3v4l.org

run code in 300+ PHP versions simultaneously
<?php $msg = "1a12v21sfsd4"; $txt = "/(1[a-z]+1)/"; $res = preg_replace_callback($txt,function($m){ print_r($m); //return $m; },$msg); echo $res;

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)
8.3.60.0170.00318.45
8.3.50.0130.00521.99
8.3.40.0070.00718.87
8.3.30.0100.00718.95
8.3.20.0040.00420.17
8.3.10.0080.00021.94
8.3.00.0050.00222.41
8.2.180.0070.01016.84
8.2.170.0130.00322.96
8.2.160.0070.00721.02
8.2.150.0060.00824.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0040.00421.00
8.2.110.0000.00922.14
8.2.100.0120.00019.70
8.2.90.0040.00419.05
8.2.80.0060.00318.03
8.2.70.0040.00417.75
8.2.60.0060.00317.93
8.2.50.0080.00018.07
8.2.40.0030.00518.09
8.2.30.0030.00518.08
8.2.20.0040.00417.84
8.2.10.0040.00417.86
8.2.00.0110.00017.93
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0030.00626.35
8.1.250.0030.00528.09
8.1.240.0030.00720.60
8.1.230.0040.00817.77
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0090.00017.48
8.1.190.0030.00517.38
8.1.180.0040.00418.73
8.1.170.0060.00318.77
8.1.160.0050.00222.08
8.1.150.0000.00718.82
8.1.140.0000.00817.64
8.1.130.0040.00417.73
8.1.120.0030.00317.64
8.1.110.0000.00817.59
8.1.100.0000.00717.58
8.1.90.0030.00817.66
8.1.80.0000.00717.60
8.1.70.0000.00717.58
8.1.60.0000.00817.78
8.1.50.0000.00817.71
8.1.40.0030.00517.69
8.1.30.0070.00017.61
8.1.20.0000.00817.80
8.1.10.0030.00717.67
8.1.00.0040.00417.64
8.0.300.0000.00718.77
8.0.290.0040.00417.16
8.0.280.0040.00418.50
8.0.270.0030.00317.26
8.0.260.0060.00017.02
8.0.250.0030.00317.09
8.0.240.0000.00717.00
8.0.230.0030.00316.91
8.0.220.0030.00316.98
8.0.210.0070.00016.86
8.0.200.0060.00017.09
8.0.190.0030.00317.09
8.0.180.0000.00716.95
8.0.170.0040.00416.97
8.0.160.0040.00417.02
8.0.150.0070.00017.01
8.0.140.0040.00416.98
8.0.130.0000.00513.45
8.0.120.0080.00017.00
8.0.110.0050.00316.87
8.0.100.0000.00816.83
8.0.90.0000.00716.93
8.0.80.0120.00316.95
8.0.70.0050.00217.14
8.0.60.0040.00416.91
8.0.50.0040.00416.84
8.0.30.0090.01317.38
8.0.20.0100.00917.41
8.0.10.0000.00717.01
8.0.00.0080.01116.96
7.4.330.0030.00315.08
7.4.320.0060.00016.68
7.4.300.0030.00316.73
7.4.290.0060.00316.71
7.4.280.0060.00016.84
7.4.270.0000.00716.80
7.4.260.0000.00716.86
7.4.250.0000.00716.60
7.4.240.0020.00516.78
7.4.230.0030.00316.70
7.4.220.0070.01116.73
7.4.210.0110.00416.77
7.4.200.0000.00716.79
7.4.190.0080.00016.97
7.4.160.0140.00816.75
7.4.150.0150.00617.40
7.4.140.0160.00217.86
7.4.130.0070.01016.69
7.4.120.0060.01116.67
7.4.110.0140.00316.55
7.4.100.0100.00716.83
7.4.90.0070.01016.75
7.4.80.0060.01119.39
7.4.70.0070.01716.46
7.4.60.0080.00816.72
7.4.50.0000.00816.53
7.4.40.0000.01122.77
7.4.30.0060.00916.61
7.4.10.0130.00615.11
7.4.00.0070.00815.23
7.3.330.0000.00513.31
7.3.320.0000.00513.24
7.3.310.0040.00416.35
7.3.300.0000.00716.46
7.3.290.0100.00316.50
7.3.280.0110.00816.47
7.3.270.0140.00317.40
7.3.260.0080.00816.64
7.3.250.0070.01016.46
7.3.240.0030.01516.73
7.3.230.0130.00516.55
7.3.210.0100.00716.43
7.3.200.0100.00719.39
7.3.190.0090.00916.56
7.3.180.0100.00716.54
7.3.170.0160.00016.46
7.3.160.0130.00316.45
7.3.130.0070.01314.89
7.3.120.0140.00314.95
7.3.110.0120.00615.02
7.3.100.0060.00614.78
7.3.90.0050.00814.61
7.3.80.0070.00714.63
7.3.70.0080.00814.77
7.3.60.0000.01715.03
7.3.50.0070.00415.11
7.3.40.0070.00714.67
7.3.30.0110.00314.76
7.3.20.0060.00616.71
7.3.10.0090.00316.80
7.3.00.0070.00716.86
7.2.330.0030.01416.95
7.2.320.0090.00916.84
7.2.310.0080.01216.84
7.2.300.0070.01016.84
7.2.290.0030.01316.93
7.2.260.0060.01314.98
7.2.250.0100.01014.93
7.2.240.0040.01114.88
7.2.230.0080.00814.89
7.2.220.0070.01115.11
7.2.210.0080.00815.11
7.2.200.0100.00315.15
7.2.190.0060.00315.36
7.2.180.0000.01214.94
7.2.170.0070.00715.31
7.2.160.0070.00715.07
7.2.150.0030.00717.06
7.2.140.0050.00517.05
7.2.130.0070.00816.76
7.2.120.0060.00716.97
7.2.110.0090.00616.97
7.2.100.0080.00617.01
7.2.90.0060.00516.90
7.2.80.0030.01517.23
7.2.70.0070.00717.05
7.2.60.0040.01017.00
7.2.50.0120.00517.10
7.2.40.0080.00817.16
7.2.30.0080.00917.04
7.2.20.0070.00916.87
7.2.10.0090.00517.02
7.2.00.0050.00917.72
7.1.330.0100.00315.91
7.1.320.0030.00615.91
7.1.310.0090.00315.76
7.1.300.0040.00815.63
7.1.290.0000.01115.90
7.1.280.0040.00715.76
7.1.270.0030.01016.00
7.1.260.0000.01315.73
7.1.250.0030.01015.77
7.1.240.0080.00815.97
7.1.230.0040.00815.88
7.1.220.0040.00915.72
7.1.210.0080.00615.92
7.1.200.0080.00915.87
7.1.190.0070.00715.89
7.1.180.0060.01015.74
7.1.170.0100.00715.86
7.1.160.0080.00615.85
7.1.150.0060.00415.80
7.1.140.0090.00615.62
7.1.130.0050.00715.67
7.1.120.0100.00515.80
7.1.110.0080.00615.84
7.1.100.0050.00716.66
7.1.90.0020.01115.84
7.1.80.0080.00715.81
7.1.70.0030.00816.42
7.1.60.0050.01317.20
7.1.50.0020.01216.09
7.1.40.0090.00315.88
7.1.30.0080.00715.65
7.1.20.0030.01115.68
7.1.10.0030.01215.83
7.1.00.0080.02617.97
7.0.330.0040.00915.44
7.0.320.0020.01115.42
7.0.310.0020.01315.38
7.0.300.0060.00615.34
7.0.290.0070.00815.52
7.0.280.0080.00315.48
7.0.270.0000.01415.21
7.0.260.0040.00815.34
7.0.250.0070.00915.34
7.0.240.0080.00215.49
7.0.230.0100.00315.14
7.0.220.0070.00415.28
7.0.210.0000.01015.39
7.0.200.0050.00615.94
7.0.190.0050.00615.46
7.0.180.0050.00715.51
7.0.170.0050.00615.50
7.0.160.0080.00615.37
7.0.150.0070.00715.39
7.0.140.0080.03017.72
7.0.130.0050.00615.44
7.0.120.0080.00515.57
7.0.110.0090.03016.79
7.0.100.0040.03516.92
7.0.90.0070.03316.89
7.0.80.0040.02516.94
7.0.70.0110.03517.00
7.0.60.0070.02616.94
7.0.50.0080.03416.98
7.0.40.0030.03215.69
7.0.30.0100.02915.63
7.0.20.0090.02815.54
7.0.10.0020.03715.62
7.0.00.0090.02815.53
5.6.400.0070.00713.99
5.6.390.0070.00414.46
5.6.380.0080.00614.13
5.6.370.0070.00614.16
5.6.360.0040.00814.36
5.6.350.0040.00714.29
5.6.340.0070.01014.17
5.6.330.0040.01014.22
5.6.320.0070.00614.42
5.6.310.0040.00914.16
5.6.300.0040.00514.21
5.6.290.0030.00814.08
5.6.280.0050.02816.63
5.6.270.0100.00514.39
5.6.260.0060.03016.29
5.6.250.0110.02716.36
5.6.240.0070.02416.27
5.6.230.0070.02116.32
5.6.220.0080.02316.24
5.6.210.0070.02916.28
5.6.200.0090.02816.35
5.6.190.0080.03116.25
5.6.180.0080.03016.34
5.6.170.0020.03216.51
5.6.160.0050.03216.42
5.6.150.0120.02716.30
5.6.140.0080.01616.57
5.6.130.0080.03116.33
5.6.120.0040.02816.39
5.6.110.0030.02916.41
5.6.100.0070.03016.31
5.6.90.0100.02916.28
5.6.80.0050.02316.21
5.6.70.0090.01916.31
5.6.60.0080.02316.13
5.6.50.0050.03116.22
5.6.40.0090.01815.99
5.6.30.0020.03116.11
5.6.20.0080.02816.26
5.6.10.0030.02116.12
5.6.00.0030.03316.10
5.5.380.0050.03014.27
5.5.370.0050.02614.28
5.5.360.0060.02814.30
5.5.350.0090.01514.25
5.5.340.0080.02714.30
5.5.330.0040.03214.47
5.5.320.0040.03014.49
5.5.310.0070.02914.55
5.5.300.0080.02914.31
5.5.290.0030.03214.48
5.5.280.0070.02914.38
5.5.270.0050.03314.30
5.5.260.0040.02314.54
5.5.250.0060.03214.39
5.5.240.0070.02714.09
5.5.230.0090.02714.16
5.5.220.0060.02414.27
5.5.210.0070.02814.14
5.5.200.0090.02614.15
5.5.190.0050.03214.38
5.5.180.0090.02814.19
5.5.170.0090.00512.78
5.5.160.0070.02814.25
5.5.150.0030.02614.23
5.5.140.0010.03014.11
5.5.130.0040.03014.25
5.5.120.0060.02814.26
5.5.110.0060.02714.26
5.5.100.0080.02814.23
5.5.90.0080.02814.09
5.5.80.0040.02814.13
5.5.70.0080.01814.11
5.5.60.0070.01614.27
5.5.50.0070.02914.00
5.5.40.0030.02214.14
5.5.30.0060.02914.21
5.5.20.0070.02714.23
5.5.10.0040.02514.22
5.5.00.0070.02714.10
5.4.450.0060.02014.09
5.4.440.0070.03013.89
5.4.430.0040.03214.01
5.4.420.0040.03313.84
5.4.410.0070.03113.92
5.4.400.0060.02813.71
5.4.390.0060.03013.76
5.4.380.0070.02913.66
5.4.370.0050.03313.71
5.4.360.0090.01913.68
5.4.350.0040.02813.77
5.4.340.0030.03113.60
5.4.330.0090.00110.98
5.4.320.0040.01813.68
5.4.310.0040.02813.61
5.4.300.0030.03113.70
5.4.290.0050.02213.71
5.4.280.0070.02513.69
5.4.270.0090.02413.63
5.4.260.0070.02913.53
5.4.250.0060.02313.62
5.4.240.0050.03013.76
5.4.230.0040.02813.69
5.4.220.0050.02013.64
5.4.210.0060.02913.75
5.4.200.0010.03213.53
5.4.190.0050.03313.65
5.4.180.0040.02113.76
5.4.170.0060.02613.59
5.4.160.0080.02813.60
5.4.150.0030.03313.70
5.4.140.0070.02812.93
5.4.130.0040.02212.94
5.4.120.0070.02512.82
5.4.110.0030.01612.72
5.4.100.0000.03112.82
5.4.90.0030.03112.79
5.4.80.0060.02912.64
5.4.70.0040.01512.76
5.4.60.0060.02512.76
5.4.50.0060.02712.79
5.4.40.0040.01912.79
5.4.30.0070.02812.85
5.4.20.0060.02412.77
5.4.10.0050.02912.82
5.4.00.0050.01512.47
5.3.290.0060.02712.10
5.3.280.0050.02611.93
5.3.270.0070.02912.06
5.3.260.0030.03211.97
5.3.250.0030.02211.97
5.3.240.0040.02811.99
5.3.230.0040.02912.07
5.3.220.0040.02711.88
5.3.210.0020.03111.97
5.3.200.0060.02711.87
5.3.190.0080.02712.04
5.3.180.0050.02612.02
5.3.170.0040.02912.03
5.3.160.0030.03211.95
5.3.150.0030.03012.02
5.3.140.0070.02712.05
5.3.130.0020.03112.02
5.3.120.0030.02812.00
5.3.110.0030.02912.04
5.3.100.0030.02811.76
5.3.90.0060.02011.89
5.3.80.0020.03211.84
5.3.70.0030.02911.75
5.3.60.0070.02511.90
5.3.50.0050.02911.78
5.3.40.0060.01711.84
5.3.30.0050.03011.83
5.3.20.0050.01511.81
5.3.10.0060.02711.63
5.3.00.0050.02711.71
5.2.170.0050.02011.05
5.2.160.0050.03110.91
5.2.150.0020.01910.99
5.2.140.0020.03811.03
5.2.130.0030.03311.03
5.2.120.0050.03011.00
5.2.110.0060.03610.96
5.2.100.0070.02910.96
5.2.90.0020.03810.97
5.2.80.0050.03311.07
5.2.70.0050.03310.96
5.2.60.0090.02810.94
5.2.50.0020.03710.92
5.2.40.0100.02510.96
5.2.30.0000.02010.88
5.2.20.0050.02110.91
5.2.10.0020.03210.86
5.2.00.0030.03310.87
5.1.60.0040.02910.36
5.1.50.0000.03310.42
5.1.40.0040.02910.40
5.1.30.0060.02310.59
5.1.20.0070.02310.74
5.1.10.0000.03510.53
5.1.00.0000.02610.52
5.0.50.0030.0189.63
5.0.40.0010.0259.62
5.0.30.0030.0329.60
5.0.20.0050.0179.63
5.0.10.0030.0239.65
5.0.00.0030.0329.51
4.4.90.0020.0158.93
4.4.80.0030.0178.93
4.4.70.0020.0208.93
4.4.60.0000.0218.93
4.4.50.0030.0178.93
4.4.40.0010.0218.93
4.4.30.0010.0198.93
4.4.20.0040.0178.93
4.4.10.0020.0188.93
4.4.00.0030.0298.93
4.3.110.0020.0178.93
4.3.100.0050.0178.93
4.3.90.0030.0158.93
4.3.80.0030.0278.93
4.3.70.0000.0208.93
4.3.60.0030.0178.93
4.3.50.0020.0228.93
4.3.40.0030.0278.93
4.3.30.0000.0198.93
4.3.20.0000.0228.93
4.3.10.0020.0188.93
4.3.00.0000.0218.93

preferences:
41.08 ms | 401 KiB | 5 Q