3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj { function __tostring() { $GLOBALS['a'] = 'hi'; } } $a = [0, new obj, 2]; $b = ["Nula", "Jedna", "Dva"]; var_dump($a); str_replace($a, $b, "1"); var_dump($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)
8.3.60.0120.00316.37
8.3.50.0140.00821.11
8.3.40.0070.00718.75
8.3.30.0070.00718.77
8.3.20.0040.00420.21
8.3.10.0030.00522.07
8.3.00.0040.00423.65
8.2.180.0150.00716.50
8.2.170.0150.00722.96
8.2.160.0060.00620.47
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00419.83
8.2.120.0040.00426.35
8.2.110.0090.00019.30
8.2.100.0140.00317.91
8.2.90.0060.00317.75
8.2.80.0030.00517.97
8.2.70.0080.00017.93
8.2.60.0050.00317.93
8.2.50.0030.00618.10
8.2.40.0070.00420.46
8.2.30.0080.00019.42
8.2.20.0040.00417.69
8.2.10.0070.00018.00
8.2.00.0030.00518.12
8.1.280.0030.01425.92
8.1.270.0040.01423.83
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0060.00622.14
8.1.230.0080.00320.87
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0060.00617.35
8.1.190.0040.00417.36
8.1.180.0080.00018.10
8.1.170.0000.00818.65
8.1.160.0040.00420.77
8.1.150.0050.00218.89
8.1.140.0110.00019.64
8.1.130.0050.00317.64
8.1.120.0000.00717.38
8.1.110.0070.00017.48
8.1.100.0040.00417.48
8.1.90.0070.00317.45
8.1.80.0000.00817.43
8.1.70.0000.00717.47
8.1.60.0000.00917.63
8.1.50.0030.00617.49
8.1.40.0000.00817.50
8.1.30.0000.00817.70
8.1.20.0040.00417.65
8.1.10.0030.00517.55
8.1.00.0070.00017.50
8.0.300.0060.00319.97
8.0.290.0070.00016.75
8.0.280.0000.00718.32
8.0.270.0040.00417.26
8.0.260.0030.00318.47
8.0.250.0040.00416.91
8.0.240.0050.00317.00
8.0.230.0040.00416.90
8.0.220.0000.00717.00
8.0.210.0070.00016.88
8.0.200.0030.00317.00
8.0.190.0060.00316.92
8.0.180.0020.00516.92
8.0.170.0030.00616.93
8.0.160.0030.00517.02
8.0.150.0000.00716.89
8.0.140.0040.00416.89
8.0.130.0070.00013.34
8.0.120.0030.00616.96
8.0.110.0040.00416.97
8.0.100.0000.00816.98
8.0.90.0040.00416.95
8.0.80.0060.00916.91
8.0.70.0000.00716.84
8.0.60.0000.00717.02
8.0.50.0000.00816.99
8.0.30.0060.01317.12
8.0.20.0090.01117.40
8.0.10.0050.00217.05
8.0.00.0060.01416.90
7.4.330.0000.00516.83
7.4.320.0030.00316.41
7.4.300.0060.00316.45
7.4.290.0000.00816.61
7.4.280.0100.00016.60
7.4.270.0000.00716.60
7.4.260.0030.00516.65
7.4.250.0040.00416.47
7.4.240.0030.00316.57
7.4.230.0030.00416.60
7.4.220.0110.00716.48
7.4.210.0050.01016.53
7.4.200.0080.00016.61
7.4.160.0120.00616.67
7.4.150.0090.00917.40
7.4.140.0090.01217.86
7.4.130.0090.00916.59
7.4.120.0070.01416.59
7.4.110.0150.00316.43
7.4.100.0130.01016.62
7.4.90.0090.00916.70
7.4.80.0140.00919.39
7.4.70.0090.01216.59
7.4.60.0100.00716.49
7.4.50.0090.00616.59
7.4.40.0110.00616.58
7.4.30.0060.01216.55
7.4.00.0030.01314.93
7.3.330.0000.00513.28
7.3.320.0000.00613.39
7.3.310.0000.00816.45
7.3.300.0030.00316.35
7.3.290.0070.00016.46
7.3.280.0090.01016.42
7.3.270.0000.01717.40
7.3.260.0170.00416.37
7.3.240.0060.01316.40
7.3.230.0070.01016.39
7.3.210.0160.00716.64
7.3.200.0150.00316.45
7.3.190.0100.00616.57
7.3.180.0100.00616.61
7.3.170.0060.01616.57
7.3.160.0080.00916.46
7.3.120.0030.01415.11
7.3.110.0030.00714.80
7.3.100.0100.00714.82
7.3.90.0090.00714.78
7.3.80.0120.00014.92
7.3.70.0100.00714.87
7.3.60.0040.00815.03
7.3.50.0070.00714.63
7.3.40.0000.01014.79
7.3.30.0070.00714.93
7.3.20.0000.01416.80
7.3.10.0100.01016.61
7.3.00.0100.00916.49
7.2.330.0150.00616.70
7.2.320.0040.01416.33
7.2.310.0070.01016.44
7.2.300.0120.00816.39
7.2.290.0100.00816.50
7.2.240.0120.00315.08
7.2.230.0000.01515.09
7.2.220.0060.00615.10
7.2.210.0000.01414.86
7.2.200.0110.00414.95
7.2.190.0030.01315.00
7.2.180.0090.00315.06
7.2.170.0000.01814.75
7.2.160.0030.00714.76
7.2.150.0000.01717.00
7.2.140.0060.00916.71
7.2.130.0120.00416.56
7.2.120.0100.00816.76
7.2.110.0100.00716.65
7.2.100.0080.00916.63
7.2.90.0060.01016.72
7.2.80.0080.00916.74
7.2.70.0120.00316.81
7.2.60.0100.00516.88
7.2.50.0110.00616.77
7.2.40.0090.00916.59
7.2.30.0110.00816.69
7.2.20.0080.00616.82
7.2.10.0090.00616.82
7.2.00.0080.00917.38
7.1.330.0040.01115.96
7.1.320.0090.00615.83
7.1.310.0070.01015.71
7.1.300.0060.00615.70
7.1.290.0110.00415.88
7.1.280.0070.00715.68
7.1.270.0060.00615.75
7.1.260.0050.00315.56
7.1.250.0100.00715.61
7.1.200.0060.00615.71
7.1.100.0050.00517.81
7.1.70.0040.00417.03
7.1.60.0060.01919.30
7.1.50.0030.00717.11
7.1.00.0000.08022.34
7.0.200.0000.01016.61
7.0.60.0300.05721.59
7.0.50.0100.07717.96
7.0.40.0070.07320.13
7.0.30.0370.07020.23
7.0.20.0270.08320.09
7.0.10.0070.09020.07
7.0.00.0030.05320.15
5.6.280.0030.03320.86
5.6.210.0130.03020.53
5.6.200.0030.07318.20
5.6.190.0000.05720.55
5.6.180.0330.05320.61
5.6.170.0300.08020.52
5.6.160.0100.08720.46
5.6.150.0100.08018.24
5.6.140.0100.07318.18
5.6.130.0070.07718.18
5.6.120.0130.04720.89
5.6.110.0130.07320.98
5.6.100.0100.07021.04
5.6.90.0030.06721.13
5.6.80.0100.06720.39
5.5.350.0170.04020.31
5.5.340.0100.05018.09
5.5.330.0100.05320.27
5.5.320.0470.03720.42
5.5.310.0230.07720.26
5.5.300.0030.07718.07
5.5.290.0130.05718.08
5.5.280.0000.05320.77
5.5.270.0100.07720.68
5.5.260.0100.06320.79
5.5.250.0030.04020.57
5.5.240.0130.04020.16

preferences:
45.94 ms | 404 KiB | 6 Q