3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = " 208 964"; echo str_replace(' ', 'aaa', $result);

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)
8.3.60.0040.01518.30
8.3.50.0120.00321.87
8.3.40.0040.01118.84
8.3.30.0070.00718.95
8.3.20.0040.00420.16
8.3.10.0050.00322.14
8.3.00.0040.00422.58
8.2.180.0070.01116.38
8.2.170.0100.00322.96
8.2.160.0070.01119.20
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0000.00826.16
8.2.120.0080.00017.63
8.2.110.0030.00721.11
8.2.100.0090.00317.69
8.2.90.0000.00819.08
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0000.00817.79
8.2.50.0080.00018.10
8.2.40.0070.00018.16
8.2.30.0100.00018.05
8.2.20.0050.00317.71
8.2.10.0080.00019.46
8.2.00.0070.00017.66
8.1.280.0070.01025.92
8.1.270.0000.00921.96
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00422.04
8.1.230.0040.00717.70
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0000.00817.35
8.1.180.0000.00918.10
8.1.170.0040.00418.44
8.1.160.0070.00021.94
8.1.150.0040.00418.61
8.1.140.0040.00417.35
8.1.130.0000.00717.80
8.1.120.0020.00517.39
8.1.110.0000.00917.40
8.1.100.0000.00717.37
8.1.90.0070.00017.38
8.1.80.0030.00517.29
8.1.70.0050.00317.34
8.1.60.0030.00617.56
8.1.50.0050.00217.28
8.1.40.0040.00417.45
8.1.30.0030.00517.64
8.1.20.0060.00317.64
8.1.10.0000.00717.51
8.1.00.0000.00817.37
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.35
8.0.270.0030.00317.32
8.0.260.0030.00316.71
8.0.250.0060.00016.83
8.0.240.0030.00316.89
8.0.230.0050.00216.75
8.0.220.0000.00716.87
8.0.210.0030.00316.87
8.0.200.0000.00716.87
8.0.190.0030.00316.88
8.0.180.0040.00416.80
8.0.170.0040.00416.81
8.0.160.0000.00816.70
8.0.150.0000.00816.71
8.0.140.0030.00516.80
8.0.130.0030.00313.21
8.0.120.0000.00816.69
8.0.110.0040.00416.71
8.0.100.0000.00716.79
8.0.90.0070.00016.84
8.0.80.0090.00616.88
8.0.70.0040.00416.94
8.0.60.0050.00216.70
8.0.50.0000.00816.65
8.0.30.0180.00216.87
8.0.20.0070.01117.40
8.0.10.0000.00716.85
8.0.00.0090.01016.85
7.4.330.0000.00715.00
7.4.320.0000.00616.45
7.4.300.0030.00316.53
7.4.290.0040.00416.36
7.4.280.0000.00716.44
7.4.270.0000.00716.39
7.4.260.0000.00716.41
7.4.250.0000.00816.52
7.4.240.0050.00216.41
7.4.230.0030.00316.63
7.4.220.0060.01916.49
7.4.210.0090.00716.56
7.4.200.0070.00016.25
7.4.190.0000.00716.50
7.4.160.0080.00816.54
7.4.150.0120.00817.40
7.4.140.0080.01717.86
7.4.130.0060.01116.42
7.4.120.0090.00916.47
7.4.110.0100.00716.38
7.4.100.0060.01716.55
7.4.90.0090.00916.45
7.4.80.0060.01419.39
7.4.70.0110.00616.57
7.4.60.0030.01316.41
7.4.50.0040.00416.29
7.4.40.0070.00322.77
7.4.30.0000.01616.19
7.4.00.0030.01314.88
7.3.330.0000.00512.98
7.3.320.0050.00013.04
7.3.310.0000.00715.96
7.3.300.0070.00016.06
7.3.290.0070.00716.15
7.3.280.0040.01216.10
7.3.270.0070.01617.40
7.3.260.0150.00916.29
7.3.250.0030.01416.25
7.3.240.0060.01016.23
7.3.230.0090.00616.41
7.3.210.0100.00716.08
7.3.200.0130.00319.39
7.3.190.0070.01016.24
7.3.180.0070.00716.27
7.3.170.0090.00616.42
7.3.160.0030.01716.26
7.3.120.0170.00014.77
7.3.10.0070.01016.47
7.3.00.0100.00716.61
7.2.330.0120.00616.23
7.2.320.0030.01516.25
7.2.310.0100.00716.54
7.2.300.0240.00016.58
7.2.290.0090.01216.59
7.2.130.0110.00416.87
7.2.120.0090.00616.76
7.2.110.0040.01116.77
7.2.100.0040.01416.80
7.2.90.0090.00616.91
7.2.80.0000.01116.62
7.2.70.0070.00716.58
7.2.60.0040.01216.73
7.2.50.0030.01416.90
7.2.40.0030.01016.89
7.2.30.0070.00716.99
7.2.20.0030.00916.73
7.2.10.0100.00616.79
7.2.00.0050.00717.92
7.1.250.0030.01015.47
7.1.100.0120.00318.24
7.1.70.0000.00916.82
7.1.60.0100.00017.02
7.1.50.0030.01916.48
7.1.00.0100.07022.48
7.0.200.0070.00016.55
7.0.140.0070.07022.12
7.0.100.0130.05719.95
7.0.90.0070.07719.93
7.0.80.0030.06019.89
7.0.70.0070.05319.99
7.0.60.0170.06320.06
7.0.50.0370.09020.35
7.0.40.0100.07320.10
7.0.30.0100.08020.08
7.0.20.0030.07720.18
7.0.10.0070.08320.17
7.0.00.0030.08720.17
5.6.250.0130.08020.59
5.6.240.0100.07320.68
5.6.230.0100.07020.50
5.6.220.0100.08720.55
5.6.210.0130.07020.64
5.6.200.0070.08720.95
5.6.190.0130.07321.09
5.6.180.0070.04721.10
5.6.170.0130.07721.10
5.6.160.0100.08020.96
5.6.150.0070.06321.11
5.6.140.0070.05021.07
5.6.130.0170.07721.02
5.6.120.0100.07721.00
5.6.110.0070.04720.97
5.6.100.0170.06321.11
5.6.90.0100.08720.98
5.6.80.0100.06720.33
5.6.70.0200.06020.41
5.6.60.0070.04720.43
5.6.50.0100.07020.54
5.6.40.0100.03320.42
5.6.30.0100.06720.46
5.6.20.0100.06720.30
5.6.10.0100.06720.48
5.6.00.0070.04320.27
5.5.380.0130.06720.41
5.5.370.0070.08020.51
5.5.360.0170.06720.40
5.5.350.0100.06320.44
5.5.340.0170.05320.89
5.5.330.0100.07720.79
5.5.320.0100.08320.89
5.5.310.0070.08720.75
5.5.300.0070.07720.72
5.5.290.0130.08320.76
5.5.280.0200.05320.81
5.5.270.0130.07720.75
5.5.260.0030.08320.85
5.5.250.0100.06020.71
5.5.240.0100.06320.18
5.5.230.0100.07720.29
5.5.220.0130.07020.16
5.5.210.0100.08020.23
5.5.200.0070.07720.24
5.5.190.0070.06720.28
5.5.180.0070.07720.26
5.5.160.0100.06020.17
5.5.150.0170.05320.11
5.5.140.0170.05320.22
5.5.130.0170.06320.22
5.5.120.0100.07320.27
5.5.110.0130.07720.09
5.5.100.0130.07020.15
5.5.90.0070.04320.14
5.5.80.0100.07320.11
5.5.70.0070.05320.14
5.5.60.0100.07720.04
5.5.50.0100.06020.06
5.5.40.0070.05320.14
5.5.30.0070.07020.03
5.5.20.0030.07320.03
5.5.10.0070.08020.11
5.5.00.0070.07319.95
5.4.450.0130.04319.27
5.4.440.0000.07019.38
5.4.430.0100.07719.38
5.4.420.0170.07019.55
5.4.410.0100.04719.10
5.4.400.0070.06319.25
5.4.390.0030.04719.00
5.4.380.0030.07018.93
5.4.370.0100.03319.03
5.4.360.0100.07719.13
5.4.350.0100.07719.03
5.4.340.0030.04019.07
5.4.320.0030.04319.05
5.4.310.0070.04019.03
5.4.300.0070.06319.05
5.4.290.0100.07318.94
5.4.280.0100.07018.98
5.4.270.0070.07718.80
5.4.260.0100.06718.94
5.4.250.0070.07319.02
5.4.240.0030.04319.02
5.4.230.0100.07318.89
5.4.220.0070.06718.80
5.4.210.0030.08019.11
5.4.200.0100.07319.14
5.4.190.0070.07718.76
5.4.180.0030.04719.05
5.4.170.0130.07319.12
5.4.160.0070.06319.00
5.4.150.0000.04318.76
5.4.140.0100.06016.28
5.4.130.0030.07016.38
5.4.120.0030.08016.23
5.4.110.0100.05716.21
5.4.100.0230.06016.34
5.4.90.0100.06316.36
5.4.80.0000.07716.29
5.4.70.0130.06316.21
5.4.60.0070.04016.38
5.4.50.0030.07716.43
5.4.40.0030.08016.25
5.4.30.0030.04016.29
5.4.20.0200.06016.23
5.4.10.0000.07716.32
5.4.00.0030.07715.81
5.3.290.0000.05014.49
5.3.280.0070.04014.55
5.3.270.0100.07014.58
5.3.260.0030.04714.59
5.3.250.0070.07714.57
5.3.240.0130.05714.57
5.3.230.0130.07314.55
5.3.220.0100.05714.55
5.3.210.0170.04714.38
5.3.200.0000.04714.54
5.3.190.0030.08014.54
5.3.180.0100.07014.54
5.3.170.0070.07714.52
5.3.160.0000.07714.41
5.3.150.0100.06714.54
5.3.140.0070.04014.53
5.3.130.0130.04014.40
5.3.120.0130.06714.50
5.3.110.0100.03714.54
5.3.100.0100.05714.00
5.3.90.0100.03013.87
5.3.80.0030.04313.95
5.3.70.0100.07013.88
5.3.60.0030.07313.85
5.3.50.0070.03713.92
5.3.40.0130.06013.93
5.3.30.0030.06713.81
5.3.20.0100.06713.59
5.3.10.0100.04013.52
5.3.00.0100.05713.62
5.2.170.0030.06012.31
5.2.160.0030.06312.31
5.2.150.0000.06312.31
5.2.140.0070.03012.31
5.2.130.0030.06012.31
5.2.120.0030.05012.31
5.2.110.0070.03012.31
5.2.100.0030.06312.31
5.2.90.0100.05712.31
5.2.80.0070.06312.31
5.2.70.0100.04312.31
5.2.60.0100.03712.31
5.2.50.0000.06712.31
5.2.40.0070.02712.31
5.2.30.0070.04312.31
5.2.20.0030.06012.31
5.2.10.0030.05712.31
5.2.00.0030.05312.31
5.1.60.0030.03012.31
5.1.50.0100.04712.31
5.1.40.0070.04312.31
5.1.30.0000.05712.31
5.1.20.0000.04012.31
5.1.10.0070.05012.31
5.1.00.0070.04312.31
5.0.50.0070.04312.31
5.0.40.0000.02312.31
5.0.30.0100.05012.31
5.0.20.0030.02712.31
5.0.10.0000.05312.31
5.0.00.0030.06012.31
4.4.90.0030.01712.31
4.4.80.0030.01712.31
4.4.70.0030.02712.31
4.4.60.0000.03712.31
4.4.50.0030.03712.31
4.4.40.0130.02312.31
4.4.30.0030.03712.31
4.4.20.0000.02712.31
4.4.10.0030.03312.31
4.4.00.0000.04012.31
4.3.110.0030.01312.31
4.3.100.0030.02712.31
4.3.90.0070.02712.31
4.3.80.0030.02312.31
4.3.70.0030.02012.31
4.3.60.0030.03312.31
4.3.50.0070.03012.31
4.3.40.0030.02712.31
4.3.30.0000.02012.31
4.3.20.0000.03312.31
4.3.10.0000.02012.31
4.3.00.0000.03712.31

preferences:
31.84 ms | 401 KiB | 5 Q