3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "abcdef"; $string = str_replace("a b c", "1 2 3", $string); echo $string;

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)
8.3.60.0120.00318.18
8.3.50.0080.00821.92
8.3.40.0100.01018.85
8.3.30.0070.00720.34
8.3.20.0000.00720.16
8.3.10.0000.00722.03
8.3.00.0040.00422.39
8.2.180.0180.00016.38
8.2.170.0070.00722.96
8.2.160.0070.00722.02
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0040.00419.66
8.2.110.0030.00721.04
8.2.100.0040.00717.91
8.2.90.0000.00817.72
8.2.80.0030.00519.11
8.2.70.0040.00417.63
8.2.60.0000.00817.50
8.2.50.0090.00017.55
8.2.40.0080.00019.48
8.2.30.0070.00017.58
8.2.20.0070.00017.53
8.2.10.0040.00417.80
8.2.00.0000.01017.74
8.1.280.0110.01125.92
8.1.270.0110.00424.66
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00319.09
8.1.230.0120.00022.75
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0040.00417.10
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0040.00417.62
8.1.160.0000.00718.86
8.1.150.0080.00018.62
8.1.140.0040.00417.41
8.1.130.0000.00717.74
8.1.120.0000.00717.41
8.1.110.0000.00717.38
8.1.100.0070.00017.28
8.1.90.0040.00417.27
8.1.80.0040.00417.35
8.1.70.0030.00317.39
8.1.60.0060.00317.52
8.1.50.0000.00717.46
8.1.40.0040.00417.45
8.1.30.0040.00417.48
8.1.20.0000.00817.52
8.1.10.0000.00817.44
8.1.00.0040.00417.49
8.0.300.0040.00421.94
8.0.290.0080.00016.63
8.0.280.0000.00718.00
8.0.270.0000.00718.01
8.0.260.0060.00016.72
8.0.250.0080.00016.86
8.0.240.0040.00416.89
8.0.230.0070.00016.73
8.0.220.0030.00316.82
8.0.210.0030.00316.82
8.0.200.0000.00616.93
8.0.190.0030.00316.79
8.0.180.0000.01016.73
8.0.170.0040.00416.85
8.0.160.0030.00316.69
8.0.150.0050.00316.65
8.0.140.0000.00716.83
8.0.130.0060.00013.27
8.0.120.0040.00416.74
8.0.110.0000.00716.79
8.0.100.0040.00416.77
8.0.90.0040.00416.79
8.0.80.0090.01216.78
8.0.70.0040.00416.67
8.0.60.0080.00016.66
8.0.50.0000.00716.71
8.0.30.0050.01317.07
8.0.20.0100.00817.40
8.0.10.0040.00416.89
8.0.00.0110.00916.70
7.4.330.0050.00015.00
7.4.320.0000.00616.49
7.4.300.0040.00416.44
7.4.290.0050.00216.41
7.4.280.0070.00016.46
7.4.270.0080.00016.34
7.4.260.0070.00016.42
7.4.250.0040.00416.51
7.4.240.0050.00216.42
7.4.230.0030.00516.60
7.4.220.0140.00316.48
7.4.210.0070.01016.51
7.4.200.0000.00716.43
7.4.190.0000.00716.60
7.4.160.0170.00616.48
7.4.150.0070.01017.40
7.4.140.0160.00417.86
7.4.130.0100.00816.45
7.4.120.0090.00816.50
7.4.110.0090.00916.38
7.4.100.0090.01616.46
7.4.90.0110.00816.34
7.4.80.0080.01119.39
7.4.70.0080.00816.39
7.4.60.0100.00716.50
7.4.50.0040.00416.60
7.4.40.0100.00622.77
7.4.30.0070.01016.57
7.4.00.0030.01715.02
7.3.330.0030.00313.12
7.3.320.0020.00212.99
7.3.310.0030.00316.34
7.3.300.0070.00016.03
7.3.290.0110.00716.18
7.3.280.0080.01016.18
7.3.270.0090.00917.40
7.3.260.0130.00316.41
7.3.250.0080.01216.21
7.3.240.0140.00316.39
7.3.230.0110.01216.39
7.3.210.0090.00616.46
7.3.200.0080.01619.39
7.3.190.0130.00716.50
7.3.180.0030.01716.61
7.3.170.0100.00716.27
7.3.160.0060.01016.16
7.3.120.0150.00414.80
7.3.110.0100.01014.90
7.3.100.0070.01014.40
7.3.90.0040.00714.79
7.3.80.0060.00614.88
7.3.70.0030.00714.61
7.3.60.0070.01014.66
7.3.50.0000.01414.67
7.3.40.0070.01014.77
7.3.30.0070.00714.76
7.3.20.0110.00716.60
7.3.10.0130.00016.25
7.3.00.0090.00616.54
7.2.330.0090.00916.63
7.2.320.0030.01616.57
7.2.310.0130.00316.24
7.2.300.0130.00616.32
7.2.290.0030.01316.37
7.2.250.0120.00914.77
7.2.240.0040.01214.93
7.2.230.0030.00615.21
7.2.220.0060.00615.10
7.2.210.0070.00715.09
7.2.200.0000.01415.06
7.2.190.0090.00315.07
7.2.180.0110.00714.92
7.2.170.0000.01014.96
7.2.160.0090.00614.81
7.2.150.0070.00316.54
7.2.140.0100.00717.00
7.2.130.0060.00916.65
7.2.120.0070.00316.98
7.2.110.0060.00616.94
7.2.100.0150.00416.90
7.2.90.0100.00616.96
7.2.80.0120.00017.03
7.2.70.0060.00616.79
7.2.60.0030.01016.95
7.2.50.0090.00616.87
7.2.40.0040.00716.92
7.2.30.0000.01216.81
7.2.20.0070.00716.88
7.2.10.0000.01616.90
7.2.00.0040.01018.26
7.1.330.0060.00915.89
7.1.320.0060.00615.77
7.1.310.0040.00715.91
7.1.300.0040.01015.74
7.1.290.0100.00715.58
7.1.280.0040.00415.77
7.1.270.0060.01015.99
7.1.260.0100.00615.84
7.1.250.0030.01015.72
7.1.100.0110.00617.85
7.1.70.0030.00916.87
7.1.60.0110.01419.43
7.1.50.0120.01217.08
7.1.00.0070.04722.31
7.0.200.0060.00316.86
7.0.140.0170.06021.93
7.0.60.0130.07019.94
7.0.50.0100.03317.90
7.0.40.0030.05719.98
7.0.30.0470.06020.02
7.0.20.0330.07020.16
7.0.10.0030.05720.04
7.0.00.0070.08320.04
5.6.280.0030.07321.01
5.6.210.0130.06720.50
5.6.200.0030.09318.15
5.6.190.0070.08720.61
5.6.180.0400.06720.42
5.6.170.0170.05320.49
5.6.160.0130.04320.50
5.6.150.0070.06018.22
5.6.140.0100.05718.11
5.6.130.0030.08018.21
5.6.120.0130.05321.04
5.6.110.0100.05021.08
5.6.100.0070.03721.10
5.6.90.0130.07320.97
5.6.80.0100.07720.56
5.5.350.0200.03720.38
5.5.340.0100.07718.02
5.5.330.0000.08720.21
5.5.320.0200.04320.31
5.5.310.0270.06720.34
5.5.300.0100.03017.98
5.5.290.0000.09317.96
5.5.280.0000.04720.95
5.5.270.0130.07020.66
5.5.260.0070.06320.63
5.5.250.0000.08320.59
5.5.240.0030.07720.36
5.4.450.0800.05019.11
5.4.440.0800.05019.09
5.4.430.0130.06019.25
5.4.420.0100.05719.15
5.4.410.0130.05318.94
5.4.400.0170.04318.83
5.4.390.0200.04318.72
5.4.380.0070.06018.71
5.4.370.0270.05318.47
5.4.360.0300.05018.73
5.4.350.0090.05011.97
5.4.340.0050.03911.97
5.4.320.0080.03412.45
5.4.310.0080.04212.45
5.4.300.0050.04312.45
5.4.290.0070.03612.45
5.4.280.0070.04212.34
5.4.270.0070.04612.34
5.4.260.0080.04412.35
5.4.250.0080.03412.35
5.4.240.0100.05019.01
5.4.230.0170.04018.87
5.4.220.0100.05018.99
5.4.210.0030.07018.91
5.4.200.0170.05018.93
5.4.190.0230.03318.69
5.4.180.0100.06018.64
5.4.170.0070.05018.79
5.4.160.0030.06718.73
5.4.150.0070.05718.77
5.4.140.0070.07016.43
5.4.130.0030.05016.45
5.4.120.0000.05316.38
5.4.110.0130.04316.45
5.4.100.0070.05016.42
5.4.90.0130.04716.23
5.4.80.0030.05016.48
5.4.70.0070.05316.48
5.4.60.0030.05016.47
5.4.50.0070.04716.45
5.4.40.0030.05016.37
5.4.30.0100.04316.46
5.4.20.0200.03716.46
5.4.10.0130.05016.30
5.4.00.0070.04715.92
5.3.290.0050.04012.80
5.3.280.0030.05314.63
5.3.270.0070.05314.47
5.3.260.0100.07314.75
5.3.250.0070.05014.45
5.3.240.0070.04714.45
5.3.230.0130.04014.61
5.3.220.0070.05014.71
5.3.210.0070.05314.48
5.3.200.0100.06014.71
5.3.190.0100.05314.43
5.3.180.0200.03714.60
5.3.170.0000.05714.45
5.3.160.0130.04014.41
5.3.150.0000.05714.41
5.3.140.0130.04014.57
5.3.130.0070.05314.56
5.3.120.0170.04314.58
5.3.110.0070.05314.69
5.3.100.0130.04313.90
5.3.90.0070.05013.93
5.3.80.0030.05313.71
5.3.70.0070.05013.71
5.3.60.0070.05013.99
5.3.50.0070.04713.96
5.3.40.0100.04313.86
5.3.30.0100.04313.92
5.3.20.0100.04313.70
5.3.10.0070.04713.74
5.3.00.0030.07313.65
5.2.170.0100.03711.16
5.2.160.0000.04311.29
5.2.150.0030.04011.04
5.2.140.0030.04011.14
5.2.130.0070.03711.20
5.2.120.0070.03711.10
5.2.110.0000.06011.10
5.2.100.0030.04310.98
5.2.90.0030.04011.18
5.2.80.0070.04310.94
5.2.70.0030.04311.20
5.2.60.0030.04311.20
5.2.50.0170.03011.13
5.2.40.0070.03710.88
5.2.30.0000.04310.98
5.2.20.0030.04010.84
5.2.10.0070.03710.61
5.2.00.0130.04710.78
5.1.60.0000.04010.08
5.1.50.0070.0379.90
5.1.40.0030.0339.91
5.1.30.0070.03310.25
5.1.20.0030.04010.43
5.1.10.0030.03710.12
5.1.00.0000.03710.11
5.0.50.0100.0208.47
5.0.40.0070.0238.42
5.0.30.0070.0378.41
5.0.20.0030.0278.23
5.0.10.0100.0208.14
5.0.00.0100.0378.24
4.4.90.0030.0236.67
4.4.80.0000.0236.67
4.4.70.0030.0206.67
4.4.60.0030.0236.67
4.4.50.0070.0176.67
4.4.40.0100.0406.67
4.4.30.0030.0206.96
4.4.20.0070.0176.96
4.4.10.0000.0276.96
4.4.00.0000.0376.96
4.3.110.0000.0236.96
4.3.100.0030.0176.96
4.3.90.0000.0206.96
4.3.80.0000.0336.96
4.3.70.0030.0176.96
4.3.60.0000.0206.96
4.3.50.0000.0236.96
4.3.40.0030.0306.96
4.3.30.0030.0206.96
4.3.20.0030.0206.96
4.3.10.0000.0236.96
4.3.00.0130.0206.45

preferences:
45.28 ms | 401 KiB | 5 Q