3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo PCRE_VERSION . PHP_EOL; echo preg_replace('/$/m', "$0,", "aa\r\nbb\n");

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)
8.3.40.0110.01118.69
8.3.30.0080.00619.10
8.3.20.0080.00020.29
8.3.10.0080.00023.48
8.3.00.0000.00820.95
8.2.170.0040.01122.96
8.2.160.0100.00720.35
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0040.00422.29
8.2.110.0060.00322.08
8.2.100.0000.01118.03
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00317.91
8.2.50.0050.00318.07
8.2.40.0070.00018.22
8.2.30.0070.00017.89
8.2.20.0070.00017.71
8.2.10.0040.00417.81
8.2.00.0050.00317.78
8.1.270.0080.00023.97
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0050.00523.98
8.1.230.0080.00319.22
8.1.220.0000.00717.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0000.00917.30
8.1.180.0040.00418.10
8.1.170.0060.00618.73
8.1.160.0000.00721.93
8.1.150.0050.00318.59
8.1.140.0020.00517.48
8.1.130.0070.00017.83
8.1.120.0070.00017.50
8.1.110.0000.00817.37
8.1.100.0000.00717.51
8.1.90.0000.00817.52
8.1.80.0070.00017.36
8.1.70.0030.00517.34
8.1.60.0040.00417.61
8.1.50.0000.00817.50
8.1.40.0040.00417.54
8.1.30.0000.00817.69
8.1.20.0040.00417.50
8.1.10.0000.00817.57
8.1.00.0030.00517.42
8.0.300.0030.00318.77
8.0.290.0050.00317.05
8.0.280.0000.00718.41
8.0.270.0040.00417.26
8.0.260.0060.00016.87
8.0.250.0030.00317.11
8.0.240.0030.00317.01
8.0.230.0000.00716.90
8.0.220.0000.00617.02
8.0.210.0050.00216.96
8.0.200.0000.00817.03
8.0.190.0030.00616.94
8.0.180.0030.00517.01
8.0.170.0000.00716.87
8.0.160.0000.00717.09
8.0.150.0030.00616.95
8.0.140.0000.00716.88
8.0.130.0050.00013.44
8.0.120.0040.00416.76
8.0.110.0030.00716.86
8.0.100.0040.00416.86
8.0.90.0000.00816.97
7.4.330.0000.00615.00
7.4.320.0060.00016.61
7.4.300.0040.00416.53
7.4.290.0050.00316.45
7.4.280.0030.00316.48
7.4.270.0030.00316.68
7.4.260.0000.00816.60
7.4.250.0040.00416.59
7.4.240.0040.00416.48
7.4.230.0070.00016.62
7.4.220.0040.00416.63
7.4.60.0070.01016.52
7.4.50.0000.00916.71
7.4.40.0070.01122.77
7.4.10.0070.01014.91
7.4.00.0090.00615.11
7.3.330.0050.00013.25
7.3.320.0000.00513.18
7.3.310.0050.00216.29
7.3.300.0000.00716.36
7.3.180.0030.01616.47
7.3.130.0090.00614.53
7.3.120.0130.00314.88
7.3.110.0040.01515.11
7.3.100.0110.00414.95
7.3.90.0040.01215.05
7.3.80.0030.00914.69
7.3.70.0100.00314.90
7.3.60.0040.01114.93
7.3.50.0080.00414.93
7.3.40.0040.01114.84
7.3.30.0150.00014.91
7.3.20.0100.00016.77
7.3.10.0070.00716.77
7.3.00.0060.00316.91
7.2.260.0040.01514.82
7.2.250.0090.00615.22
7.2.240.0090.00315.20
7.2.230.0000.01414.91
7.2.220.0060.00314.82
7.2.210.0030.01414.98
7.2.200.0000.02015.17
7.2.190.0090.00414.80
7.2.180.0070.00315.07
7.2.170.0030.00914.72
7.2.160.0050.00515.27
7.2.150.0060.00917.09
7.2.140.0100.00316.84
7.2.130.0030.01016.95
7.2.120.0090.00617.04
7.2.110.0050.00616.63
7.2.100.0000.01116.87
7.2.90.0030.01116.82
7.2.80.0060.01016.80
7.2.70.0080.00216.79
7.2.60.0070.00517.04
7.2.50.0050.00916.87
7.2.40.0100.00716.86
7.2.30.0060.00917.01
7.2.20.0060.00416.99
7.2.10.0020.01216.88
7.2.00.0070.00817.66
7.1.330.0070.00715.89
7.1.320.0030.01115.71
7.1.310.0080.00015.64
7.1.300.0070.01015.86
7.1.290.0070.00715.98
7.1.280.0040.01115.79
7.1.270.0000.01215.81
7.1.260.0040.00415.80
7.1.250.0090.00415.82
7.1.240.0080.00815.75
7.1.230.0050.00615.94
7.1.220.0070.00615.85
7.1.210.0070.00515.81
7.1.200.0000.01215.88
7.1.190.0090.00315.88
7.1.180.0090.00415.71
7.1.170.0030.00915.89
7.1.160.0060.00815.98
7.1.150.0070.00515.84
7.1.140.0060.00515.78
7.1.130.0070.00815.53
7.1.120.0020.01115.83
7.1.110.0040.00815.73
7.1.100.0080.00515.83
7.1.90.0060.00515.92
7.1.80.0070.00915.79
7.1.70.0050.00816.27
7.1.60.0060.01017.12
7.1.50.0060.00916.24
7.1.40.0080.00815.73
7.1.30.0050.01115.89
7.1.20.0030.01315.82
7.1.10.0090.00415.74
7.1.00.0050.03117.98
7.0.330.0080.00415.26
7.0.320.0000.01315.45
7.0.310.0090.00715.48
7.0.300.0040.00615.49
7.0.290.0050.00415.23
7.0.280.0090.00515.40
7.0.270.0030.01015.46
7.0.260.0040.00915.40
7.0.250.0030.00815.53
7.0.240.0050.01015.63
7.0.230.0070.00715.41
7.0.220.0050.00715.38
7.0.210.0090.00415.47
7.0.200.0060.00715.83
7.0.190.0060.00615.58
7.0.180.0100.00615.35
7.0.170.0070.00815.46
7.0.160.0020.01415.55
7.0.150.0040.00815.42
7.0.140.0020.03217.71
7.0.130.0040.00715.57
7.0.120.0060.00615.36
7.0.110.0060.00315.29
7.0.100.0070.03117.06
7.0.90.0030.03217.02
7.0.80.0060.03116.93
7.0.70.0180.02616.72
7.0.60.0190.02416.85
7.0.50.0130.03117.08
7.0.40.0050.03015.81
7.0.30.0040.02815.73
7.0.20.0030.02815.71
7.0.10.0020.02215.72
7.0.00.0080.02515.59
5.6.400.0000.01114.52
5.6.390.0000.00814.45
5.6.380.0030.00914.44
5.6.370.0040.00814.04
5.6.360.0070.00614.50
5.6.350.0030.01014.17
5.6.340.0050.00814.14
5.6.330.0080.00714.21
5.6.320.0050.00714.30
5.6.310.0060.00514.18
5.6.300.0060.00714.25
5.6.290.0040.00714.33
5.6.280.0060.03016.52
5.6.270.0040.00414.31
5.6.260.0050.00614.50
5.6.250.0100.02616.35
5.6.240.0080.02716.47
5.6.230.0040.03216.38
5.6.220.0100.02816.49
5.6.210.0040.03616.23
5.6.200.0070.03316.65
5.6.190.0100.03216.56
5.6.180.0010.03616.47
5.6.170.0030.03116.55
5.6.160.0040.03316.59
5.6.150.0030.02416.52
5.6.140.0060.01616.61
5.6.130.0080.03116.60
5.6.120.0050.02316.55
5.6.110.0030.03216.53
5.6.100.0060.02616.71
5.6.90.0080.02816.42
5.6.80.0060.03216.28
5.6.70.0090.03016.24
5.6.60.0090.02616.21
5.6.50.0090.03016.34
5.6.40.0060.02716.17
5.6.30.0010.03616.20
5.6.20.0070.02716.26
5.6.10.0050.02516.18
5.6.00.0060.03016.24
5.5.380.0080.03015.80
5.5.370.0080.02515.84
5.5.360.0080.01615.80
5.5.350.0020.03315.87
5.5.340.0050.03515.95
5.5.330.0060.02816.03
5.5.320.0080.03015.95
5.5.310.0090.02915.94
5.5.300.0070.02915.90
5.5.290.0050.01615.89
5.5.280.0010.03815.97
5.5.270.0060.01815.87
5.5.260.0060.01815.89
5.5.250.0030.03515.75
5.5.240.0070.02515.67
5.5.230.0070.02815.72
5.5.220.0070.02915.81
5.5.210.0040.03015.75
5.5.200.0030.02515.73
5.5.190.0040.03015.79
5.5.180.0050.03015.75
5.5.170.0020.00814.25
5.5.160.0040.03315.69
5.5.150.0110.02415.63
5.5.140.0060.02115.61
5.5.130.0080.01715.63
5.5.120.0080.02015.73
5.5.110.0050.02415.68
5.5.100.0070.02915.71
5.5.90.0090.02515.69
5.5.80.0030.03315.69
5.5.70.0030.02315.73
5.5.60.0080.02815.59
5.5.50.0030.02515.67
5.5.40.0030.02715.68
5.5.30.0060.02715.69
5.5.20.0030.01915.67
5.5.10.0050.02615.57
5.5.00.0030.02015.57
5.4.450.0040.03014.30
5.4.440.0050.02914.20
5.4.430.0060.02614.39
5.4.420.0080.01714.27
5.4.410.0030.02214.34
5.4.400.0090.02614.24
5.4.390.0070.02814.27
5.4.380.0070.02514.32
5.4.370.0040.02714.19
5.4.360.0070.02714.22
5.4.350.0050.02714.14
5.4.340.0020.03214.14
5.4.330.0060.00611.82
5.4.320.0060.02614.32
5.4.310.0060.02214.23
5.4.300.0050.02814.28
5.4.290.0050.02814.25
5.4.280.0040.02514.21
5.4.270.0060.02414.25
5.4.260.0030.02614.28
5.4.250.0080.02514.20
5.4.240.0070.01814.27
5.4.230.0030.02914.19
5.4.220.0050.02814.18
5.4.210.0050.02814.28
5.4.200.0020.02814.25
5.4.190.0040.01914.26
5.4.180.0040.02814.11
5.4.170.0060.02414.23
5.4.160.0070.03014.16
5.4.150.0090.02614.26
5.4.140.0050.02913.31
5.4.130.0080.02513.28
5.4.120.0070.02813.34
5.4.110.0060.02313.33
5.4.100.0060.02713.19
5.4.90.0030.02913.27
5.4.80.0060.02413.34
5.4.70.0030.02113.29
5.4.60.0050.02313.26
5.4.50.0060.02613.27
5.4.40.0060.02713.38
5.4.30.0060.01913.23
5.4.20.0040.03013.32
5.4.10.0060.02713.32
5.4.00.0030.03013.20
5.3.290.0080.02712.64
5.3.280.0050.02712.49
5.3.270.0100.02612.49
5.3.260.0040.02912.55
5.3.250.0060.02712.59
5.3.240.0050.01712.55
5.3.230.0080.02712.58
5.3.220.0070.02312.47
5.3.210.0060.02912.52
5.3.200.0020.03112.54
5.3.190.0070.02912.46
5.3.180.0040.03212.57
5.3.170.0080.02412.59
5.3.160.0090.02512.58
5.3.150.0080.02912.62
5.3.140.0040.03012.53
5.3.130.0080.02612.55
5.3.120.0050.02712.55
5.3.110.0070.02812.61
5.3.100.0100.02512.40
5.3.90.0080.02612.27
5.3.80.0040.03012.36
5.3.70.0090.02612.28
5.3.60.0030.02912.39
5.3.50.0090.01612.23
5.3.40.0040.03012.25
5.3.30.0070.02812.23
5.3.20.0050.01912.22
5.3.10.0060.02812.15
5.3.00.0090.02512.16
5.2.170.0000.02912.51
5.2.160.0050.01512.51
5.2.150.0100.02312.51
5.2.140.0060.02912.51
5.2.130.0050.01812.51
5.2.120.0050.01512.51
5.2.110.0020.03312.51
5.2.100.0080.03012.51
5.2.90.0100.02312.51
5.2.80.0030.03512.51
5.2.70.0030.02712.51
5.2.60.0090.02812.51
5.2.50.0020.02312.51
5.2.40.0050.03312.51
5.2.30.0030.02612.51
5.2.20.0060.02812.51
5.2.10.0040.03212.51
5.2.00.0050.03012.51
5.1.60.0040.03012.51
5.1.50.0050.02512.51
5.1.40.0050.02512.51
5.1.30.0040.02012.51
5.1.20.0050.02712.51
5.1.10.0020.03112.51
5.1.00.0030.02712.51
5.0.50.0020.02312.51
5.0.40.0020.02412.51
5.0.30.0000.04012.51
5.0.20.0000.02712.51
5.0.10.0090.01712.51
5.0.00.0000.03712.51
4.4.90.0030.01812.51
4.4.80.0020.01112.51
4.4.70.0020.02012.51
4.4.60.0020.02012.51
4.4.50.0080.01312.51
4.4.40.0030.02912.51
4.4.30.0050.01612.51
4.4.20.0050.01712.51
4.4.10.0030.02012.51
4.4.00.0000.03012.51
4.3.110.0020.02012.51
4.3.100.0060.01612.51
4.3.90.0000.02012.51
4.3.80.0030.02212.51
4.3.70.0020.01712.51
4.3.60.0020.01912.51
4.3.50.0000.01612.51
4.3.40.0040.02912.51
4.3.30.0000.02012.51
4.3.20.0030.01812.51
4.3.10.0030.01312.51
4.3.00.0000.02112.51

preferences:
41.59 ms | 400 KiB | 5 Q