3v4l.org

run code in 300+ PHP versions simultaneously
<?php function provideGlobals() { printf("Is foo exists: %d\n", array_key_exists("foo", $GLOBALS)); $GLOBALS += array("foo" => "foo"); } provideGlobals(); echo $foo;

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)
8.3.60.0140.00716.88
8.3.50.0100.00318.01
8.3.40.0110.00318.58
8.3.30.0110.00318.71
8.3.20.0040.00420.16
8.3.10.0040.00420.36
8.3.00.0050.00318.81
8.2.180.0070.01425.92
8.2.170.0070.00722.96
8.2.160.0040.01120.38
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00421.00
8.2.110.0090.00020.22
8.2.100.0090.00317.72
8.2.90.0000.00818.09
8.2.80.0030.00619.08
8.2.70.0060.00317.38
8.2.60.0060.00317.50
8.2.50.0040.00418.09
8.2.40.0000.00720.55
8.2.30.0000.00719.30
8.2.20.0000.00717.66
8.2.10.0040.00417.84
8.2.00.0040.00417.91
8.1.280.0170.00325.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0030.00722.14
8.1.230.0030.00720.98
8.1.220.0090.00017.74
8.1.210.0000.00918.88
8.1.200.0060.00317.22
8.1.190.0000.00816.98
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0050.00320.82
8.1.150.0050.00218.80
8.1.140.0000.00719.44
8.1.130.0030.00317.56
8.1.120.0000.00717.34
8.1.110.0040.00417.23
8.1.100.0000.00817.32
8.1.90.0030.00717.21
8.1.80.0000.00717.32
8.1.70.0070.00017.38
8.1.60.0090.00017.34
8.1.50.0050.00317.37
8.1.40.0000.00817.32
8.1.30.0050.00317.52
8.1.20.0070.00017.41
8.1.10.0040.00417.36
8.1.00.0070.00317.29
8.0.300.0050.00220.09
8.0.290.0040.00416.88
8.0.280.0030.00318.34
8.0.270.0030.00317.19
8.0.260.0030.00318.45
8.0.250.0030.00317.05
8.0.240.0000.00716.85
8.0.230.0030.00517.04
8.0.220.0040.00416.95
8.0.210.0000.00717.01
8.0.200.0070.00016.94
8.0.190.0070.00017.05
8.0.180.0040.00417.03
8.0.170.0000.00716.95
8.0.160.0030.00317.03
8.0.150.0000.00716.79
8.0.140.0070.00016.89
8.0.130.0030.00313.34
8.0.120.0000.00716.83
8.0.110.0030.00316.84
8.0.100.0050.00316.93
8.0.90.0080.00016.87
8.0.80.0040.01217.00
8.0.70.0000.00716.84
8.0.60.0000.00716.86
8.0.50.0040.00417.00
8.0.30.0110.00617.12
8.0.20.0080.01017.40
8.0.10.0000.00817.07
8.0.00.0110.00716.77
7.4.330.0020.00316.89
7.4.320.0060.00016.40
7.4.300.0000.00816.54
7.4.290.0000.00716.49
7.4.280.0070.00016.39
7.4.270.0070.00016.56
7.4.260.0030.00316.50
7.4.250.0040.00416.45
7.4.240.0060.00316.50
7.4.230.0030.00316.50
7.4.220.0160.00716.65
7.4.210.0140.00316.50
7.4.200.0070.00016.70
7.4.160.0060.00916.50
7.4.150.0130.01017.40
7.4.140.0080.01217.86
7.4.130.0130.00716.55
7.4.120.0030.01716.49
7.4.110.0070.01016.46
7.4.100.0110.00716.35
7.4.90.0070.01016.59
7.4.80.0100.00619.39
7.4.70.0090.00616.34
7.4.60.0070.01016.48
7.4.50.0070.00416.34
7.4.40.0110.00416.30
7.4.30.0090.01316.33
7.4.00.0030.00914.90
7.3.330.0020.00213.32
7.3.320.0030.00313.25
7.3.310.0030.00316.34
7.3.300.0040.00416.17
7.3.290.0040.00416.26
7.3.280.0060.00916.27
7.3.270.0120.00617.40
7.3.260.0080.00816.31
7.3.250.0060.01216.31
7.3.240.0090.00916.37
7.3.230.0140.00716.50
7.3.210.0080.00816.21
7.3.200.0180.00319.39
7.3.190.0110.00816.38
7.3.180.0130.00716.48
7.3.170.0050.01416.66
7.3.160.0070.01016.46
7.2.330.0040.01316.45
7.2.320.0120.01316.63
7.2.310.0030.01616.35
7.2.300.0100.00616.43
7.2.290.0080.00816.55
7.2.60.0030.01016.82
7.2.00.0070.00319.12
7.1.200.0030.01015.72
7.1.100.0070.00317.93
7.1.70.0030.00617.13
7.1.60.0160.01019.27
7.1.50.0130.01016.90
7.1.00.0000.08022.48
7.0.200.0030.00616.34
7.0.60.0070.07021.80
7.0.50.0070.07722.04
7.0.40.0070.07020.12
7.0.30.0100.07720.19
7.0.20.0000.08320.20
7.0.10.0030.07720.18
7.0.00.0030.08720.08
5.6.280.0000.07721.02
5.6.210.0030.07720.46
5.6.200.0000.06021.02
5.6.190.0030.06320.97
5.6.180.0030.07721.01
5.6.170.0030.06721.14
5.6.160.0130.06721.00
5.6.150.0000.06721.00
5.6.140.0030.08321.02
5.6.130.0070.08021.12
5.6.120.0000.08721.10
5.6.110.0000.08721.12
5.6.100.0030.08320.99
5.6.90.0000.06720.97
5.6.80.0070.06720.29
5.6.70.0100.06720.40
5.6.60.0070.07320.47
5.6.50.0000.08020.54
5.6.40.0100.06720.50
5.6.30.0130.07020.26
5.6.20.0070.07320.35
5.6.10.0030.07720.34
5.6.00.0030.06320.37
5.5.350.0070.07720.41
5.5.340.0070.07720.74
5.5.330.0000.08320.64
5.5.320.0070.08320.88
5.5.310.0030.07320.88
5.5.300.0000.08020.73
5.5.290.0000.05320.90
5.5.280.0030.08720.87
5.5.270.0100.08020.68
5.5.260.0070.06020.84
5.5.250.0100.07320.61
5.5.240.0030.07720.19
5.5.230.0130.04720.28
5.5.220.0030.08020.14
5.5.210.0170.06020.25
5.5.200.0030.07020.34
5.5.190.0070.07720.13
5.5.180.0030.08320.33
5.5.160.0000.09020.22
5.5.150.0100.06720.25
5.5.140.0030.06319.99
5.5.130.0030.07720.25
5.5.120.0070.07020.15
5.5.110.0070.08020.03
5.5.100.0070.07020.11
5.5.90.0000.07719.90
5.5.80.0070.07720.09
5.5.70.0070.06719.99
5.5.60.0070.06019.88
5.5.50.0030.05720.08
5.5.40.0070.07720.10
5.5.30.0030.07019.88
5.5.20.0030.08020.20
5.5.10.0000.08019.99
5.5.00.0030.08020.14
5.4.450.0030.07019.39
5.4.440.0030.08319.23
5.4.430.0070.07319.41
5.4.420.0030.08019.40
5.4.410.0070.06019.28
5.4.400.0070.07318.91
5.4.390.0030.07719.16
5.4.380.0030.07719.12
5.4.370.0070.07018.91
5.4.360.0070.07019.06
5.4.350.0070.07019.01
5.4.340.0070.07318.91
5.4.320.0130.06719.07
5.4.310.0070.07019.07
5.4.300.0100.06719.14
5.4.290.0070.07019.20
5.4.280.0100.07019.03
5.4.270.0030.07019.03
5.4.260.0030.07718.90
5.4.250.0030.07719.03
5.4.240.0130.06719.11
5.4.230.0030.07019.00
5.4.220.0070.07719.19
5.4.210.0030.07719.00
5.4.200.0030.06719.07
5.4.190.0070.06719.18
5.4.180.0000.08018.88
5.4.170.0070.07319.06
5.4.160.0030.06019.16
5.4.150.0030.08019.00
5.4.140.0100.06716.19
5.4.130.0070.07316.52
5.4.120.0070.07016.24
5.4.110.0000.08016.54
5.4.100.0030.05016.54
5.4.90.0030.08016.41
5.4.80.0070.07016.55
5.4.70.0030.06716.32
5.4.60.0070.06316.39
5.4.50.0030.07316.40
5.4.40.0030.07016.60
5.4.30.0000.07016.43
5.4.20.0070.06716.34
5.4.10.0000.07716.30
5.4.00.0030.07015.77
5.3.290.0030.07014.65
5.3.280.0000.07014.55
5.3.270.0100.06314.64
5.3.260.0070.06314.66
5.3.250.0030.07314.57
5.3.240.0030.07714.61
5.3.230.0070.06014.66
5.3.220.0000.06714.62
5.3.210.0070.07314.61
5.3.200.0070.07014.53
5.3.190.0030.06714.57
5.3.180.0070.06014.61
5.3.170.0030.07314.41
5.3.160.0070.08014.62
5.3.150.0030.07314.64
5.3.140.0000.08314.60
5.3.130.0030.07314.63
5.3.120.0000.07714.60
5.3.110.0070.06014.64
5.3.100.0070.05714.08
5.3.90.0100.03014.09
5.3.80.0000.03714.05
5.3.70.0000.03714.05
5.3.60.0070.06314.05
5.3.50.0070.03014.00
5.3.40.0130.02313.98
5.3.30.0030.07713.91
5.3.20.0000.04713.79
5.3.10.0000.05313.70
5.3.00.0030.07013.61
5.2.170.0030.05011.13
5.2.160.0000.03011.20
5.2.150.0070.02711.04
5.2.140.0000.06311.14
5.2.130.0030.05011.14
5.2.120.0030.05011.08
5.2.110.0030.06710.99
5.2.100.0000.04711.14
5.2.90.0030.05711.16
5.2.80.0000.04011.07
5.2.70.0000.04711.18
5.2.60.0000.06011.06
5.2.50.0000.06711.12
5.2.40.0070.04311.01
5.2.30.0100.06311.07
5.2.20.0030.06310.86
5.2.10.0030.05710.94
5.2.00.0030.05710.81
5.1.60.0000.0609.82
5.1.50.0030.05310.09
5.1.40.0030.0379.94
5.1.30.0030.03010.34
5.1.20.0000.02710.45
5.1.10.0000.02710.12
5.1.00.0070.04710.04
5.0.50.0030.0209.25
5.0.40.0030.0179.25
5.0.30.0000.0309.25
5.0.20.0070.0209.25
5.0.10.0000.0209.25
5.0.00.0000.0309.25
4.4.90.0030.0379.25
4.4.80.0000.0339.25
4.4.70.0000.0379.25
4.4.60.0070.0279.25
4.4.50.0070.0309.25
4.4.40.0030.0479.25
4.4.30.0000.0379.25
4.4.20.0000.0179.25
4.4.10.0000.0379.25
4.4.00.0000.0239.25
4.3.110.0000.0139.25
4.3.100.0030.0179.25
4.3.90.0030.0179.25
4.3.80.0000.0239.25
4.3.70.0000.0139.25
4.3.60.0000.0139.25
4.3.50.0030.0279.25
4.3.40.0000.0339.25
4.3.30.0000.0209.25
4.3.20.0030.0339.25
4.3.10.0000.0339.25
4.3.00.0000.0279.25

preferences:
58.68 ms | 401 KiB | 5 Q