3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { function __toString() { return "x"; } } $foo = new foo; var_dump(strpos($foo, "x")); var_dump(strpos("x", $foo)); $array = array("x" => "y"); var_dump($array[$foo]); var_dump($foo[0]);

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)
8.3.40.0110.00318.67
8.3.30.0000.01419.10
8.3.20.0040.00420.19
8.3.10.0030.00523.65
8.3.00.0030.00619.02
8.2.170.0070.00722.96
8.2.160.0130.00320.32
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0000.00819.36
8.2.110.0000.00921.00
8.2.100.0060.00618.16
8.2.90.0060.00319.18
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0040.00419.94
8.2.30.0040.00418.18
8.2.20.0040.00417.80
8.2.10.0000.00718.04
8.2.00.0080.00019.59
8.1.270.0040.00423.77
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0050.00521.30
8.1.230.0040.00718.98
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0000.00918.48
8.1.160.0000.00722.00
8.1.150.0040.00418.72
8.1.140.0050.00217.45
8.1.130.0030.00317.89
8.1.120.0000.00717.50
8.1.110.0040.00417.34
8.1.100.0030.00517.44
8.1.90.0000.00717.45
8.1.80.0000.00717.36
8.1.70.0000.00717.39
8.1.60.0040.00417.55
8.1.50.0040.00417.56
8.1.40.0080.00017.43
8.1.30.0030.00617.47
8.1.20.0030.00517.53
8.1.10.0000.00717.56
8.1.00.0000.00717.52
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0040.00418.43
8.0.270.0000.00817.13
8.0.260.0060.00017.16
8.0.250.0000.00816.90
8.0.240.0030.00316.98
8.0.230.0050.00216.99
8.0.220.0040.00417.00
8.0.210.0070.00016.83
8.0.200.0030.00316.95
8.0.190.0050.00317.00
8.0.180.0000.00716.95
8.0.170.0090.00016.99
8.0.160.0000.00816.90
8.0.150.0000.01016.90
8.0.140.0030.00316.94
8.0.130.0000.00813.38
8.0.120.0040.00416.88
8.0.110.0040.00416.95
8.0.100.0040.00416.77
8.0.90.0070.00016.84
8.0.80.0040.01216.89
8.0.70.0070.00016.77
8.0.60.0070.00016.97
8.0.50.0000.00816.97
8.0.30.0110.01117.18
8.0.20.0110.00717.40
8.0.10.0000.00817.03
8.0.00.0090.01216.74
7.4.330.0030.00315.00
7.4.320.0030.00316.45
7.4.300.0000.00616.48
7.4.290.0070.00016.50
7.4.280.0000.00716.60
7.4.270.0030.00416.57
7.4.260.0070.00416.46
7.4.250.0030.00516.57
7.4.240.0040.00316.52
7.4.230.0050.00216.68
7.4.220.0130.00316.47
7.4.210.0090.00616.70
7.4.200.0030.00316.54
7.4.160.0070.01016.66
7.4.150.0140.01017.40
7.4.140.0100.00717.86
7.4.130.0100.00616.71
7.4.120.0060.01116.54
7.4.110.0160.00916.57
7.4.100.0140.01016.50
7.4.90.0130.00316.50
7.4.80.0120.00919.39
7.4.70.0030.01316.25
7.4.60.0070.01016.47
7.4.50.0030.00616.34
7.4.40.0120.00416.52
7.4.30.0080.00616.58
7.4.00.0080.00414.84
7.3.330.0020.00213.42
7.3.320.0020.00213.38
7.3.310.0040.00416.45
7.3.300.0000.00716.42
7.3.290.0150.00316.36
7.3.280.0090.00816.36
7.3.270.0140.00317.40
7.3.260.0030.01516.27
7.3.250.0110.00716.31
7.3.240.0170.00016.29
7.3.230.0110.00616.52
7.3.210.0080.00816.51
7.3.200.0100.01219.39
7.3.190.0120.00316.44
7.3.180.0080.00816.52
7.3.170.0130.00316.43
7.3.160.0130.00416.44
7.3.120.0040.01114.79
7.3.10.0030.01216.61
7.3.00.0000.00816.44
7.2.330.0110.00816.70
7.2.320.0160.00016.80
7.2.310.0090.00916.32
7.2.300.0050.01316.68
7.2.290.0000.01616.46
7.2.130.0000.01416.92
7.2.120.0080.00316.91
7.2.110.0030.00716.58
7.2.100.0070.00716.94
7.2.90.0060.00617.04
7.2.80.0060.00616.86
7.2.70.0000.01816.95
7.2.60.0060.00916.80
7.2.50.0070.00716.63
7.2.40.0110.00716.79
7.2.30.0070.00716.84
7.2.20.0060.00316.91
7.2.10.0000.01316.74
7.2.00.0050.00718.06
7.1.250.0100.00315.42
7.1.200.0060.00615.85
7.1.100.0030.01218.12
7.1.70.0050.00217.29
7.1.60.0090.00919.70
7.1.50.0090.01517.10
7.1.00.0030.07322.35
7.0.200.0000.01016.54
7.0.140.0030.07321.99
7.0.90.0300.09019.95
7.0.80.0400.05319.84
7.0.70.0500.04720.02
7.0.60.0500.09319.93
7.0.50.0500.08020.26
7.0.40.0000.07720.10
7.0.30.0070.05720.13
7.0.20.0100.07720.14
7.0.10.0070.06319.99
7.0.00.0030.08020.05
5.6.280.0170.06320.86
5.6.230.0030.07720.57
5.6.220.0000.06320.62
5.6.210.0000.08320.46
5.6.200.0030.05320.94
5.6.190.0030.09021.11
5.6.180.0100.06321.06
5.6.170.0130.08021.01
5.6.160.0130.08021.01
5.6.150.0030.08721.09
5.6.140.0100.07720.97
5.6.130.0130.07021.07
5.6.120.0130.07721.02
5.6.110.0100.09321.01
5.6.100.0100.07020.94
5.6.90.0130.04721.08
5.6.80.0070.07720.31
5.6.70.0070.05720.31
5.6.60.0100.08020.31
5.6.50.0030.06720.46
5.6.40.0030.04020.30
5.6.30.0100.05320.44
5.6.20.0070.08020.52
5.6.10.0000.08020.43
5.6.00.0070.04320.45
5.5.370.0100.08020.42
5.5.360.0130.07720.38
5.5.350.0130.07720.33
5.5.340.0170.07020.79
5.5.330.0070.05720.88
5.5.320.0000.07720.86
5.5.310.0070.08020.83
5.5.300.0030.08320.79
5.5.290.0170.06720.84
5.5.280.0100.08720.88
5.5.270.0070.07320.91
5.5.260.0170.07020.86
5.5.250.0130.04320.64
5.5.240.0000.06720.15
5.5.230.0000.05720.26
5.5.220.0070.08320.30
5.5.210.0100.07720.16
5.5.200.0030.05320.24
5.5.190.0070.05720.16
5.5.180.0030.08020.07
5.5.160.0070.06020.26
5.5.150.0070.05320.13
5.5.140.0070.04019.98
5.5.130.0030.03719.99
5.5.120.0000.04320.21
5.5.110.0000.04720.07
5.5.100.0070.04020.10
5.5.90.0000.04020.08
5.5.80.0100.03020.07
5.5.70.0070.03320.14
5.5.60.0030.03720.00
5.5.50.0070.03320.00
5.5.40.0030.05720.05
5.5.30.0000.04019.99
5.5.20.0030.04020.05
5.5.10.0070.03320.03
5.5.00.0070.03020.03
5.4.450.0100.08019.20
5.4.440.0030.06319.47
5.4.430.0100.07019.46
5.4.420.0030.05719.21
5.4.410.0170.07019.23
5.4.400.0030.05019.05
5.4.390.0130.07319.03
5.4.380.0070.07319.18
5.4.370.0100.08019.09
5.4.360.0000.05318.90
5.4.350.0100.07319.03
5.4.340.0100.06319.02
5.4.320.0100.03718.96
5.4.310.0070.04018.85
5.4.300.0000.04019.04
5.4.290.0000.04319.04
5.4.280.0000.04018.89
5.4.270.0070.05319.22
5.4.260.0070.03319.13
5.4.250.0000.04019.13
5.4.240.0030.03719.11
5.4.230.0030.03719.13
5.4.220.0070.04019.04
5.4.210.0030.03719.18
5.4.200.0100.03319.02
5.4.190.0030.03719.13
5.4.180.0070.03019.11
5.4.170.0000.04318.81
5.4.160.0070.03319.07
5.4.150.0000.04018.93
5.4.140.0070.03316.43
5.4.130.0030.03716.43
5.4.120.0070.03316.41
5.4.110.0000.04016.47
5.4.100.0030.03716.39
5.4.90.0030.03716.34
5.4.80.0070.03316.34
5.4.70.0000.03716.46
5.4.60.0000.03316.32
5.4.50.0030.03716.47
5.4.40.0000.04716.46
5.4.30.0030.03716.42
5.4.20.0000.03716.31
5.4.10.0030.03316.31
5.4.00.0170.01715.88
5.3.290.0070.04714.75
5.3.280.0030.04014.73
5.3.270.0000.03714.67
5.3.260.0030.04314.68
5.3.250.0100.02714.66
5.3.240.0000.04314.62
5.3.230.0070.03314.65
5.3.220.0000.04014.59
5.3.210.0030.04014.52
5.3.200.0000.03714.54
5.3.190.0030.05314.67
5.3.180.0000.04314.57
5.3.170.0000.04014.53
5.3.160.0070.03014.59
5.3.150.0070.06314.55
5.3.140.0130.02714.60
5.3.130.0030.03314.51
5.3.120.0030.03714.48
5.3.110.0030.03714.58
5.3.100.0000.04014.09
5.3.90.0030.03714.06
5.3.80.0030.03013.92
5.3.70.0000.03314.00
5.3.60.0000.03714.06
5.3.50.0030.03714.08
5.3.40.0070.04013.92
5.3.30.0000.04013.89
5.3.20.0070.03013.79
5.3.10.0030.03013.56
5.3.00.0000.03313.56
5.2.170.0000.03013.55
5.2.160.0000.03013.55
5.2.150.0030.02713.55
5.2.140.0030.02713.55
5.2.130.0130.01713.55
5.2.120.0030.02713.55
5.2.110.0070.02313.55
5.2.100.0030.03013.55
5.2.90.0070.05713.55
5.2.80.0100.05713.55
5.2.70.0070.04313.55
5.2.60.0030.06713.55
5.2.50.0030.04313.55
5.2.40.0070.03713.55
5.2.30.0000.03313.55
5.2.20.0070.05313.55
5.2.10.0030.06313.55
5.2.00.0070.05713.55
5.1.60.0070.05013.55
5.1.50.0100.05013.55
5.1.40.0030.05313.55
5.1.30.0030.03013.55
5.1.20.0070.05013.55
5.1.10.0130.04713.55
5.1.00.0070.02713.55
5.0.50.0030.04313.55
5.0.40.0030.03013.55
5.0.30.0030.06013.55
5.0.20.0030.04313.55
5.0.10.0030.03313.55
5.0.00.0000.04013.55
4.4.90.0070.03313.55
4.4.80.0000.03013.55
4.4.70.0030.02313.55
4.4.60.0000.03013.55
4.4.50.0030.02713.55
4.4.40.0000.05013.55
4.4.30.0030.03013.55
4.4.20.0000.03713.55
4.4.10.0000.03713.55
4.4.00.0070.04313.55
4.3.110.0070.03313.55
4.3.100.0000.01713.55
4.3.90.0100.03013.55
4.3.80.0030.05313.55
4.3.70.0070.02313.55
4.3.60.0000.03013.55
4.3.50.0000.03713.55
4.3.40.0030.04313.55
4.3.30.0000.01713.55
4.3.20.0000.03013.55
4.3.10.0000.03313.55
4.3.00.0000.03713.55

preferences:
36.93 ms | 400 KiB | 5 Q