3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '00'; echo preg_replace('/.*/', '0', $str);

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)
8.3.40.0120.00318.93
8.3.30.0070.00719.09
8.3.20.0000.00720.04
8.3.10.0050.00323.51
8.3.00.0030.00520.90
8.2.170.0120.00322.96
8.2.160.0140.00020.24
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00419.60
8.2.110.0000.00922.27
8.2.100.0120.00017.91
8.2.90.0000.00919.13
8.2.80.0050.00317.97
8.2.70.0030.00617.75
8.2.60.0080.00317.91
8.2.50.0060.00318.07
8.2.40.0000.00820.19
8.2.30.0000.00718.15
8.2.20.0000.00817.89
8.2.10.0030.00617.90
8.2.00.0000.00819.49
8.1.270.0030.00523.91
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00323.88
8.1.230.0040.00719.08
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0060.00317.09
8.1.180.0030.00618.10
8.1.170.0030.00618.72
8.1.160.0030.00621.97
8.1.150.0000.00718.73
8.1.140.0040.00417.41
8.1.130.0030.00317.86
8.1.120.0000.00717.54
8.1.110.0040.00417.43
8.1.100.0000.00717.57
8.1.90.0030.00517.57
8.1.80.0000.00817.56
8.1.70.0000.00817.42
8.1.60.0060.00317.55
8.1.50.0050.00317.65
8.1.40.0000.00817.64
8.1.30.0060.00317.68
8.1.20.0050.00317.60
8.1.10.0000.00817.59
8.1.00.0030.00617.61
8.0.300.0070.00018.77
8.0.290.0040.00416.88
8.0.280.0030.00318.38
8.0.270.0000.00717.28
8.0.260.0030.00317.15
8.0.250.0020.00517.06
8.0.240.0060.00317.13
8.0.230.0000.00816.96
8.0.220.0030.00317.02
8.0.210.0070.00016.98
8.0.200.0060.00017.08
8.0.190.0070.00317.09
8.0.180.0060.00317.05
8.0.170.0030.00516.94
8.0.160.0040.00416.91
8.0.150.0050.00216.86
8.0.140.0030.00317.04
8.0.130.0060.00013.53
8.0.120.0000.00816.99
8.0.110.0050.00216.86
8.0.100.0000.00716.82
8.0.90.0050.00217.01
8.0.80.0030.01217.03
8.0.70.0000.00816.82
8.0.60.0000.00717.15
8.0.50.0030.00316.88
8.0.30.0070.01617.09
8.0.20.0080.01417.40
8.0.10.0070.00016.91
8.0.00.0120.00616.81
7.4.330.0020.00215.14
7.4.320.0060.00016.75
7.4.300.0030.00316.75
7.4.290.0040.00416.66
7.4.280.0040.00416.65
7.4.270.0000.00816.59
7.4.260.0030.00316.68
7.4.250.0040.00416.63
7.4.240.0020.00516.78
7.4.230.0000.00716.76
7.4.220.0100.00716.63
7.4.210.0120.00316.71
7.4.200.0050.00316.73
7.4.160.0090.00916.38
7.4.150.0060.01217.40
7.4.140.0160.00417.86
7.4.130.0070.01316.71
7.4.120.0040.01516.77
7.4.110.0110.00816.39
7.4.100.0100.01016.60
7.4.90.0100.00716.39
7.4.80.0100.00919.39
7.4.70.0140.00316.64
7.4.60.0080.00816.55
7.4.50.0060.00316.44
7.4.40.0040.01216.77
7.4.30.0150.00316.63
7.4.10.0030.01516.25
7.4.00.0070.00915.55
7.3.330.0030.00313.10
7.3.320.0000.00513.06
7.3.310.0030.00316.43
7.3.300.0060.00016.38
7.3.290.0090.01216.38
7.3.280.0110.00816.37
7.3.270.0170.00017.40
7.3.260.0160.00316.56
7.3.250.0090.00816.59
7.3.240.0110.00716.54
7.3.230.0000.01616.39
7.3.210.0070.01016.32
7.3.200.0030.01419.39
7.3.190.0120.00616.56
7.3.180.0060.01016.55
7.3.170.0090.00616.70
7.3.160.0000.01516.59
7.3.130.0070.01016.30
7.3.120.0070.01015.48
7.3.110.0060.01115.83
7.3.100.0050.01215.65
7.3.90.0050.00815.63
7.3.80.0090.00515.67
7.3.70.0020.01115.65
7.3.60.0020.01415.60
7.3.50.0080.00315.58
7.3.40.0080.00515.55
7.3.30.0020.00915.64
7.3.20.0060.00917.39
7.3.10.0060.01117.02
7.3.00.0070.00917.13
7.2.330.0120.01216.69
7.2.320.0200.00316.73
7.2.310.0030.01216.46
7.2.300.0100.00716.59
7.2.290.0000.01616.56
7.2.260.0060.01616.74
7.2.250.0100.01015.94
7.2.240.0070.01015.76
7.2.230.0080.00815.85
7.2.220.0050.01115.94
7.2.210.0020.01315.79
7.2.200.0110.00615.83
7.2.190.0110.00615.88
7.2.180.0000.01415.86
7.2.170.0050.00915.87
7.2.160.0060.00916.50
7.2.150.0060.01018.48
7.2.140.0110.00718.51
7.2.130.0060.01017.70
7.2.120.0090.00917.65
7.2.110.0120.00617.58
7.2.100.0140.00917.66
7.2.90.0050.01017.52
7.2.80.0140.00417.64
7.2.70.0080.01017.51
7.2.60.0060.01117.38
7.2.50.0120.00617.49
7.2.40.0090.00717.54
7.2.30.0080.01117.49
7.2.20.0060.00917.62
7.2.10.0080.00617.44
7.2.00.0060.00818.23
7.1.330.0090.00516.68
7.1.320.0020.01316.77
7.1.310.0020.01316.69
7.1.300.0070.00716.69
7.1.290.0070.00716.76
7.1.280.0050.00916.80
7.1.270.0020.01316.64
7.1.260.0080.00616.67
7.1.250.0110.01016.63
7.1.240.0000.00917.18
7.1.230.0080.00817.35
7.1.220.0070.00717.42
7.1.210.0100.00317.51
7.1.200.0010.01216.61
7.1.190.0070.01517.30
7.1.180.0040.01317.24
7.1.170.0060.01517.54
7.1.160.0070.00717.49
7.1.150.0090.00617.48
7.1.140.0000.01217.49
7.1.130.0090.00617.28
7.1.120.0000.01117.32
7.1.110.0110.00417.35
7.1.100.0080.00617.88
7.1.90.0040.01117.49
7.1.80.0040.00917.39
7.1.70.0040.01117.42
7.1.60.0070.01318.53
7.1.50.0050.01617.29
7.1.40.0040.01117.49
7.1.30.0130.00317.46
7.1.20.0070.01017.50
7.1.10.0040.01517.45
7.1.00.0060.04119.92
7.0.330.0080.00416.99
7.0.320.0090.01017.07
7.0.310.0080.00817.19
7.0.300.0140.00017.11
7.0.290.0040.01217.01
7.0.280.0050.01317.13
7.0.270.0080.00416.91
7.0.260.0100.00316.95
7.0.250.0040.01117.22
7.0.240.0120.00317.01
7.0.230.0030.01317.14
7.0.220.0140.00417.05
7.0.210.0060.00917.21
7.0.200.0050.00717.06
7.0.190.0070.00717.14
7.0.180.0080.00817.11
7.0.170.0110.00617.07
7.0.160.0040.01217.02
7.0.150.0070.01017.01
7.0.140.0040.04119.58
7.0.130.0130.00316.95
7.0.120.0070.00417.02
7.0.110.0080.01117.05
7.0.100.0100.02718.58
7.0.90.0100.04018.69
7.0.80.0090.04218.59
7.0.70.0050.04218.52
7.0.60.0090.04218.51
7.0.50.0100.04218.66
7.0.40.0020.03717.52
7.0.30.0080.04617.65
7.0.20.0040.02717.60
7.0.10.0070.04817.54
7.0.00.0100.04317.44
5.6.400.0070.00716.11
5.6.390.0070.01016.17
5.6.380.0070.01015.89
5.6.370.0080.00815.93
5.6.360.0060.01216.15
5.6.350.0030.01215.76
5.6.340.0070.01015.77
5.6.330.0030.01315.85
5.6.320.0080.00815.86
5.6.310.0030.01715.92
5.6.300.0090.00616.00
5.6.290.0100.00715.88
5.6.280.0090.03618.46
5.6.270.0000.01616.11
5.6.260.0040.01215.79
5.6.250.0030.05218.26
5.6.240.0120.03818.34
5.6.230.0070.04718.30
5.6.220.0070.04718.16
5.6.210.0050.04218.29
5.6.200.0020.05218.51
5.6.190.0050.04018.44
5.6.180.0070.04018.52
5.6.170.0080.04618.43
5.6.160.0060.04618.46
5.6.150.0100.04318.49
5.6.140.0070.04418.42
5.6.130.0070.05018.39
5.6.120.0110.03618.40
5.6.110.0050.04718.37
5.6.100.0080.04518.44
5.6.90.0080.04418.44
5.6.80.0110.04018.07
5.6.70.0070.04318.12
5.6.60.0070.04218.11
5.6.50.0080.04218.09
5.6.40.0000.04118.05
5.6.30.0080.05518.07
5.6.20.0100.04218.07
5.6.10.0100.03818.12
5.6.00.0130.04018.09
5.5.380.0080.04518.01
5.5.370.0070.03918.07
5.5.360.0030.03018.10
5.5.350.0100.04318.07
5.5.340.0070.03618.11
5.5.330.0070.04518.13
5.5.320.0050.03018.28
5.5.310.0050.03218.16
5.5.300.0120.03918.34
5.5.290.0070.04518.23
5.5.280.0020.05418.21
5.5.270.0070.03718.15
5.5.260.0030.04718.11
5.5.250.0070.04718.08
5.5.240.0080.04617.91
5.5.230.0130.03517.87
5.5.220.0150.03317.91
5.5.210.0000.05017.95
5.5.200.0130.04017.86
5.5.190.0100.03917.97
5.5.180.0160.03717.80
5.5.170.0030.01715.73
5.5.160.0130.03617.88
5.5.150.0070.04317.90
5.5.140.0060.04317.88
5.5.130.0050.04817.92
5.5.120.0130.03818.00
5.5.110.0080.04617.85
5.5.100.0110.03717.79
5.5.90.0120.03217.75
5.5.80.0080.03118.03
5.5.70.0140.03317.84
5.5.60.0070.03917.91
5.5.50.0050.04717.82
5.5.40.0070.04217.92
5.5.30.0050.04317.77
5.5.20.0100.02517.87
5.5.10.0050.03817.92
5.5.00.0080.02517.87
5.4.450.0070.04415.90
5.4.440.0000.04615.95
5.4.430.0070.02215.84
5.4.420.0050.04716.02
5.4.410.0030.04215.90
5.4.400.0080.03515.76
5.4.390.0070.04115.73
5.4.380.0110.03815.87
5.4.370.0030.04615.81
5.4.360.0100.04115.85
5.4.350.0080.03815.86
5.4.340.0030.02615.81
5.4.330.0030.01012.44
5.4.320.0050.04415.79
5.4.310.0090.04015.75
5.4.300.0090.04015.67
5.4.290.0050.04015.77
5.4.280.0030.04215.79
5.4.270.0050.02615.65
5.4.260.0050.04015.75
5.4.250.0070.04015.81
5.4.240.0070.04315.72
5.4.230.0070.04215.74
5.4.220.0030.04515.79
5.4.210.0030.04515.68
5.4.200.0100.03315.87
5.4.190.0120.03815.77
5.4.180.0070.04015.70
5.4.170.0100.02415.70
5.4.160.0060.04115.66
5.4.150.0070.02715.82
5.4.140.0060.03614.40
5.4.130.0050.03914.49
5.4.120.0140.03314.41
5.4.110.0070.03914.47
5.4.100.0060.03914.38
5.4.90.0100.03414.32
5.4.80.0070.03914.49
5.4.70.0020.04514.27
5.4.60.0070.04214.48
5.4.50.0090.02514.36
5.4.40.0100.04014.33
5.4.30.0080.03614.36
5.4.20.0090.04514.44
5.4.10.0060.04314.35
5.4.00.0080.04414.14
5.3.290.0050.02913.82
5.3.280.0070.03513.68
5.3.270.0020.04713.79
5.3.260.0040.04413.65
5.3.250.0140.03213.66
5.3.240.0070.03813.74
5.3.230.0050.03413.79
5.3.220.0050.03313.57
5.3.210.0040.02713.70
5.3.200.0070.02713.61
5.3.190.0070.04313.66
5.3.180.0070.04213.76
5.3.170.0090.03413.75
5.3.160.0050.02713.83
5.3.150.0100.03513.86
5.3.140.0060.04513.75
5.3.130.0100.03713.68
5.3.120.0000.02913.83
5.3.110.0030.03513.81
5.3.100.0090.03713.33
5.3.90.0070.02513.43
5.3.80.0020.03913.31
5.3.70.0080.04013.38
5.3.60.0020.04213.44
5.3.50.0030.04113.31
5.3.40.0030.04513.22
5.3.30.0080.04213.34
5.3.20.0050.03713.29
5.3.10.0020.03813.07
5.3.00.0080.03313.08
5.2.170.0100.06011.13
5.2.160.0100.05711.13
5.2.150.0070.06711.10
5.2.140.0100.03011.18
5.2.130.0070.06011.07
5.2.120.0000.06310.97
5.2.110.0000.04710.91
5.2.100.0030.03710.91
5.2.90.0030.06311.05
5.2.80.0070.06311.09
5.2.70.0030.06010.95
5.2.60.0030.06310.91
5.2.50.0100.05710.98
5.2.40.0070.06011.04
5.2.30.0030.06310.84
5.2.20.0030.06010.80
5.2.10.0130.04010.71
5.2.00.0030.05710.73
5.1.60.0030.03010.07
5.1.50.0070.0209.97
5.1.40.0030.0509.95
5.1.30.0070.05310.36
5.1.20.0070.02710.42
5.1.10.0070.05010.06
5.1.00.0070.05310.11
5.0.50.0070.0479.13
5.0.40.0000.0479.13
5.0.30.0100.0579.13
5.0.20.0100.0379.13
5.0.10.0000.0239.13
5.0.00.0070.0639.13
4.4.90.0030.0309.13
4.4.80.0070.0309.13
4.4.70.0070.0279.13
4.4.60.0030.0379.13
4.4.50.0000.0239.13
4.4.40.0000.0409.13
4.4.30.0000.0209.13
4.4.20.0000.0279.13
4.4.10.0000.0379.13
4.4.00.0030.0409.13
4.3.110.0070.0309.13
4.3.100.0000.0339.13
4.3.90.0030.0209.13
4.3.80.0070.0239.13
4.3.70.0000.0339.13
4.3.60.0000.0379.13
4.3.50.0030.0309.13
4.3.40.0030.0539.13
4.3.30.0000.0209.13
4.3.20.0100.0239.13
4.3.10.0030.0339.13
4.3.00.0030.0339.13

preferences:
47.12 ms | 400 KiB | 5 Q