3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "abc abc abc add"; echo str_replace("abc", "abd", $a);

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)
8.3.60.0110.00416.38
8.3.50.0160.00422.70
8.3.40.0040.01118.86
8.3.30.0110.00418.92
8.3.20.0040.00420.04
8.3.10.0040.00423.61
8.3.00.0080.00019.13
8.2.180.0060.01218.54
8.2.170.0070.00722.96
8.2.160.0100.00320.49
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0040.00421.16
8.2.110.0050.00520.94
8.2.100.0060.00617.78
8.2.90.0040.00419.24
8.2.80.0000.00917.97
8.2.70.0040.00417.50
8.2.60.0000.00817.90
8.2.50.0060.00318.10
8.2.40.0030.00620.00
8.2.30.0000.00718.09
8.2.20.0070.00017.55
8.2.10.0040.00418.09
8.2.00.0000.00817.50
8.1.280.0120.00625.92
8.1.270.0080.00023.98
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0040.00422.87
8.1.230.0110.00017.82
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.00
8.1.190.0030.00617.23
8.1.180.0030.00518.10
8.1.170.0060.00318.50
8.1.160.0000.00721.80
8.1.150.0070.00018.87
8.1.140.0000.00717.38
8.1.130.0000.00717.87
8.1.120.0000.00717.41
8.1.110.0000.00817.39
8.1.100.0070.00017.26
8.1.90.0040.00417.34
8.1.80.0070.00017.30
8.1.70.0030.00317.36
8.1.60.0040.00417.39
8.1.50.0080.00017.45
8.1.40.0050.00317.35
8.1.30.0030.00617.60
8.1.20.0040.00417.59
8.1.10.0040.00417.40
8.1.00.0050.00317.45
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.45
8.0.270.0070.00017.17
8.0.260.0030.00318.36
8.0.250.0000.00616.86
8.0.240.0060.00016.82
8.0.230.0030.00316.85
8.0.220.0040.00416.87
8.0.210.0030.00316.82
8.0.200.0070.00016.75
8.0.190.0060.00316.78
8.0.180.0030.00516.80
8.0.170.0050.00316.75
8.0.160.0000.00716.87
8.0.150.0000.00816.66
8.0.140.0000.00816.66
8.0.130.0050.00013.25
8.0.120.0000.00816.70
8.0.110.0050.00316.82
8.0.100.0050.00216.83
8.0.90.0020.00516.94
8.0.80.0070.00716.80
8.0.70.0030.00616.65
8.0.60.0000.00816.82
8.0.50.0050.00216.71
8.0.30.0160.00716.97
8.0.20.0050.01717.40
8.0.10.0040.00416.76
8.0.00.0060.01216.77
7.4.330.0000.00515.09
7.4.320.0030.00316.45
7.4.300.0030.00316.53
7.4.290.0030.00316.55
7.4.280.0030.00516.33
7.4.270.0040.00416.54
7.4.260.0070.00016.42
7.4.250.0000.00816.46
7.4.240.0020.00516.46
7.4.230.0040.00416.55
7.4.220.0120.01216.33
7.4.210.0030.01216.40
7.4.200.0030.00316.38
7.4.160.0060.01016.32
7.4.150.0070.01417.40
7.4.140.0110.00517.86
7.4.130.0090.00716.32
7.4.120.0090.00916.41
7.4.110.0110.00516.31
7.4.100.0040.01716.36
7.4.90.0030.01416.45
7.4.80.0030.01719.39
7.4.70.0110.00716.46
7.4.60.0060.01316.55
7.4.50.0000.00516.24
7.4.40.0100.00216.57
7.4.30.0000.01716.52
7.4.00.0030.01314.77
7.3.330.0050.00012.87
7.3.320.0000.00512.93
7.3.310.0000.00716.08
7.3.300.0070.00016.11
7.3.290.0040.01116.11
7.3.280.0110.00616.13
7.3.270.0100.00717.40
7.3.260.0140.00516.22
7.3.250.0100.00716.41
7.3.240.0160.00016.25
7.3.230.0040.01116.39
7.3.210.0130.00316.44
7.3.200.0110.01319.39
7.3.190.0070.01016.05
7.3.180.0110.00516.36
7.3.170.0110.00916.32
7.3.160.0080.00816.64
7.2.330.0100.00716.65
7.2.320.0040.01316.64
7.2.310.0090.00916.21
7.2.300.0120.00916.58
7.2.290.0040.01516.21
7.2.60.0060.00916.57
7.2.00.0050.00519.21
7.1.200.0070.00315.70
7.1.100.0040.01118.09
7.1.70.0060.00317.13
7.1.60.0100.01619.40
7.1.50.0090.01516.98
7.1.00.0070.07322.33
7.0.200.0070.00316.82
7.0.140.0000.07721.95
7.0.60.0330.07321.83
7.0.50.0070.06317.77
7.0.40.0070.08319.99
7.0.30.0300.04020.29
7.0.20.0370.07020.17
7.0.10.0100.04020.00
7.0.00.0030.08320.14
5.6.280.0130.05320.89
5.6.210.0170.05720.70
5.6.200.0130.05318.13
5.6.190.0070.05320.41
5.6.180.0370.06720.45
5.6.170.0370.06720.71
5.6.160.0100.09020.52
5.6.150.0100.07718.15
5.6.140.0100.06018.11
5.6.130.0100.03718.11
5.6.120.0030.04320.86
5.6.110.0070.08321.00
5.6.100.0200.06721.18
5.6.90.0130.07320.97
5.6.80.0130.03020.52
5.5.350.0230.07020.43
5.5.340.0100.07318.02
5.5.330.0070.04020.07
5.5.320.0230.07720.34
5.5.310.0230.08720.41
5.5.300.0070.05717.98
5.5.290.0130.07018.01
5.5.280.0070.06020.94
5.5.270.0170.07720.95
5.5.260.0130.08320.86
5.5.250.0030.08720.70
5.5.240.0300.07020.25
5.4.450.4570.04719.37
5.4.440.0100.08319.16
5.4.430.0830.05019.19
5.4.420.3200.04019.46
5.4.410.3000.03719.25
5.4.400.3230.03319.17
5.4.390.3030.03319.04
5.4.380.3200.03018.87
5.4.370.4070.03719.16
5.4.360.4830.04019.14
5.4.350.4570.03719.16
5.4.340.4430.03718.84
5.4.320.4730.03319.13
5.4.310.4400.03719.15
5.4.300.4670.03719.13
5.4.290.4930.03318.97
5.4.280.4800.03318.97
5.4.270.4100.04018.85
5.4.260.4530.03719.04
5.4.250.4700.04018.86
5.4.240.3970.03719.04
5.4.230.3600.04319.12
5.4.220.4170.03719.11
5.4.210.3830.03719.00
5.4.200.4130.03719.15
5.4.190.3370.04019.14
5.4.180.3400.03719.03
5.4.170.3870.03319.11
5.4.160.4970.04319.17
5.4.150.4000.03318.94
5.4.140.3830.03316.32
5.4.130.3770.03316.20
5.4.120.3930.03716.21
5.4.110.4770.03716.36
5.4.100.0070.07716.36
5.4.90.0070.04016.45
5.4.80.4800.03316.23
5.4.70.4170.03716.55
5.4.60.4030.03316.30
5.4.50.4500.03716.13
5.4.40.4770.03316.32
5.4.30.4230.03716.43
5.4.20.4270.03716.20
5.4.10.4530.04016.13
5.4.00.4930.03015.88
5.3.290.3270.03714.75
5.3.280.3970.04314.53
5.3.270.3170.04014.54
5.3.260.3600.04014.61
5.3.250.3730.03714.52
5.3.240.3870.04014.61
5.3.230.3670.04014.52
5.3.220.3900.03714.44
5.3.210.4170.03714.48
5.3.200.1670.04014.51
5.3.190.0070.05714.46
5.3.180.3100.04314.48
5.3.170.4830.03714.54
5.3.160.4770.03314.50
5.3.150.3600.03714.59
5.3.140.4770.03314.43
5.3.130.4430.03714.49
5.3.120.4800.03314.47
5.3.110.4670.04314.47
5.3.100.1030.04313.96
5.3.90.0070.03313.95
5.3.80.0000.04014.03
5.3.70.1000.07014.03
5.3.60.4570.03313.93
5.3.50.4600.03713.96
5.3.40.4600.04313.89
5.3.30.4770.03713.83
5.3.20.5030.03013.64
5.3.10.3830.04013.61
5.3.00.2230.03313.59
5.2.170.4030.03311.09
5.2.160.3900.03011.24
5.2.150.4030.03011.04
5.2.140.4000.03011.07
5.2.130.3230.02711.06
5.2.120.4370.03310.95
5.2.110.1930.03011.09
5.2.100.1970.02710.98
5.2.90.1730.02711.08
5.2.80.2770.02311.02
5.2.70.2000.03010.91
5.2.60.2400.02310.97
5.2.50.2670.03010.83
5.2.40.2270.02710.98
5.2.30.2000.02310.94
5.2.20.2600.01710.94
5.2.10.2500.02710.90
5.2.00.2100.03010.61
5.1.60.2500.02710.04
5.1.50.2400.03010.00
5.1.40.2470.0239.87
5.1.30.2700.02010.18
5.1.20.1930.02310.35
5.1.10.2400.02710.20
5.1.00.1800.0239.92
5.0.50.0500.0238.45
5.0.40.1370.0208.24
5.0.30.1330.0338.19
5.0.20.1070.0178.10
5.0.10.0430.0208.20
5.0.00.0830.0278.21
4.4.90.0430.0175.90
4.4.80.0800.0175.77
4.4.70.1330.0135.81
4.4.60.1230.0135.79
4.4.50.1500.0175.81
4.4.40.1300.0205.82
4.4.30.1230.0135.81
4.4.20.0830.0135.82
4.4.10.0200.0135.84
4.4.00.1270.0275.90
4.3.110.1670.0175.75
4.3.100.1270.0175.72
4.3.90.1370.0105.74
4.3.80.0500.0205.67
4.3.70.0900.0205.74
4.3.60.1070.0135.82
4.3.50.1300.0135.75
4.3.40.0770.0235.74
4.3.30.0130.0175.55
4.3.20.0770.0205.55
4.3.10.0800.0275.55
4.3.00.0800.0205.55

preferences:
55.6 ms | 401 KiB | 5 Q