3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hash = '8234jfr98j4fnui4hfj3289rj8'; $numbers = preg_replace('/[a-z]/si', 'a', $hash); $numbers = str_split($numbers); foreach ($numbers as $key => $temp) { if ($temp === 'a') unset($numbers[$key]); } print_r($numbers);

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)
8.3.60.0150.00416.75
8.3.50.0120.00922.13
8.3.40.0100.01018.96
8.3.30.0100.00319.18
8.3.20.0080.00020.21
8.3.10.0090.00023.69
8.3.00.0040.00419.19
8.2.180.0070.01018.54
8.2.170.0060.00922.96
8.2.160.0100.00720.35
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00420.56
8.2.110.0030.00722.20
8.2.100.0110.00019.92
8.2.90.0080.00319.18
8.2.80.0000.00817.97
8.2.70.0030.00617.87
8.2.60.0070.00317.93
8.2.50.0060.00318.07
8.2.40.0060.00320.07
8.2.30.0050.00318.34
8.2.20.0000.00717.94
8.2.10.0040.00418.20
8.2.00.0030.00617.91
8.1.280.0060.01325.92
8.1.270.0030.00623.96
8.1.260.0090.00026.35
8.1.250.0050.00328.09
8.1.240.0090.00023.91
8.1.230.0070.00419.15
8.1.220.0050.00317.79
8.1.210.0040.00418.77
8.1.200.0040.00417.47
8.1.190.0040.00417.36
8.1.180.0040.00419.14
8.1.170.0050.00318.59
8.1.160.0070.00021.91
8.1.150.0050.00318.83
8.1.140.0030.00617.61
8.1.130.0000.00717.86
8.1.120.0000.00717.65
8.1.110.0050.00317.56
8.1.100.0020.00517.48
8.1.90.0070.00017.64
8.1.80.0000.00717.61
8.1.70.0000.00717.48
8.1.60.0030.00617.62
8.1.50.0040.00417.50
8.1.40.0060.00317.65
8.1.30.0040.00717.69
8.1.20.0050.00217.69
8.1.10.0080.00017.55
8.1.00.0050.00217.60
8.0.300.0030.00618.77
8.0.290.0000.00717.18
8.0.280.0000.00718.34
8.0.270.0000.00817.20
8.0.260.0000.00617.15
8.0.250.0030.00317.11
8.0.240.0000.00817.05
8.0.230.0050.00316.97
8.0.220.0070.00016.97
8.0.210.0070.00017.05
8.0.200.0000.00817.07
8.0.190.0000.00717.09
8.0.180.0000.00716.94
8.0.170.0000.00816.98
8.0.160.0000.00817.05
8.0.150.0030.00416.99
8.0.140.0040.00417.06
8.0.130.0060.00013.55
8.0.120.0060.00317.00
8.0.110.0000.00716.95
8.0.100.0040.00416.89
8.0.90.0000.00717.15
8.0.80.0070.00717.01
8.0.70.0050.00316.89
8.0.60.0040.00416.84
8.0.50.0030.00517.05
8.0.30.0110.01017.26
8.0.20.0090.01017.52
8.0.10.0040.00417.09
8.0.00.0130.00516.92
7.4.330.0000.00515.02
7.4.320.0030.00316.74
7.4.300.0030.00316.63
7.4.290.0050.00316.79
7.4.280.0070.00016.68
7.4.270.0030.00316.67
7.4.260.0030.00316.74
7.4.250.0040.00416.66
7.4.240.0080.00016.76
7.4.230.0040.00416.63
7.4.220.0060.01116.68
7.4.210.0040.01116.75
7.4.200.0040.00416.79
7.4.190.0030.00316.68
7.4.160.0060.01016.73
7.4.150.0130.00317.40
7.4.140.0100.00917.86
7.4.130.0120.00916.69
7.4.120.0080.00816.79
7.4.110.0110.00616.70
7.4.100.0150.00616.50
7.4.90.0070.01116.59
7.4.80.0180.00619.39
7.4.70.0100.00616.64
7.4.60.0170.00716.64
7.4.50.0060.00316.53
7.4.40.0080.00816.51
7.4.30.0110.00416.57
7.4.00.0070.01015.32
7.3.330.0020.00213.34
7.3.320.0000.00513.46
7.3.310.0000.00716.41
7.3.300.0030.00316.48
7.3.290.0120.00916.61
7.3.280.0090.00916.49
7.3.270.0080.00817.40
7.3.260.0160.00516.52
7.3.250.0100.01016.70
7.3.240.0120.00416.50
7.3.230.0060.01016.52
7.3.210.0130.00316.37
7.3.200.0060.01119.39
7.3.190.0120.00616.58
7.3.180.0130.00916.57
7.3.170.0070.01016.54
7.3.160.0170.00016.66
7.3.120.0040.01114.96
7.2.330.0040.01316.78
7.2.320.0080.01116.87
7.2.310.0100.01416.91
7.2.300.0060.01317.00
7.2.290.0100.00716.82
7.2.00.0030.01419.64
7.1.100.0100.00718.09
7.1.70.0050.00217.48
7.1.60.0030.02119.46
7.1.50.0100.01317.15
7.1.00.0030.07722.32
7.0.200.0000.00716.99
7.0.140.0030.07322.04
7.0.100.0230.08019.97
7.0.90.0300.08019.91
7.0.80.0030.04319.98
7.0.70.0100.07019.89
7.0.60.0030.05020.04
7.0.50.0130.04320.27
7.0.40.0030.08720.13
7.0.30.0030.08320.12
7.0.20.0100.07720.00
7.0.10.0070.09020.09
7.0.00.0070.06020.06
5.6.280.0100.06321.09
5.6.250.0100.07320.75
5.6.240.0000.08020.63
5.6.230.0070.06720.50
5.6.220.0030.07720.55
5.6.210.0170.06720.62
5.6.200.0100.07021.17
5.6.190.0100.04320.96
5.6.180.0100.04721.05
5.6.170.0030.04321.04
5.6.160.0100.07021.04
5.6.150.0070.08021.04
5.6.140.0070.08721.01
5.6.130.0100.08020.93
5.6.120.0070.08021.09
5.6.110.0100.06021.00
5.6.100.0170.06721.00
5.6.90.0170.07720.91
5.6.80.0170.06720.43
5.6.70.0100.06720.41
5.6.60.0000.06020.41
5.6.50.0030.05320.47
5.6.40.0130.06720.43
5.6.30.0030.06020.36
5.6.20.0100.04720.30
5.6.10.0100.07320.32
5.6.00.0200.05720.47
5.5.380.0100.04320.35
5.5.370.0170.04320.41
5.5.360.0100.05720.43
5.5.350.0230.06320.47
5.5.340.0100.05020.92
5.5.330.0070.06320.86
5.5.320.0100.08020.78
5.5.310.0130.06720.77
5.5.300.0070.06720.92
5.5.290.0170.07320.93
5.5.280.0030.08720.91
5.5.270.0100.03720.87
5.5.260.0170.06320.91
5.5.250.0130.04720.73
5.5.240.0100.07320.23
5.5.230.0070.07320.20
5.5.220.0100.04320.21
5.5.210.0030.06320.10
5.5.200.0030.06320.27
5.5.190.0000.07720.14
5.5.180.0100.07020.24
5.5.160.0030.05320.20
5.5.150.0170.03720.10
5.5.140.0070.07720.14
5.5.130.0030.08020.17
5.5.120.0000.07720.25
5.5.110.0130.06720.22
5.5.100.0100.08020.16
5.5.90.0100.07020.06
5.5.80.0030.04320.14
5.5.70.0000.05020.15
5.5.60.0030.08320.11
5.5.50.0070.05019.90
5.5.40.0070.04320.08
5.5.30.0030.08020.07
5.5.20.0170.06720.15
5.5.10.0070.06320.12
5.5.00.0100.07320.02
5.4.450.0130.07319.36
5.4.440.0100.05019.45
5.4.430.0100.06319.55
5.4.420.0070.05019.27
5.4.410.0130.07019.23
5.4.400.0100.07319.04
5.4.390.0130.07319.13
5.4.380.0070.05319.03
5.4.370.0070.06719.05
5.4.360.0070.08318.84
5.4.350.0130.07019.24
5.4.340.0200.07318.87
5.4.320.0000.05319.23
5.4.310.0000.06719.09
5.4.300.0070.04318.84
5.4.290.0070.04018.84
5.4.280.0200.06719.04
5.4.270.0030.08318.82
5.4.260.0000.06719.04
5.4.250.0070.07719.04
5.4.240.0130.05018.94
5.4.230.0030.04719.03
5.4.220.0100.04019.11
5.4.210.0100.07719.12
5.4.200.0100.04019.08
5.4.190.0000.07319.04
5.4.180.0030.07719.03
5.4.170.0130.07719.03
5.4.160.0130.04018.92
5.4.150.0030.05718.82
5.4.140.0100.06016.43
5.4.130.0070.06716.45
5.4.120.0070.07016.14
5.4.110.0070.06316.32
5.4.100.0000.07716.33
5.4.90.0100.05716.29
5.4.80.0100.06716.32
5.4.70.0070.07016.34
5.4.60.0170.05016.40
5.4.50.0100.07016.50
5.4.40.0000.05016.49
5.4.30.0100.03016.36
5.4.20.0030.03716.39
5.4.10.0100.06316.48
5.4.00.0100.05315.78
5.3.290.0100.08014.80
5.3.280.0100.08014.68
5.3.270.0070.08014.59
5.3.260.0170.03314.70
5.3.250.0070.07314.66
5.3.240.0070.07314.59
5.3.230.0100.05714.66
5.3.220.0130.06714.68
5.3.210.0070.04014.53
5.3.200.0130.02314.67
5.3.190.0000.07714.50
5.3.180.0000.05714.58
5.3.170.0030.08014.48
5.3.160.0030.05314.48
5.3.150.0030.06714.51
5.3.140.0030.07014.56
5.3.130.0030.03714.56
5.3.120.0030.03714.48
5.3.110.0070.05014.49
5.3.100.0130.06014.04
5.3.90.0030.07013.96
5.3.80.0000.03313.98
5.3.70.0030.08014.07
5.3.60.0030.06313.91
5.3.50.0030.06014.03
5.3.40.0130.06714.00
5.3.30.0070.07713.95
5.3.20.0100.07013.75
5.3.10.0070.07013.55
5.3.00.0070.04313.66
5.2.170.0070.05711.57
5.2.160.0070.04311.57
5.2.150.0100.05011.57
5.2.140.0070.05011.57
5.2.130.0070.05311.57
5.2.120.0030.03711.57
5.2.110.0030.03711.57
5.2.100.0070.02711.57
5.2.90.0000.03311.57
5.2.80.0030.03011.57
5.2.70.0000.03311.57
5.2.60.0030.02711.57
5.2.50.0100.02311.57
5.2.40.0000.03011.57
5.2.30.0000.03311.57
5.2.20.0000.02711.57
5.2.10.0000.03011.57
5.2.00.0000.03011.57
5.1.60.0000.02311.57
5.1.50.0070.02011.57
5.1.40.0070.02011.57
5.1.30.0030.02011.57
5.1.20.0070.02011.57
5.1.10.0070.02011.57
5.1.00.0130.04311.57
5.0.50.0000.04011.57
5.0.40.0030.03711.57
5.0.30.0030.05011.57
5.0.20.0070.04011.57
5.0.10.0070.03311.57
5.0.00.0030.03711.57
4.4.90.0030.01311.57
4.4.80.0030.01311.57
4.4.70.0000.01711.57
4.4.60.0000.01711.57
4.4.50.0000.01711.57
4.4.40.0070.01311.57
4.4.30.0070.00711.57
4.4.20.0030.01311.57
4.4.10.0070.01311.57
4.4.00.0000.02311.57
4.3.110.0030.01311.57
4.3.100.0000.01311.57
4.3.90.0030.01011.57
4.3.80.0000.02311.57
4.3.70.0070.01011.57
4.3.60.0000.02011.57
4.3.50.0000.01711.57
4.3.40.0030.02011.57
4.3.30.0000.01711.57
4.3.20.0030.01311.57
4.3.10.0030.01311.57
4.3.00.0030.01311.57

preferences:
78.79 ms | 401 KiB | 5 Q