3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Whoooot!\n"; $b = (object)"It's an object!\n"; $c = &$a; $d = &$b; function testIt ($z){ print_r($z); } testIt($c); testIt($d);

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)
8.3.40.0170.00018.84
8.3.30.0040.01119.06
8.3.20.0080.00020.24
8.3.10.0040.00423.70
8.3.00.0040.00419.06
8.2.170.0100.00722.96
8.2.160.0110.00420.39
8.2.150.0000.00724.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0040.00420.85
8.2.110.0000.00922.20
8.2.100.0080.00317.72
8.2.90.0000.00719.17
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0080.00017.93
8.2.50.0050.00318.07
8.2.40.0000.00819.95
8.2.30.0000.00718.24
8.2.20.0040.00417.68
8.2.10.0000.00817.93
8.2.00.0050.00317.62
8.1.270.0060.00324.01
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.92
8.1.230.0110.00019.00
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0080.00417.35
8.1.190.0040.00417.23
8.1.180.0080.00318.10
8.1.170.0030.00518.51
8.1.160.0040.00421.82
8.1.150.0000.00818.52
8.1.140.0040.00417.47
8.1.130.0000.00717.73
8.1.120.0070.00017.43
8.1.110.0040.00417.39
8.1.100.0040.00417.34
8.1.90.0030.00317.42
8.1.80.0040.00417.32
8.1.70.0000.00717.36
8.1.60.0030.00617.53
8.1.50.0030.00617.50
8.1.40.0100.00017.55
8.1.30.0080.00017.70
8.1.20.0000.00817.62
8.1.10.0000.00717.38
8.1.00.0020.00517.43
8.0.300.0000.00718.77
8.0.290.0000.00717.16
8.0.280.0040.00418.30
8.0.270.0000.00717.17
8.0.260.0030.00317.11
8.0.250.0000.00616.84
8.0.240.0030.00316.81
8.0.230.0030.00316.89
8.0.220.0000.00716.92
8.0.210.0040.00416.79
8.0.200.0040.00416.88
8.0.190.0000.00816.93
8.0.180.0040.00416.90
8.0.170.0050.00216.90
8.0.160.0000.00716.83
8.0.150.0020.00516.72
8.0.140.0000.00816.85
8.0.130.0030.00313.30
8.0.120.0040.00416.82
8.0.110.0070.00016.93
8.0.100.0040.00416.87
8.0.90.0000.00716.71
8.0.80.0120.00416.87
8.0.70.0040.00416.83
8.0.60.0070.00016.74
8.0.50.0040.00416.75
8.0.30.0150.00817.26
8.0.20.0110.00817.40
8.0.10.0000.00716.88
8.0.00.0090.00816.79
7.4.330.0020.00215.00
7.4.320.0030.00316.53
7.4.300.0070.00016.58
7.4.290.0000.00716.50
7.4.280.0070.00016.48
7.4.270.0110.00016.63
7.4.260.0070.00016.53
7.4.250.0050.00316.59
7.4.240.0030.00316.57
7.4.230.0030.00316.50
7.4.220.0110.00716.41
7.4.210.0070.00716.52
7.4.200.0000.00716.33
7.4.190.0030.00316.39
7.4.160.0060.01216.46
7.4.150.0110.00617.40
7.4.140.0100.00717.86
7.4.130.0070.00916.55
7.4.120.0110.00916.66
7.4.110.0150.00616.51
7.4.100.0130.00616.54
7.4.90.0100.00616.52
7.4.80.0060.01319.39
7.4.70.0100.00616.41
7.4.60.0090.01216.55
7.4.50.0000.00816.59
7.4.40.0170.00316.55
7.4.30.0080.00816.66
7.4.10.0040.01414.59
7.4.00.0040.01014.96
7.3.330.0030.00313.29
7.3.320.0030.00313.22
7.3.310.0040.00416.16
7.3.300.0000.00716.16
7.3.290.0100.00316.29
7.3.280.0040.01216.31
7.3.270.0110.00717.40
7.3.260.0190.00416.60
7.3.250.0090.01616.27
7.3.240.0090.00916.44
7.3.230.0080.01116.39
7.3.210.0140.00716.30
7.3.200.0150.00319.39
7.3.190.0140.00516.32
7.3.180.0070.01016.14
7.3.170.0150.00716.27
7.3.160.0090.00616.39
7.3.130.0160.00014.55
7.3.120.0080.00914.80
7.3.110.0080.00814.50
7.3.100.0060.01114.83
7.3.90.0080.00514.73
7.3.80.0050.00914.88
7.3.70.0070.00614.66
7.3.60.0060.00814.59
7.3.50.0070.00814.70
7.3.40.0090.00314.60
7.3.30.0050.01014.72
7.3.20.0040.01016.46
7.3.10.0050.00716.63
7.3.00.0050.01016.46
7.2.330.0110.00616.65
7.2.320.0100.00716.67
7.2.310.0120.00616.30
7.2.300.0130.00916.68
7.2.290.0060.01516.49
7.2.260.0180.00314.72
7.2.250.0090.00814.89
7.2.240.0080.00914.77
7.2.230.0060.01014.88
7.2.220.0070.00915.08
7.2.210.0040.00914.92
7.2.200.0040.01014.89
7.2.190.0070.00714.99
7.2.180.0070.00614.88
7.2.170.0020.01214.95
7.2.160.0040.01014.78
7.2.150.0070.00716.73
7.2.140.0090.00616.68
7.2.130.0110.00316.89
7.2.120.0060.01016.85
7.2.110.0040.00716.68
7.2.100.0050.00916.67
7.2.90.0110.00416.90
7.2.80.0080.00816.92
7.2.70.0110.00616.73
7.2.60.0030.01016.67
7.2.50.0080.00816.90
7.2.40.0060.00816.69
7.2.30.0050.00716.83
7.2.20.0060.00916.79
7.2.10.0070.01016.88
7.2.00.0040.00817.74
7.1.330.0080.00815.64
7.1.320.0080.00615.80
7.1.310.0040.00815.65
7.1.300.0040.01115.77
7.1.290.0030.01115.59
7.1.280.0050.01015.69
7.1.270.0090.00415.68
7.1.260.0050.00815.69
7.1.250.0030.01015.60
7.1.240.0070.01015.76
7.1.230.0080.00615.58
7.1.220.0030.00915.63
7.1.210.0060.00415.67
7.1.200.0060.00315.68
7.1.190.0060.01015.83
7.1.180.0040.01015.85
7.1.170.0050.00615.63
7.1.160.0020.01315.70
7.1.150.0020.01015.78
7.1.140.0030.00615.78
7.1.130.0070.00715.83
7.1.120.0040.00715.69
7.1.110.0060.00615.87
7.1.100.0040.00816.65
7.1.90.0090.00515.73
7.1.80.0000.00915.85
7.1.70.0050.00816.23
7.1.60.0110.00716.89
7.1.50.0030.01416.17
7.1.40.0070.00715.79
7.1.30.0010.00715.69
7.1.20.0010.01015.63
7.1.10.0060.00515.62
7.1.00.0060.02818.00
7.0.330.0110.00315.24
7.0.320.0050.00815.38
7.0.310.0050.00815.43
7.0.300.0080.00515.22
7.0.290.0080.00515.43
7.0.280.0070.00315.39
7.0.270.0100.00215.22
7.0.260.0080.00515.33
7.0.250.0020.01215.30
7.0.240.0100.00115.36
7.0.230.0070.00515.40
7.0.220.0070.00515.38
7.0.210.0090.00415.40
7.0.200.0020.00915.84
7.0.190.0050.00515.25
7.0.180.0040.00715.39
7.0.170.0040.00915.46
7.0.160.0050.00815.37
7.0.150.0100.00315.16
7.0.140.0040.02817.51
7.0.130.0070.00715.24
7.0.120.0030.01015.41
7.0.110.0050.01015.37
7.0.100.0060.00615.15
7.0.90.0050.00815.27
7.0.80.0050.00615.27
7.0.70.0100.00315.37
7.0.60.0100.02716.98
7.0.50.0040.01716.29
7.0.40.0080.02215.69
7.0.30.0130.01915.55
7.0.20.0130.02315.57
7.0.10.0090.01915.68
7.0.00.0070.02215.62
5.6.400.0050.00914.37
5.6.390.0080.00614.16
5.6.380.0060.01014.22
5.6.370.0060.00614.44
5.6.360.0060.00714.27
5.6.350.0060.00814.22
5.6.340.0030.01014.52
5.6.330.0080.00614.43
5.6.320.0020.01214.30
5.6.310.0060.00614.15
5.6.300.0050.00814.32
5.6.290.0070.00314.29
5.6.280.0040.02916.53
5.6.270.0070.00714.19
5.6.260.0060.00914.40
5.6.250.0040.00714.31
5.6.240.0050.00914.31
5.6.230.0020.01214.22
5.6.220.0040.00814.42
5.6.210.0060.02916.37
5.6.200.0040.02715.59
5.6.190.0030.02416.24
5.6.180.0020.03716.20
5.6.170.0160.02816.38
5.6.160.0140.02616.29
5.6.150.0030.03415.49
5.6.140.0110.01715.56
5.6.130.0060.02515.48
5.6.120.0070.02716.49
5.6.110.0080.02216.36
5.6.100.0060.02516.41
5.6.90.0020.03116.37
5.6.80.0060.02716.17
5.6.70.0080.00414.16
5.6.60.0020.01013.93
5.6.50.0050.00814.13
5.6.40.0070.00714.09
5.6.30.0080.00514.08
5.6.20.0050.00613.95
5.6.10.0070.01014.09
5.6.00.0030.00814.28
5.5.380.0060.00614.12
5.5.370.0080.00814.13
5.5.360.0050.00914.19
5.5.350.0040.01716.13
5.5.340.0090.02815.45
5.5.330.0100.02516.14
5.5.320.0130.02216.17
5.5.310.0150.02416.27
5.5.300.0060.02915.56
5.5.290.0060.02215.39
5.5.280.0080.03216.32
5.5.270.0070.03016.43
5.5.260.0050.02116.35
5.5.250.0030.02316.22
5.5.240.0060.01716.06
5.5.230.0080.00514.04
5.5.220.0060.00813.91
5.5.210.0040.01214.07
5.5.200.0070.00513.82
5.5.190.0070.00513.87
5.5.180.0050.00513.94
5.5.170.0040.01014.15
5.5.160.0070.00413.97
5.5.150.0030.00814.12
5.5.140.0030.01213.97
5.5.130.0000.01214.08
5.5.120.0030.00613.96
5.5.110.0070.00614.13
5.5.100.0050.01013.91
5.5.90.0030.01114.09
5.5.80.0030.01014.11
5.5.70.0050.00914.00
5.5.60.0090.00514.00
5.5.50.0080.00414.15
5.5.40.0090.00813.99
5.5.30.0040.01414.20
5.5.20.0080.00814.14
5.5.10.0030.01014.15
5.5.00.0050.00813.95
5.4.450.0270.02715.02
5.4.440.0370.03115.00
5.4.430.0340.03114.96
5.4.420.0400.02015.01
5.4.410.0030.02414.96
5.4.400.0270.02214.92
5.4.390.0370.02414.79
5.4.380.0100.01914.74
5.4.370.0070.02014.69
5.4.360.0130.01314.69
5.4.350.0070.02214.68
5.4.340.0040.02614.68
5.4.330.0050.00512.74
5.4.320.0020.01812.66
5.4.310.0050.01612.66
5.4.300.0070.01812.66
5.4.290.0080.01912.66
5.4.280.0070.01812.63
5.4.270.0070.02012.63
5.4.260.0060.02112.63
5.4.250.0050.02212.63
5.4.240.0060.02112.63
5.4.230.0070.02012.62
5.4.220.0040.01812.62
5.4.210.0080.01312.62
5.4.200.0080.01712.62
5.4.190.0050.02012.62
5.4.180.0090.01412.62
5.4.170.0040.01712.62
5.4.160.0040.01812.62
5.4.150.0040.02012.62
5.4.140.0040.02312.51
5.4.130.0090.01912.51
5.4.120.0040.02412.50
5.4.110.0020.02512.50
5.4.100.0070.01912.50
5.4.90.0080.02012.50
5.4.80.0060.02312.50
5.4.70.0040.02512.49
5.4.60.0080.02012.49
5.4.50.0050.02412.50
5.4.40.0080.02512.49
5.4.30.0090.02012.49
5.4.20.0040.02212.49
5.4.10.0050.02312.49
5.4.00.0060.02112.32
5.3.290.0050.01812.76
5.3.280.0040.02312.73
5.3.270.0040.02512.73
5.3.260.0060.02312.73
5.3.250.0050.02412.73
5.3.240.0070.02212.73
5.3.230.0050.02312.73
5.3.220.0070.02012.72
5.3.210.0050.02412.72
5.3.200.0040.02412.72
5.3.190.0040.02112.72
5.3.180.0050.02212.72
5.3.170.0060.02112.71
5.3.160.0060.02312.72
5.3.150.0070.01812.72
5.3.140.0050.02212.71
5.3.130.0050.02212.71
5.3.120.0060.02112.71
5.3.110.0060.01912.71
5.3.100.0060.01812.53
5.3.90.0030.02212.52
5.3.80.0050.01912.52
5.3.70.0030.01812.52
5.3.60.0040.01912.52
5.3.50.0040.01912.50
5.3.40.0030.01912.50
5.3.30.0060.01812.48
5.3.20.0030.01812.41
5.3.10.0070.01912.40
5.3.00.0040.02112.40
5.2.170.0080.0419.21
5.2.160.0060.0399.21
5.2.150.0070.0449.22
5.2.140.0070.0449.21
5.2.130.0060.0459.18
5.2.120.0090.0439.18
5.2.110.0030.0479.18
5.2.100.0070.0429.17
5.2.90.0080.0429.17
5.2.80.0070.0489.16
5.2.70.0100.0409.16
5.2.60.0060.0449.13
5.2.50.0050.0449.09
5.2.40.0090.0379.07
5.2.30.0080.0459.04
5.2.20.0100.0389.03
5.2.10.0070.0408.94
5.2.00.0070.0438.80
5.1.60.0060.0348.09
5.1.50.0040.0328.09
5.1.40.0040.0308.07
5.1.30.0050.0298.41
5.1.20.0080.0268.43
5.1.10.0060.0258.16
5.1.00.0060.0268.16
5.0.50.0040.0246.64
5.0.40.0030.0206.50
5.0.30.0060.0326.30
5.0.20.0030.0206.28
5.0.10.0020.0226.25
5.0.00.0050.0306.25
4.4.90.0060.0134.78
4.4.80.0030.0164.75
4.4.70.0050.0144.75
4.4.60.0050.0144.75
4.4.50.0050.0144.77
4.4.40.0040.0244.70
4.4.30.0020.0174.76
4.4.20.0050.0144.85
4.4.10.0050.0204.85
4.4.00.0060.0354.76
4.3.110.0100.0174.67
4.3.100.0050.0214.66
4.3.90.0120.0324.63
4.3.80.0090.0334.58
4.3.70.0040.0204.63
4.3.60.0080.0174.63
4.3.50.0050.0224.63
4.3.40.0040.0374.54
4.3.30.0020.0223.30
4.3.20.0020.0223.27
4.3.10.0030.0213.24
4.3.00.0070.0207.09

preferences:
43.59 ms | 400 KiB | 5 Q