3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'miauw'; $result = preg_replace('/./uD', '', $string, -1, $count); var_dump( $string, $result, $count );

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)
8.3.60.0140.00718.68
8.3.50.0230.01421.33
8.3.40.0040.01118.79
8.3.30.0070.00720.00
8.3.20.0080.00020.29
8.3.10.0040.01122.05
8.3.00.0040.00422.52
8.2.180.0030.01716.63
8.2.170.0070.00722.96
8.2.160.0070.00722.20
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00420.89
8.2.110.0060.00322.36
8.2.100.0120.00017.84
8.2.90.0000.00819.27
8.2.80.0040.00419.13
8.2.70.0080.00017.63
8.2.60.0050.00317.93
8.2.50.0030.00618.07
8.2.40.0040.00419.94
8.2.30.0030.00719.43
8.2.20.0070.00017.79
8.2.10.0040.00417.86
8.2.00.0060.00317.94
8.1.280.0140.00725.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.01023.61
8.1.230.0080.00518.97
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.38
8.1.190.0000.00817.41
8.1.180.0050.00318.10
8.1.170.0050.00318.64
8.1.160.0040.00418.84
8.1.150.0070.00018.71
8.1.140.0040.00417.52
8.1.130.0030.00317.83
8.1.120.0040.00417.45
8.1.110.0000.00717.58
8.1.100.0040.00317.44
8.1.90.0000.00717.46
8.1.80.0000.00717.43
8.1.70.0030.00317.39
8.1.60.0040.00417.66
8.1.50.0000.00717.52
8.1.40.0040.00417.47
8.1.30.0080.00017.55
8.1.20.0040.00417.79
8.1.10.0000.00717.70
8.1.00.0040.00417.46
8.0.300.0040.00418.77
8.0.290.0080.00017.04
8.0.280.0030.00318.30
8.0.270.0030.00317.20
8.0.260.0000.00616.95
8.0.250.0030.00316.97
8.0.240.0050.00317.07
8.0.230.0070.00017.07
8.0.220.0000.00717.04
8.0.210.0030.00317.03
8.0.200.0060.00017.08
8.0.190.0040.00417.01
8.0.180.0030.00517.00
8.0.170.0000.00716.89
8.0.160.0070.00016.94
8.0.150.0040.00416.86
8.0.140.0000.00717.04
8.0.130.0000.00613.42
8.0.120.0030.00517.04
8.0.110.0040.00416.86
8.0.100.0050.00316.87
8.0.90.0040.00416.97
8.0.80.0090.00617.06
8.0.70.0070.00317.00
8.0.60.0040.00416.91
8.0.50.0080.00017.01
8.0.30.0150.00817.12
8.0.20.0150.00317.40
8.0.10.0050.00317.04
8.0.00.0140.00616.80
7.4.330.0030.00315.00
7.4.320.0060.00016.70
7.4.300.0060.00016.58
7.4.290.0030.00316.75
7.4.280.0000.00716.64
7.4.270.0000.00716.64
7.4.260.0000.00513.30
7.4.250.0040.00416.50
7.4.240.0050.00216.69
7.4.230.0000.00716.61
7.4.220.0090.00916.83
7.4.210.0120.00516.60
7.4.200.0070.00016.55
7.4.190.0000.00716.55
7.4.160.0110.00416.65
7.4.150.0140.00317.40
7.4.140.0070.01017.86
7.4.130.0110.00816.65
7.4.120.0130.00516.64
7.4.110.0100.00716.59
7.4.100.0120.00616.91
7.4.90.0130.00316.58
7.4.80.0110.00319.39
7.4.70.0200.00316.42
7.4.60.0140.00416.49
7.4.50.0090.00016.49
7.4.40.0040.01422.77
7.4.30.0080.01216.66
7.4.10.0050.01215.50
7.4.00.0070.01015.21
7.3.330.0060.00013.31
7.3.320.0000.00513.25
7.3.310.0000.00716.23
7.3.300.0070.00016.38
7.3.290.0070.00716.33
7.3.280.0040.01216.29
7.3.270.0130.00317.40
7.3.260.0200.00416.50
7.3.250.0120.00716.46
7.3.240.0040.01516.43
7.3.230.0170.00016.39
7.3.210.0090.00916.55
7.3.200.0040.01519.39
7.3.190.0070.01016.39
7.3.180.0060.00916.57
7.3.170.0060.01016.27
7.3.160.0110.00516.79
7.3.130.0070.00915.49
7.3.120.0060.00815.08
7.3.110.0070.00815.04
7.3.100.0070.00815.09
7.3.90.0090.00615.20
7.3.80.0060.01015.26
7.3.70.0050.01015.11
7.3.60.0080.00615.16
7.3.50.0080.00415.08
7.3.40.0050.00815.11
7.3.30.0050.00915.10
7.3.20.0050.00916.45
7.3.10.0030.01016.56
7.3.00.0080.00716.60
7.2.330.0070.01016.61
7.2.320.0070.01016.73
7.2.310.0080.00816.69
7.2.300.0000.01616.70
7.2.290.0080.00816.52
7.2.260.0070.01015.48
7.2.250.0070.01115.35
7.2.240.0050.01115.38
7.2.230.0060.01015.35
7.2.220.0090.00615.29
7.2.210.0060.00815.32
7.2.200.0060.01015.19
7.2.190.0050.00915.25
7.2.180.0050.00915.29
7.2.170.0070.00615.33
7.2.160.0070.00815.40
7.2.150.0080.00816.76
7.2.140.0130.01016.61
7.2.130.0040.00916.77
7.2.120.0080.00816.77
7.2.110.0060.01016.71
7.2.100.0070.00816.80
7.2.90.0050.00716.84
7.2.80.0070.01016.90
7.2.70.0080.00716.79
7.2.60.0070.00816.84
7.2.50.0050.01116.69
7.2.40.0040.01116.78
7.2.30.0090.00516.86
7.2.20.0100.00616.88
7.2.10.0050.00916.79
7.2.00.0030.01017.35
7.1.330.0110.00615.77
7.1.320.0060.00815.80
7.1.310.0070.00815.73
7.1.300.0080.00615.78
7.1.290.0080.00615.79
7.1.280.0080.00815.80
7.1.270.0070.00815.85
7.1.260.0070.00715.82
7.1.250.0080.00715.74
7.1.240.0080.00615.80
7.1.230.0080.00715.71
7.1.220.0060.00815.69
7.1.210.0040.01115.89
7.1.200.0080.00815.75
7.1.190.0080.00615.76
7.1.180.0070.00915.72
7.1.170.0080.00615.69
7.1.160.0060.00815.87
7.1.150.0060.00815.81
7.1.140.0080.00815.71
7.1.130.0080.00815.79
7.1.120.0070.00815.63
7.1.110.0100.00715.69
7.1.100.0050.01116.15
7.1.90.0090.00615.71
7.1.80.0080.00715.80
7.1.70.0020.01216.05
7.1.60.0150.01016.36
7.1.50.0050.01115.96
7.1.40.0070.00815.68
7.1.30.0100.00515.65
7.1.20.0040.01115.65
7.1.10.0090.00715.69
7.1.00.0080.01217.05
7.0.330.0080.00615.45
7.0.320.0070.00615.30
7.0.310.0090.00615.36
7.0.300.0030.00915.32
7.0.290.0050.00915.35
7.0.280.0080.00715.36
7.0.270.0060.00715.37
7.0.260.0070.00515.36
7.0.250.0070.00715.45
7.0.240.0050.01015.28
7.0.230.0040.01015.37
7.0.220.0040.01215.43
7.0.210.0080.00615.34
7.0.200.0080.00615.76
7.0.190.0020.01215.30
7.0.180.0070.00715.34
7.0.170.0090.00615.28
7.0.160.0050.01115.35
7.0.150.0090.00615.49
7.0.140.0060.02016.62
7.0.130.0120.00515.31
7.0.120.0080.00615.46
7.0.110.0060.00915.34
7.0.100.0080.00715.33
7.0.90.0180.01916.38
7.0.80.0220.02416.30
7.0.70.0170.01316.23
7.0.60.0170.01616.35
7.0.50.0140.01716.48
7.0.40.0110.01915.16
7.0.30.0080.02115.19
7.0.20.0100.01915.15
7.0.10.0090.02215.17
7.0.00.0080.01415.13
5.6.400.0050.00814.58
5.6.390.0080.00614.55
5.6.380.0100.00614.54
5.6.370.0080.00614.65
5.6.360.0050.01014.57
5.6.350.0080.00714.55
5.6.340.0080.00814.79
5.6.330.0080.00614.66
5.6.320.0090.00814.70
5.6.310.0060.00814.78
5.6.300.0070.01114.80
5.6.290.0080.01014.65
5.6.280.0050.02215.88
5.6.270.0080.00714.62
5.6.260.0080.00914.80
5.6.250.0070.00914.66
5.6.240.0120.00314.45
5.6.230.0080.01915.78
5.6.220.0100.01015.81
5.6.210.0080.01715.92
5.6.200.0080.01615.75
5.6.190.0050.02115.98
5.6.180.0110.01815.86
5.6.170.0080.02215.77
5.6.160.0090.02315.88
5.6.150.0100.01715.94
5.6.140.0090.02315.78
5.6.130.0070.01815.94
5.6.120.0090.02315.79
5.6.110.0070.02215.85
5.6.100.0060.02515.92
5.6.90.0100.02115.90
5.6.80.0090.02215.65
5.6.70.0100.01415.69
5.6.60.0100.01715.70
5.6.50.0080.01615.72
5.6.40.0060.01615.80
5.6.30.0060.02515.79
5.6.20.0100.01915.57
5.6.10.0070.02315.65
5.6.00.0040.02515.74
5.5.380.0040.01314.42
5.5.370.0050.02215.61
5.5.360.0060.01515.66
5.5.350.0090.02115.60
5.5.340.0110.01915.93
5.5.330.0100.01315.73
5.5.320.0100.01815.71
5.5.310.0080.02315.85
5.5.300.0080.01715.69
5.5.290.0080.01515.68
5.5.280.0100.01315.71
5.5.270.0080.02315.72
5.5.260.0060.02415.57
5.5.250.0110.02015.70
5.5.240.0080.02115.54
5.5.230.0110.01915.57
5.5.220.0060.02315.58
5.5.210.0080.01715.60
5.5.200.0110.01315.54
5.5.190.0060.02315.56
5.5.180.0100.01915.64
5.5.170.0050.01114.37
5.5.160.0070.01915.47
5.5.150.0080.01715.56
5.5.140.0080.02115.50
5.5.130.0100.01915.48
5.5.120.0090.02015.55
5.5.110.0080.01615.59
5.5.100.0090.01315.41
5.5.90.0100.01815.48
5.5.80.0080.02015.49
5.5.70.0090.01915.60
5.5.60.0060.01615.58
5.5.50.0080.01815.61
5.5.40.0100.01215.35
5.5.30.0070.02215.47
5.5.20.0080.01915.59
5.5.10.0060.02215.59
5.5.00.0090.01915.56
5.4.450.0060.02213.39
5.4.440.0030.01813.40
5.4.430.0040.01813.38
5.4.420.0080.02013.40
5.4.410.0050.02113.42
5.4.400.0090.01713.31
5.4.390.0050.02413.21
5.4.380.0060.02113.33
5.4.370.0060.01713.33
5.4.360.0050.01213.30
5.4.350.0100.01913.32
5.4.340.0060.01913.20
5.4.330.0060.00711.84
5.4.320.0030.02113.23
5.4.310.0060.01513.34
5.4.300.0090.01013.27
5.4.290.0070.01113.25
5.4.280.0060.02013.31
5.4.270.0060.01913.36
5.4.260.0040.01613.29
5.4.250.0060.01913.34
5.4.240.0100.01813.33
5.4.230.0040.01713.33
5.4.220.0070.02113.26
5.4.210.0060.01913.33
5.4.200.0090.01713.30
5.4.190.0070.02013.25
5.4.180.0070.01513.27
5.4.170.0060.01413.31
5.4.160.0070.01913.32
5.4.150.0070.01613.36
5.4.140.0060.02012.72
5.4.130.0070.02112.80
5.4.120.0070.01912.77
5.4.110.0070.01212.72
5.4.100.0060.01912.73
5.4.90.0090.01712.76
5.4.80.0060.02012.80
5.4.70.0060.01512.80
5.4.60.0060.01412.78
5.4.50.0070.02012.77
5.4.40.0070.01912.83
5.4.30.0090.01712.78
5.4.20.0040.02112.76
5.4.10.0060.02012.73
5.4.00.0050.01612.64
5.3.290.0070.01312.40
5.3.280.0070.01812.41
5.3.270.0060.01512.40
5.3.260.0080.02212.44
5.3.250.0100.01212.38
5.3.240.0060.02212.41
5.3.230.0070.02112.39
5.3.220.0080.01912.38
5.3.210.0050.02112.42
5.3.200.0060.02012.34
5.3.190.0050.02112.36
5.3.180.0040.02012.44
5.3.170.0050.01612.45
5.3.160.0070.01312.46
5.3.150.0070.01812.44
5.3.140.0060.02012.43
5.3.130.0050.02112.37
5.3.120.0060.02312.47
5.3.110.0100.01712.39
5.3.100.0090.01812.23
5.3.90.0040.02312.28
5.3.80.0060.02012.21
5.3.70.0090.01912.21
5.3.60.0070.01812.29
5.3.50.0090.01712.19
5.3.40.0060.02012.17
5.3.30.0070.01512.19
5.3.20.0080.01012.19
5.3.10.0030.02112.15
5.3.00.0040.02112.11
5.2.170.0030.02013.18
5.2.160.0050.02013.18
5.2.150.0000.02913.18
5.2.140.0030.03513.18
5.2.130.0080.01813.18
5.2.120.0070.01613.18
5.2.110.0060.02313.18
5.2.100.0050.02513.18
5.2.90.0070.01813.18
5.2.80.0050.03513.18
5.2.70.0060.03413.18
5.2.60.0080.03113.18
5.2.50.0050.03413.18
5.2.40.0020.02513.18
5.2.30.0100.02013.18
5.2.20.0050.03313.18
5.2.10.0050.03013.18
5.2.00.0050.03013.18
5.1.60.0120.01813.18
5.1.50.0070.02713.18
5.1.40.0070.01813.18
5.1.30.0040.03113.18
5.1.20.0030.03013.18
5.1.10.0060.02813.18
5.1.00.0100.02313.18
5.0.50.0060.02213.18
5.0.40.0030.01813.18
5.0.30.0050.01713.18
5.0.20.0100.01813.18
5.0.10.0040.02413.18
5.0.00.0090.03113.18
4.4.90.0000.01913.18
4.4.80.0020.01413.18
4.4.70.0030.01313.18
4.4.60.0020.02013.18
4.4.50.0060.01813.18
4.4.40.0040.01913.18
4.4.30.0060.01713.18
4.4.20.0040.02013.18
4.4.10.0000.02313.18
4.4.00.0060.02313.18
4.3.110.0050.01813.18
4.3.100.0030.01713.18
4.3.90.0040.01813.18
4.3.80.0020.02913.18
4.3.70.0000.02213.18
4.3.60.0030.01713.18
4.3.50.0050.01213.18
4.3.40.0020.03013.18
4.3.30.0030.01813.18
4.3.20.0040.01813.18
4.3.10.0020.01513.18
4.3.00.0050.00813.18

preferences:
45.28 ms | 401 KiB | 5 Q