3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = "sss"; echo ereg_replace("\s", " \/ ", $input);

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)
8.3.60.0040.01118.43
8.3.50.0170.00321.14
8.3.40.0060.00918.82
8.3.30.0120.00918.71
8.3.20.0080.00018.71
8.3.10.0040.00420.53
8.3.00.0100.00017.63
8.2.180.0110.00418.34
8.2.170.0090.00622.96
8.2.160.0040.01422.21
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0040.00419.64
8.2.110.0060.00321.13
8.2.100.0070.00417.72
8.2.90.0040.00418.99
8.2.80.0040.00417.97
8.2.70.0030.00617.38
8.2.60.0070.00017.90
8.2.50.0000.00818.07
8.2.40.0000.00818.02
8.2.30.0080.00019.66
8.2.20.0080.00017.64
8.2.10.0080.00017.74
8.2.00.0040.00417.72
8.1.280.0070.01125.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00422.46
8.1.230.0110.00020.97
8.1.220.0030.00518.77
8.1.210.0040.00418.91
8.1.200.0030.00617.35
8.1.190.0000.00717.55
8.1.180.0030.00518.10
8.1.170.0030.00618.71
8.1.160.0040.00418.70
8.1.150.0000.00718.57
8.1.140.0040.00417.24
8.1.130.0030.00317.73
8.1.120.0040.00417.38
8.1.110.0040.00417.38
8.1.100.0050.00217.38
8.1.90.0070.00017.43
8.1.80.0040.00417.43
8.1.70.0030.00317.31
8.1.60.0040.00417.47
8.1.50.0030.00517.52
8.1.40.0070.00017.51
8.1.30.0030.00617.68
8.1.20.0040.00417.55
8.1.10.0040.00417.45
8.1.00.0040.00417.52
8.0.300.0070.00020.04
8.0.290.0040.00416.88
8.0.280.0030.00318.39
8.0.270.0040.00417.13
8.0.260.0030.00316.88
8.0.250.0070.00016.97
8.0.240.0000.00816.96
8.0.230.0000.00716.95
8.0.220.0060.00016.94
8.0.210.0040.00416.75
8.0.200.0030.00316.94
8.0.190.0000.00816.89
8.0.180.0060.00316.75
8.0.170.0000.00916.81
8.0.160.0000.00716.87
8.0.150.0030.00616.92
8.0.140.0080.00316.82
8.0.130.0050.00013.28
8.0.120.0050.00216.75
8.0.110.0000.00916.89
8.0.100.0030.00616.95
8.0.90.0050.00316.84
8.0.80.0030.01316.86
8.0.70.0070.00016.99
8.0.60.0080.00016.88
8.0.50.0030.00516.91
8.0.30.0080.01117.08
8.0.20.0140.00817.40
8.0.10.0030.00416.87
8.0.00.0110.00816.59
7.4.330.0050.00014.63
7.4.320.0060.00016.43
7.4.300.0030.00316.61
7.4.290.0000.00916.49
7.4.280.0050.00316.56
7.4.270.0030.00316.50
7.4.260.0030.00313.27
7.4.250.0040.00416.49
7.4.240.0040.00416.54
7.4.230.0040.00416.34
7.4.220.0220.00316.65
7.4.210.0070.01016.54
7.4.200.0070.00016.71
7.4.190.0030.00316.68
7.4.160.0050.01116.57
7.4.150.0160.00317.40
7.4.140.0080.01317.21
7.4.130.0110.00716.52
7.4.120.0060.01216.51
7.4.110.0120.00616.55
7.4.100.0110.00716.48
7.4.90.0040.01416.59
7.4.80.0110.00819.03
7.4.70.0060.01216.56
7.4.60.0060.01216.61
7.4.50.0060.00316.13
7.4.40.0040.00822.27
7.4.30.0160.00016.35
7.4.00.0060.00914.94
7.3.330.0000.00513.10
7.3.320.0000.00513.13
7.3.310.0000.00716.35
7.3.300.0020.00516.30
7.3.290.0040.01116.34
7.3.280.0090.00916.23
7.3.270.0100.00617.40
7.3.260.0130.00618.24
7.3.250.0060.01216.40
7.3.240.0130.00716.43
7.3.230.0030.01416.39
7.3.210.0070.01016.35
7.3.200.0060.01619.39
7.3.190.0090.01416.53
7.3.180.0040.01116.47
7.3.170.0150.00616.38
7.3.160.0080.00816.32
7.3.120.0090.00614.46
7.2.330.0080.01016.20
7.2.320.0100.00616.52
7.2.310.0090.01216.27
7.2.300.0060.01016.36
7.2.290.0100.00716.37
7.2.60.0100.00616.77
7.2.00.0000.01619.28
7.1.200.0060.00615.76
7.1.100.0070.00717.80
7.1.70.0030.00717.04
7.1.60.0180.00719.40
7.1.50.0070.01416.62
7.1.00.0030.07022.31
7.0.200.0080.00314.67
7.0.140.0100.06721.92
7.0.60.0300.07319.88
7.0.50.0030.05317.79
7.0.40.0070.04020.05
7.0.30.0070.04020.10
7.0.20.0030.04320.12
7.0.10.0070.04320.13
7.0.00.0030.04720.39
5.6.280.0030.07321.12
5.6.210.0100.04720.44
5.6.200.0100.08318.22
5.6.190.0030.04320.35
5.6.180.0030.04320.33
5.6.170.0030.04320.45
5.6.160.0030.04320.57
5.6.150.0070.03720.37
5.6.140.0130.03020.37
5.6.130.0030.04320.40
5.6.120.0130.03020.27
5.6.110.0030.04020.33
5.6.100.0030.04320.42
5.6.90.0100.03720.32
5.6.80.0030.04319.73
5.6.70.0030.04019.64
5.6.60.0100.07719.65
5.6.50.0100.03719.49
5.6.40.0100.04019.48
5.6.30.0100.04319.73
5.6.20.0100.08019.46
5.6.10.0100.05719.78
5.6.00.0100.06019.62
5.5.350.0170.08720.38
5.5.340.0070.08318.02
5.5.330.0030.04320.21
5.5.320.0030.04320.13
5.5.310.0070.03720.21
5.5.300.0100.03720.23
5.5.290.0070.04020.25
5.5.280.0070.03719.97
5.5.270.0000.04320.07
5.5.260.0100.03320.19
5.5.250.0030.05019.73
5.5.240.0000.04319.31
5.5.230.0030.04019.28
5.5.220.0070.04019.45
5.5.210.0030.04019.63
5.5.200.0070.08019.48
5.5.190.0100.07019.47
5.5.180.0130.06319.56
5.5.160.0100.03719.54
5.5.150.0070.08319.49
5.5.140.0030.04719.58
5.5.130.0070.08319.55
5.5.120.0070.06319.54
5.5.110.0200.06019.26
5.5.100.0030.08319.16
5.5.90.0070.06319.23
5.5.80.0070.04319.36
5.5.70.0030.08319.37
5.5.60.0170.07719.14
5.5.50.0070.07319.32
5.5.40.0170.07019.37
5.5.30.0100.07319.37
5.5.20.0070.04019.47
5.5.10.0170.07019.14
5.5.00.0100.07319.45
5.4.450.0100.03319.24
5.4.440.0070.03719.46
5.4.430.0070.03319.11
5.4.420.0100.03019.41
5.4.410.0030.03719.11
5.4.400.0070.03319.15
5.4.390.0000.04018.80
5.4.380.0000.04719.14
5.4.370.0070.07319.18
5.4.360.0000.08019.18
5.4.350.0030.06019.07
5.4.340.0030.05719.09
5.4.320.0000.05019.08
5.4.310.0070.04719.14
5.4.300.0170.06319.07
5.4.290.0130.07019.00
5.4.280.0030.08719.15
5.4.270.0130.07318.80
5.4.260.0070.07718.95
5.4.250.0030.05019.13
5.4.240.0100.07318.91
5.4.230.0130.07318.91
5.4.220.0230.02719.09
5.4.210.0000.06719.17
5.4.200.0070.05019.07
5.4.190.0100.07319.13
5.4.180.0070.05019.08
5.4.170.0100.07718.77
5.4.160.0030.04719.12
5.4.150.0100.08018.76
5.4.140.0030.08016.34
5.4.130.0100.04716.38
5.4.120.0000.05016.24
5.4.110.0000.05316.29
5.4.100.0030.06316.39
5.4.90.0030.05016.44
5.4.80.0100.04716.64
5.4.70.0130.06316.44
5.4.60.0100.06316.21
5.4.50.0070.05016.12
5.4.40.0030.07716.39
5.4.30.0000.05716.12
5.4.20.0130.06716.22
5.4.10.0030.04716.57
5.4.00.0000.04015.71
5.3.290.0130.04314.60
5.3.280.0130.07014.53
5.3.270.0030.05714.61
5.3.260.0030.04014.52
5.3.250.0030.07714.69
5.3.240.0030.05714.53
5.3.230.0000.05714.61
5.3.220.0100.07314.46
5.3.210.0030.05714.53
5.3.200.0070.06714.46
5.3.190.0000.08314.57
5.3.180.0070.07714.65
5.3.170.0000.05314.48
5.3.160.0130.06014.48
5.3.150.0100.07014.50
5.3.140.0100.07014.49
5.3.130.0070.08014.44
5.3.120.0070.06314.48
5.3.110.0130.07014.47
5.3.100.0170.06313.95
5.3.90.0000.06713.81
5.3.80.0070.07314.00
5.3.70.0030.04313.80
5.3.60.0070.07713.95
5.3.50.0070.06713.78
5.3.40.0030.07313.89
5.3.30.0070.07013.85
5.3.20.0030.05713.61
5.3.10.0070.04713.58
5.3.00.0030.06313.56
5.2.170.0030.03711.13
5.2.160.0100.05711.07
5.2.150.0000.06011.08
5.2.140.0070.05711.07
5.2.130.0070.03011.08
5.2.120.0030.06311.07
5.2.110.0130.05711.07
5.2.100.0000.03311.06
5.2.90.0070.06311.03
5.2.80.0030.04011.06
5.2.70.0030.05711.02
5.2.60.0070.06010.94
5.2.50.0070.05711.00
5.2.40.0100.05710.93
5.2.30.0070.06010.91
5.2.20.0070.04010.96
5.2.10.0000.04710.76
5.2.00.0030.05010.71
5.1.60.0070.03310.05
5.1.50.0030.0609.99
5.1.40.0000.0609.87
5.1.30.0030.06010.18
5.1.20.0030.04310.37
5.1.10.0130.04710.05
5.1.00.0030.05310.08
5.0.50.0000.0508.38
5.0.40.0000.0338.30
5.0.30.0000.0408.21
5.0.20.0000.0308.25
5.0.10.0030.0438.21
5.0.00.0000.0508.15
4.4.90.0000.0377.36
4.4.80.0000.0307.36
4.4.70.0070.0237.36
4.4.60.0070.0307.36
4.4.50.0000.0207.36
4.4.40.0030.0237.36
4.4.30.0030.0277.36
4.4.20.0030.0307.36
4.4.10.0030.0337.36
4.4.00.0030.0407.36
4.3.110.0100.0177.36
4.3.100.0070.0207.36
4.3.90.0000.0337.36
4.3.80.0030.0337.36
4.3.70.0070.0277.36
4.3.60.0030.0307.36
4.3.50.0070.0337.36
4.3.40.0000.0477.36
4.3.30.0000.0307.36
4.3.20.0000.0407.36
4.3.10.0000.0377.36
4.3.00.0000.0407.36

preferences:
41 ms | 401 KiB | 5 Q