616.60
7.4.80.0070.01116.59
7.4.70.0120.01116.68
7.4.60.0070.00716.73
7.4.50.0040.00416.38
7.4.40.0100.00322.77
7.4.30.0030.01216.53
7.4.00.0030.01315.05
7.3.330.0000.00613.18
7.3.320.0050.00013.22
7.3.310.0070.00016.52
7.3.300.0000.00716.32
7.3.290.0120.00616.44
7.3.280.0100.00816.37
7.3.270.0090.00917.40
7.3.260.0090.00916.42
7.3.250.0080.00916.48
7.3.240.0100.01216.48
7.3.230.0040.01416.59
7.3.210.0110.00716.53
7.3.200.0120.01219.39
7.3.190.0100.00716.44
7.3.180.0040.01716.31
7.3.170.0090.00616.57
7.3.160.0030.01316.41
7.3.120.0060.00914.94
7.2.330.0120.00616.77
7.2.320.0110.00716.78
7.2.310.0140.00216.50
7.2.300.0040.01116.41
7.2.290.0030.01316.50
7.1.200.0080.00415.83
7.1.70.0030.00717.16
7.1.60.0070.01719.82
7.1.50.0080.00817.00
7.1.00.0070.08722.36
7.0.200.0060.00616.74
7.0.140.0030.06721.98
7.0.60.0070.08019.95
7.0.50.0000.04717.83
7.0.40.0100.03720.16
7.0.30.0600.06320.20
7.0.20.0270.04720.32
7.0.10.0300.05020.19
7.0.00.0070.05720.20
5.6.280.0000.07721.11
5.6.210.0100.04020.54
5.6.200.0070.08318.12
5.6.190.0100.06020.57
5.6.180.0070.04020.41
5.6.170.0300.07020.52
5.6.160.0070.07320.45
5.6.150.0070.03718.18
5.6.140.0130.03718.23
5.6.130.0100.08318.17
5.6.120.0030.04720.99
5.6.110.0100.07021.02
5.6.100.0100.08020.95
5.6.90.0130.07721.05
5.6.80.0200.07320.44
5.6.70.0200.04320.27
5.5.350.0000.08720.41
5.5.340.0030.07717.92
5.5.330.0100.08020.36
5.5.320.0370.07720.28
5.5.310.0270.07320.41
5.5.300.0000.05017.98
5.5.290.0070.06717.95
5.5.280.0170.07320.64
5.5.270.0070.05320.96
5.5.260.0000.06320.84
5.5.250.0100.07320.61
5.5.240.0130.07020.18
5.4.450.3770.04719.48
5.4.440.0100.06319.19
5.4.430.1270.03719.56
5.4.420.3700.03319.46
5.4.410.3730.03319.32
5.4.400.3730.04719.16
5.4.390.2900.03319.15
5.4.380.3570.03319.13
5.4.370.3800.03018.86
5.4.360.3970.04019.08
5.4.350.3870.03719.13
5.4.340.3870.04319.09
5.4.320.4470.04318.88
5.4.310.4600.03319.15
5.4.300.3930.03718.86
5.4.290.4130.03718.96
5.4.280.3830.03719.08
5.4.270.3930.03718.99
5.4.260.4630.03719.15
5.4.250.4600.03719.17
5.4.240.4600.03718.85
5.4.230.3800.03019.15
5.4.220.3530.04319.18
5.4.210.3200.04019.00
5.4.200.0030.08018.86
5.4.190.4500.03718.97
5.4.180.4670.03719.21
5.4.170.4630.03319.05
5.4.160.4230.03719.13
5.4.150.4330.04318.94
5.4.140.3830.03016.21
5.4.130.3630.03016.20
5.4.120.3900.03016.38
5.4.110.0070.07016.35
5.4.100.0400.04716.32
5.4.90.3670.03316.37
5.4.80.4430.04016.34
5.4.70.4570.03716.31
5.4.60.4630.03316.43
5.4.50.3870.03316.21
5.4.40.4270.04016.46
5.4.30.3870.03716.33
5.4.20.3870.03716.45
5.4.10.4000.04016.42
5.4.00.3900.03715.56
5.3.290.4600.03714.61
5.3.280.3900.04314.54
5.3.270.4570.04014.58
5.3.260.4530.03714.39
5.3.250.3670.03314.53
5.3.240.3800.04014.39
5.3.230.3270.02714.52
5.3.220.3630.03714.50
5.3.210.1730.04014.49
5.3.200.0100.06014.35
5.3.190.4000.03714.50
5.3.180.3570.03714.46
5.3.170.4570.03314.44
5.3.160.4600.03714.35
5.3.150.4470.04314.44
5.3.140.4200.03314.64
5.3.130.3530.03314.46
5.3.120.3870.03314.37
5.3.110.3800.03314.45
5.3.100.3830.03313.98
5.3.90.3970.03713.99
5.3.80.4330.03714.11
5.3.70.4600.04013.84
5.3.60.4500.03714.09
5.3.50.4230.03013.76
5.3.40.3800.04014.03
5.3.30.4170.03313.73
5.3.20.4000.03713.62
5.3.10.3570.03713.61
5.3.00.3770.03713.65
5.2.170.3230.03011.13
5.2.160.3530.02311.02
5.2.150.2970.03010.96
5.2.140.3300.04311.09
5.2.130.3330.02711.03
5.2.120.3430.03011.03
5.2.110.2970.03011.10
5.2.100.3500.02711.05
5.2.90.3370.03711.11
5.2.80.3530.03010.97
5.2.70.3300.03010.95
5.2.60.3070.03011.03
5.2.50.3070.02710.86
5.2.40.2530.02710.93
5.2.30.2470.02710.87
5.2.20.2530.03010.89
5.2.10.2530.02010.85
5.2.00.3000.03310.70
5.1.60.2430.02310.01
5.1.50.2500.02310.03
5.1.40.2430.0239.99
5.1.30.2430.02310.21
5.1.20.2570.02010.38
5.1.10.2630.0239.99
5.1.00.2230.02710.13
5.0.50.1200.0208.46
5.0.40.1400.0208.44
5.0.30.1230.0308.30
5.0.20.1570.0208.22
5.0.10.1400.0208.14
5.0.00.1900.0238.13
4.4.90.1870.0175.81
4.4.80.1300.0175.84
4.4.70.1300.0135.85
4.4.60.1230.0135.86
4.4.50.1270.0175.86
4.4.40.1170.0275.90
4.4.30.1200.0175.90
4.4.20.1200.0175.89
4.4.10.1170.0175.87
4.4.00.1170.0275.83
4.3.110.1430.0205.75
4.3.100.1200.0135.83
4.3.90.1670.0175.71
4.3.80.1870.0235.84
4.3.70.1470.0135.80
4.3.60.1400.0175.79
4.3.50.1800.0135.76
4.3.40.1500.0235.68
4.3.30.0470.0175.60
4.3.20.0800.0205.60
4.3.10.0400.0135.60
4.3.00.0330.0275.60

preferences:
64.78 ms | 401 KiB | 5 Q