3v4l.org

run code in 300+ PHP versions simultaneously
<?php $find = array( "0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f" ); $replace = array( "a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p" ); $find = array_flip($find); echo preg_replace_callback('/[a-f0-9]/', function ($v) use($replace, $find) { return $replace[$find[$v[0]]]; }, $haystack); ?>

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)
8.3.60.0070.00718.68
8.3.50.0140.00821.14
8.3.40.0090.00618.99
8.3.30.0090.00618.84
8.3.20.0080.00019.03
8.3.10.0030.00521.09
8.3.00.0090.00023.33
8.2.180.0040.01116.88
8.2.170.0110.00422.96
8.2.160.0120.00320.53
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00421.07
8.2.110.0030.00620.34
8.2.100.0040.00718.03
8.2.90.0050.00319.22
8.2.80.0030.00617.97
8.2.70.0130.00017.75
8.2.60.0080.00017.68
8.2.50.0110.00018.07
8.2.40.0000.00918.34
8.2.30.0040.00421.21
8.2.20.0050.00317.74
8.2.10.0030.00517.98
8.2.00.0040.00417.86
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0090.00023.96
8.1.230.0060.00722.20
8.1.220.0030.00618.77
8.1.210.0040.00418.97
8.1.200.0030.00617.48
8.1.190.0090.00017.54
8.1.180.0040.00418.10
8.1.170.0040.00418.74
8.1.160.0080.00018.91
8.1.150.0000.00718.85
8.1.140.0040.00417.65
8.1.130.0030.00317.77
8.1.120.0040.00417.68
8.1.110.0040.00417.57
8.1.100.0040.00417.50
8.1.90.0030.00317.61
8.1.80.0040.00417.58
8.1.70.0030.00317.63
8.1.60.0000.00917.78
8.1.50.0050.00217.57
8.1.40.0040.00417.69
8.1.30.0040.00417.75
8.1.20.0000.00817.78
8.1.10.0030.00617.68
8.1.00.0040.00417.58
8.0.300.0050.00219.84
8.0.290.0030.00617.17
8.0.280.0000.00718.31
8.0.270.0050.00217.26
8.0.260.0000.00717.04
8.0.250.0000.00817.18
8.0.240.0050.00317.02
8.0.230.0000.00717.09
8.0.220.0000.00816.92
8.0.210.0030.00316.94
8.0.200.0040.00417.22
8.0.190.0050.00217.12
8.0.180.0000.00717.06
8.0.170.0080.00017.09
8.0.160.0040.00317.00
8.0.150.0040.00416.98
8.0.140.0040.00417.02
8.0.130.0000.00613.62
8.0.120.0040.00417.08
8.0.110.0080.00017.05
8.0.100.0040.00417.11
8.0.90.0040.00416.98
8.0.80.0140.00717.04
8.0.70.0030.00617.11
8.0.60.0050.00217.17
8.0.50.0070.00016.98
8.0.30.0080.01217.39
8.0.20.0090.00917.40
8.0.10.0080.00017.09
8.0.00.0050.01217.06
7.4.330.0030.00314.98
7.4.320.0030.00316.70
7.4.300.0030.00316.66
7.4.290.0040.00416.70
7.4.280.0000.00716.83
7.4.270.0070.00016.81
7.4.260.0000.00513.48
7.4.250.0030.00516.60
7.4.240.0000.00816.67
7.4.230.0030.00316.69
7.4.220.0090.00916.77
7.4.210.0070.00916.79
7.4.200.0040.00316.70
7.4.190.0030.00616.66
7.4.160.0060.00916.76
7.4.150.0100.01017.40
7.4.140.0080.00917.86
7.4.130.0140.00716.73
7.4.120.0110.00716.78
7.4.110.0070.01016.86
7.4.100.0100.00616.70
7.4.90.0100.01016.59
7.4.80.0110.00519.39
7.4.70.0100.00616.90
7.4.60.0110.00616.78
7.4.50.0000.00916.49
7.4.40.0060.01022.77
7.4.30.0150.00616.72
7.4.00.0060.01014.96
7.3.330.0030.00313.46
7.3.320.0000.00513.46
7.3.310.0000.00816.52
7.3.300.0070.00016.38
7.3.290.0090.00616.45
7.3.280.0080.01016.49
7.3.270.0080.00917.40
7.3.260.0090.01318.24
7.3.250.0140.00616.61
7.3.240.0070.01016.48
7.3.230.0060.00916.80
7.3.210.0100.00616.73
7.3.200.0190.00419.39
7.3.190.0090.01316.45
7.3.180.0120.00316.50
7.3.170.0190.00316.65
7.3.160.0060.00916.38
7.3.120.0050.01415.13
7.3.110.0080.00815.08
7.3.100.0070.01014.82
7.3.90.0040.00714.93
7.3.80.0060.00615.02
7.3.70.0060.00914.89
7.3.60.0070.00714.96
7.3.50.0070.00714.77
7.3.40.0120.00314.79
7.3.30.0060.00614.93
7.3.20.0040.01116.85
7.3.10.0100.00316.89
7.3.00.0090.00716.59
7.2.330.0130.00516.78
7.2.320.0170.00017.00
7.2.310.0130.00516.79
7.2.300.0090.00616.66
7.2.290.0070.01016.99
7.2.250.0070.01315.35
7.2.240.0030.01315.04
7.2.230.0120.00315.46
7.2.220.0000.01715.11
7.2.210.0030.01615.31
7.2.200.0000.01214.98
7.2.190.0070.00714.95
7.2.180.0070.01015.32
7.2.170.0100.00615.36
7.2.130.0170.00317.01
7.2.120.0060.01316.79
7.2.110.0130.00317.03
7.2.100.0120.00316.91
7.2.90.0100.00717.04
7.2.80.0130.00617.03
7.2.70.0060.00917.06
7.2.60.0110.00516.91
7.2.50.0090.00617.12
7.2.40.0040.01517.20
7.2.30.0160.00316.84
7.2.20.0050.01216.87
7.2.10.0150.00716.86
7.2.00.0020.01318.14
7.1.330.0000.01515.93
7.1.320.0060.00616.00
7.1.310.0040.01115.91
7.1.300.0030.01016.05
7.1.290.0050.00516.19
7.1.280.0060.00915.87
7.1.270.0040.00815.90
7.1.260.0070.00416.05
7.1.250.0040.01215.82
7.1.240.0030.01415.69
7.1.230.0100.00715.82
7.1.220.0130.00315.68
7.1.210.0090.00615.93
7.1.200.0090.00715.86
7.1.190.0080.00716.01
7.1.180.0100.00615.62
7.1.170.0030.01015.63
7.1.160.0070.01015.97
7.1.150.0100.00315.93
7.1.140.0070.00615.92
7.1.130.0060.00915.68
7.1.120.0090.00916.08
7.1.110.0030.01516.03
7.1.100.0060.00617.00
7.1.90.0040.01215.87
7.1.80.0070.00715.79
7.1.70.0000.01016.49
7.1.60.0090.00917.57
7.1.50.0120.00816.47
7.1.40.0120.00415.99
7.1.30.0090.00415.89
7.1.20.0050.00915.70
7.1.10.0060.00915.73
7.1.00.0050.03219.18
7.0.330.0080.00815.27
7.0.320.0120.00414.94
7.0.310.0060.00915.16
7.0.300.0080.00814.95
7.0.290.0040.00915.20
7.0.280.0080.01215.28
7.0.270.0110.00815.29
7.0.260.0080.00815.12
7.0.250.0110.00315.52
7.0.240.0100.01015.53
7.0.230.0100.00615.30
7.0.220.0090.00615.28
7.0.210.0070.01015.67
7.0.200.0100.00616.14
7.0.190.0130.00315.68
7.0.180.0000.01215.70
7.0.170.0060.00615.15
7.0.160.0090.00615.44
7.0.150.0080.00815.25
7.0.140.0050.04118.48
7.0.130.0130.01015.19
7.0.120.0110.00815.35
7.0.110.0450.02617.44
7.0.100.0350.03617.58
7.0.90.0430.04917.64
7.0.80.0460.04617.58
7.0.70.0430.02817.59
7.0.60.0470.04017.64
7.0.50.0500.03217.74
7.0.40.0100.04016.44
7.0.30.0090.03916.57
7.0.20.0020.05316.67
7.0.10.0110.04216.54
7.0.00.0060.02816.52
5.6.380.0130.00314.02
5.6.370.0070.01113.81
5.6.360.0130.00514.25
5.6.350.0030.01513.98
5.6.340.0110.00814.15
5.6.330.0120.00613.86
5.6.320.0070.01114.17
5.6.310.0060.01214.42
5.6.300.0110.00814.27
5.6.290.0100.00714.38
5.6.280.0060.04317.72
5.6.270.0050.01114.03
5.6.260.0100.04017.37
5.6.250.0070.04617.43
5.6.240.0070.04717.61
5.6.230.0120.03817.38
5.6.220.0090.04417.36
5.6.210.0050.04517.44
5.6.200.0130.03317.46
5.6.190.0060.02917.43
5.6.180.0110.04017.31
5.6.170.0130.03617.50
5.6.160.0090.03917.38
5.6.150.0070.02917.30
5.6.140.0090.04517.17
5.6.130.0160.02817.35
5.6.120.0120.04317.38
5.6.110.0050.04817.20
5.6.100.0080.04517.40
5.6.90.0070.04417.21
5.6.80.0070.03517.12
5.6.70.0080.04016.99
5.6.60.0080.02516.99
5.6.50.0070.02216.90
5.6.40.0090.03617.01
5.6.30.0090.04017.01
5.6.20.0110.03217.08
5.6.10.0090.04016.99
5.6.00.0050.04317.08
5.5.380.0080.04115.95
5.5.370.0100.04115.85
5.5.360.0050.04415.74
5.5.350.0030.04315.79
5.5.340.0030.04416.07
5.5.330.0030.03316.09
5.5.320.0040.04116.02
5.5.310.0090.03015.91
5.5.300.0090.03616.07
5.5.290.0070.04416.00
5.5.280.0020.04615.99
5.5.270.0130.03516.01
5.5.260.0110.03716.04
5.5.250.0060.04615.87
5.5.240.0050.04415.70
5.5.230.0070.04115.71
5.5.220.0090.03815.67
5.5.210.0070.03915.75
5.5.200.0060.04115.75
5.5.190.0040.04315.64
5.5.180.0090.04215.66
5.5.170.0030.00311.18
5.5.160.0080.04115.67
5.5.150.0070.03915.75
5.5.140.0060.02615.68
5.5.130.0070.02515.70
5.5.120.0050.04315.71
5.5.110.0050.04315.68
5.5.100.0000.02915.69
5.5.90.0030.04315.59
5.5.80.0070.04015.69
5.5.70.0060.03615.59
5.5.60.0050.03815.62
5.5.50.0080.03715.61
5.5.40.0070.04115.63
5.5.30.0070.04515.72
5.5.20.0080.03715.67
5.5.10.0090.03615.62
5.5.00.0080.03615.57
5.4.450.0050.03815.26
5.4.440.0110.03815.25
5.4.430.0080.02515.40
5.4.420.0080.03515.22
5.4.410.0100.03515.20
5.4.400.0050.04215.09
5.4.390.0090.03815.18
5.4.380.0030.04315.06
5.4.370.0050.04015.12
5.4.360.0030.04015.18
5.4.350.0070.04015.09
5.4.340.0020.02915.18
5.4.330.0060.00611.18
5.4.320.0020.04415.08
5.4.310.0090.03315.18
5.4.300.0080.03715.06
5.4.290.0050.04015.20
5.4.280.0120.03415.07
5.4.270.0120.03515.25
5.4.260.0100.03515.08
5.4.250.0030.02815.08
5.4.240.0100.03215.13
5.4.230.0100.03715.07
5.4.220.0030.04315.16
5.4.210.0060.03615.17
5.4.200.0060.03815.15
5.4.190.0020.03615.16
5.4.180.0080.03515.25
5.4.170.0050.03415.09
5.4.160.0080.03515.19
5.4.150.0060.04315.20
5.4.140.0050.03813.84
5.4.130.0050.02513.83
5.4.120.0030.04013.76
5.4.110.0050.04313.81
5.4.100.0000.04313.91
5.4.90.0030.02513.84
5.4.80.0050.02113.86
5.4.70.0050.02213.82
5.4.60.0070.03013.81
5.4.50.0070.01813.81
5.4.40.0020.03313.85
5.4.30.0030.02113.84
5.4.20.0050.02113.80
5.4.10.0060.02113.85
5.4.00.0020.02013.46
5.3.290.0040.04212.93
5.3.280.0030.04212.90
5.3.270.0050.02712.89
5.3.260.0070.03912.96
5.3.250.0100.02012.87
5.3.240.0050.04012.90
5.3.230.0050.03812.95
5.3.220.0070.03612.94
5.3.210.0080.04312.86
5.3.200.0030.04112.94
5.3.190.0050.02012.80
5.3.180.0050.02012.87
5.3.170.0050.02812.87
5.3.160.0020.02512.88
5.3.150.0030.02212.88
5.3.140.0060.01812.87
5.3.130.0050.02212.90
5.3.120.0050.02012.87
5.3.110.0000.02512.88
5.3.100.0050.02012.59
5.3.90.0020.02212.60
5.3.80.0030.02112.58
5.3.70.0050.02612.57
5.3.60.0030.03812.63
5.3.50.0050.02712.56
5.3.40.0080.01712.63
5.3.30.0020.02212.55
5.3.20.0050.03312.44
5.3.10.0040.02112.42
5.3.00.0070.01812.33
5.2.170.0020.01811.61
5.2.160.0050.02711.61
5.2.150.0040.01611.61
5.2.140.0000.03811.61
5.2.130.0010.01811.61
5.2.120.0050.01511.61
5.2.110.0040.02511.61
5.2.100.0030.03311.61
5.2.90.0040.01711.61
5.2.80.0080.02811.61
5.2.70.0040.01611.61
5.2.60.0040.01711.61
5.2.50.0030.02711.61
5.2.40.0090.01911.61
5.2.30.0060.01511.61
5.2.20.0000.02211.61
5.2.10.0040.01511.61
5.2.00.0030.01611.61
5.1.60.0030.01511.61
5.1.50.0040.01711.61
5.1.40.0050.01311.61
5.1.30.0080.01911.61
5.1.20.0040.01811.61
5.1.10.0000.01811.61
5.1.00.0060.01211.61
5.0.50.0050.02011.61
5.0.40.0030.01111.61
5.0.30.0020.02011.61
5.0.20.0060.00911.61
5.0.10.0040.00811.61
5.0.00.0050.01311.61
4.4.90.0010.02011.61
4.4.80.0020.00811.61
4.4.70.0050.00611.61
4.4.60.0000.01011.61
4.4.50.0010.01011.61
4.4.40.0030.01911.61
4.4.30.0030.00811.61
4.4.20.0020.01311.61
4.4.10.0000.01211.61
4.4.00.0020.02011.61
4.3.110.0040.01011.61
4.3.100.0000.00911.61
4.3.90.0020.00911.61
4.3.80.0020.01711.61
4.3.70.0030.00811.61
4.3.60.0010.00911.61
4.3.50.0020.01011.61
4.3.40.0020.01511.61
4.3.30.0020.00811.61
4.3.20.0020.01011.61
4.3.10.0000.01211.61
4.3.00.0020.01311.61

preferences:
53 ms | 400 KiB | 5 Q