3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {private $x = 42;} $a = new A; empty($a->x->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)
8.3.40.0070.00718.59
8.3.30.0030.01018.79
8.3.20.0050.00220.34
8.3.10.0030.00621.99
8.3.00.0070.00022.40
8.2.170.0120.00422.96
8.2.160.0100.00320.81
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0050.00226.16
8.2.120.0000.00819.13
8.2.110.0030.00620.53
8.2.100.0080.00417.59
8.2.90.0030.00518.16
8.2.80.0080.00017.97
8.2.70.0090.00017.93
8.2.60.0030.00617.80
8.2.50.0000.00918.10
8.2.40.0030.00620.48
8.2.30.0070.00018.00
8.2.20.0070.00017.51
8.2.10.0000.00717.68
8.2.00.0040.00417.52
8.1.270.0040.00422.04
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0090.00023.81
8.1.230.0080.00320.91
8.1.220.0000.00717.74
8.1.210.0030.00618.85
8.1.200.0080.00017.35
8.1.190.0060.00317.10
8.1.180.0080.00018.10
8.1.170.0050.00318.50
8.1.160.0000.00721.94
8.1.150.0000.00718.55
8.1.140.0070.00017.37
8.1.130.0000.00817.77
8.1.120.0070.00017.29
8.1.110.0080.00017.27
8.1.100.0000.00817.39
8.1.90.0040.00417.34
8.1.80.0030.00317.39
8.1.70.0030.00317.39
8.1.60.0030.00617.39
8.1.50.0000.00717.34
8.1.40.0000.00817.43
8.1.30.0040.00417.56
8.1.20.0040.00417.51
8.1.10.0030.00517.59
8.1.00.0000.00717.48
8.0.300.0040.00420.03
8.0.290.0050.00316.63
8.0.280.0000.00718.37
8.0.270.0040.00417.14
8.0.260.0000.00818.38
8.0.250.0000.00716.93
8.0.240.0000.00716.81
8.0.230.0000.00716.93
8.0.220.0000.00716.82
8.0.210.0000.00716.86
8.0.200.0000.00716.86
8.0.190.0040.00416.89
8.0.180.0040.00416.86
8.0.170.0050.00216.87
8.0.160.0030.00516.88
8.0.150.0040.00416.86
8.0.140.0070.00016.81
8.0.130.0000.00513.26
8.0.120.0000.00816.81
8.0.110.0030.00516.70
8.0.100.0000.00716.72
8.0.90.0050.00216.83
8.0.80.0100.00516.77
8.0.70.0030.00516.67
8.0.60.0040.00416.93
8.0.50.0050.00216.80
8.0.30.0090.01116.95
8.0.20.0100.00917.40
8.0.10.0000.00716.80
8.0.00.0130.00516.77
7.4.330.0060.00015.00
7.4.320.0040.00416.61
7.4.300.0030.00316.58
7.4.290.0070.00016.48
7.4.280.0090.00016.34
7.4.270.0000.00716.42
7.4.260.0000.00716.46
7.4.250.0040.00416.57
7.4.240.0000.00716.54
7.4.230.0000.00716.69
7.4.220.0100.00716.55
7.4.210.0040.01116.57
7.4.200.0000.00716.53
7.4.190.0070.00016.59
7.4.160.0080.00816.41
7.4.150.0180.00017.40
7.4.140.0120.00617.86
7.4.130.0090.00916.30
7.4.120.0080.01016.38
7.4.110.0080.00816.50
7.4.100.0030.01616.57
7.4.90.0120.00616.50
7.4.80.0090.00919.39
7.4.70.0070.01016.52
7.4.60.0090.00616.32
7.4.50.0000.00816.32
7.4.40.0110.00722.77
7.4.30.0060.01016.57
7.4.00.0050.01114.88
7.3.330.0000.00513.05
7.3.320.0050.00013.05
7.3.310.0020.00516.19
7.3.300.0000.00716.02
7.3.290.0100.00616.19
7.3.280.0080.00916.21
7.3.270.0070.01017.40
7.3.260.0120.00616.38
7.3.250.0050.01316.50
7.3.240.0100.01016.29
7.3.230.0110.00616.39
7.3.210.0120.00416.10
7.3.200.0090.01219.39
7.3.190.0090.01316.53
7.3.180.0160.00016.37
7.3.170.0150.00816.27
7.3.160.0150.00616.25
7.3.120.0100.00814.80
7.3.110.0070.00714.77
7.3.100.0070.01014.73
7.3.90.0040.00714.83
7.3.80.0040.00814.82
7.3.70.0030.00914.66
7.3.60.0070.01014.87
7.3.50.0100.00014.80
7.3.40.0060.00914.49
7.3.30.0060.01214.73
7.3.20.0110.00416.20
7.3.10.0030.01016.62
7.3.00.0070.00716.50
7.2.330.0110.00616.51
7.2.320.0150.00316.60
7.2.310.0170.00316.59
7.2.300.0040.01216.67
7.2.290.0130.00316.32
7.2.250.0030.01315.15
7.2.240.0090.00915.25
7.2.230.0000.01014.86
7.2.220.0040.00714.91
7.2.210.0000.01415.08
7.2.200.0120.00615.18
7.2.190.0030.01015.09
7.2.180.0000.01615.10
7.2.170.0000.02014.85
7.2.120.0120.00616.67
7.2.110.0020.00916.69
7.2.100.0140.00416.63
7.2.90.0120.00316.45
7.2.80.0120.00416.71
7.2.70.0100.00516.63
7.2.60.0100.00716.63
7.2.50.0160.00317.01
7.2.40.0160.00416.97
7.2.30.0120.00617.01
7.2.20.0080.00616.84
7.2.10.0130.00716.73
7.2.00.0000.00916.79
7.1.330.0000.01315.63
7.1.320.0000.01315.47
7.1.310.0030.00615.70
7.1.300.0090.00615.66
7.1.290.0030.01315.48
7.1.280.0030.00915.62
7.1.270.0040.00715.74
7.1.260.0100.00315.83
7.1.240.0090.00315.52
7.1.230.0100.00315.68
7.1.220.0060.01615.29
7.1.210.0080.00815.67
7.1.200.0110.00115.71
7.1.190.0110.00615.70
7.1.180.0070.00715.52
7.1.170.0150.00415.46
7.1.160.0090.00515.66
7.1.150.0090.00615.65
7.1.140.0120.00415.41
7.1.130.0000.01415.66
7.1.120.0140.00415.67
7.1.110.0130.00015.32
7.1.100.0100.00515.64
7.1.90.0070.01015.41
7.1.80.0080.00815.69
7.1.70.0020.01016.27
7.1.60.0060.00917.58
7.1.50.0090.01316.15
7.1.40.0060.00315.54
7.1.30.0040.01115.54
7.1.20.0070.01215.50
7.1.10.0100.00315.49
7.1.00.0030.04418.91
7.0.320.0110.00815.33
7.0.310.0080.00415.14
7.0.300.0100.00715.20
7.0.290.0080.00814.89
7.0.280.0120.00515.13
7.0.270.0110.00515.20
7.0.260.0140.00015.28
7.0.250.0110.00315.21
7.0.240.0040.01415.15
7.0.230.0150.00415.27
7.0.220.0060.00915.25
7.0.210.0120.00415.16
7.0.200.0060.00515.92
7.0.190.0080.00815.23
7.0.180.0070.00715.14
7.0.170.0110.00515.29
7.0.160.0080.00615.22
7.0.150.0150.00415.28
7.0.140.0050.04118.73
7.0.130.0000.01215.12
7.0.120.0110.00515.20
7.0.110.0120.00615.37
7.0.100.0050.01015.15
7.0.90.0090.00315.30
7.0.80.0060.00615.15
7.0.70.0110.00515.23
7.0.60.0070.02217.57
7.0.50.0070.02716.64
7.0.40.0070.02616.68
7.0.30.0160.02916.76
7.0.20.0270.03616.77
7.0.10.0080.02416.72
7.0.00.0080.02216.63
5.6.380.0030.01014.04
5.6.370.0180.00014.34
5.6.360.0070.01014.32
5.6.350.0130.00014.00
5.6.340.0080.00814.37
5.6.330.0000.01214.48
5.6.320.0090.00314.63
5.6.310.0100.00714.52
5.6.300.0090.00914.09
5.6.290.0080.00614.42
5.6.280.0080.03717.68
5.6.270.0090.00314.36
5.6.260.0080.00614.40
5.6.250.0090.00514.02
5.6.240.0060.00914.15
5.6.230.0080.00614.48
5.6.220.0070.00814.41
5.6.210.0110.03817.48
5.6.200.0090.02616.25
5.6.190.0100.04017.53
5.6.180.0240.02717.46
5.6.170.0160.04817.47
5.6.160.0110.02317.35
5.6.150.0070.04516.16
5.6.140.0070.04416.14
5.6.130.0060.02316.30
5.6.120.0080.02217.74
5.6.110.0060.04817.52
5.6.100.0050.03317.68
5.6.90.0120.04017.73
5.6.80.0110.02817.18
5.6.70.0100.00614.13
5.6.60.0100.00814.11
5.6.50.0080.00814.03
5.6.40.0110.00713.97
5.6.30.0130.00414.16
5.6.20.0070.00714.18
5.6.10.0070.01114.18
5.6.00.0110.00714.16
5.5.380.0120.00010.86
5.5.370.0070.00710.79
5.5.360.0100.00211.00
5.5.350.0060.04615.59
5.5.340.0070.03314.62
5.5.330.0070.03415.64
5.5.320.0060.02415.57
5.5.310.0150.02115.65
5.5.300.0110.04014.43
5.5.290.0080.04014.57
5.5.280.0040.02515.94
5.5.270.0100.04115.85
5.5.260.0080.03016.07
5.5.250.0090.03515.86
5.5.240.0140.03815.71
5.5.230.0150.00011.18
5.5.220.0070.00710.95
5.5.210.0030.01011.13
5.5.200.0090.00310.85
5.5.190.0040.00711.09
5.5.180.0090.00311.09
5.5.170.0080.00614.02
5.5.160.0110.00311.18
5.5.150.0090.00610.63
5.5.140.0100.00310.93
5.5.130.0080.00611.16
5.5.120.0040.00910.98
5.5.110.0090.00611.29
5.5.100.0110.00011.22
5.5.90.0130.00010.86
5.5.80.0110.00311.30
5.5.70.0110.00311.09
5.5.60.0100.00611.14
5.5.50.0140.00011.17
5.5.40.0080.00411.11
5.5.30.0080.00511.06
5.5.20.0120.00311.20
5.5.10.0100.00211.22
5.5.00.0040.00711.12
5.4.450.0130.02715.21
5.4.440.0140.02715.22
5.4.430.0190.03215.17
5.4.420.0190.04015.15
5.4.410.0150.01815.01
5.4.400.0150.03715.07
5.4.390.0180.02115.06
5.4.380.0150.02015.05
5.4.370.0170.02715.04
5.4.360.0180.03514.91
5.4.350.0110.02715.04
5.4.340.0170.02515.11
5.4.330.0150.00011.03
5.4.320.0200.02715.07
5.4.310.0170.02515.12
5.4.300.0150.02414.87
5.4.290.0220.03215.08
5.4.280.0110.02515.10
5.4.270.0210.02815.21
5.4.260.0200.03915.11
5.4.250.0190.02815.00
5.4.240.0100.02415.07
5.4.230.0110.03114.87
5.4.220.0220.02515.11
5.4.210.0140.04115.04
5.4.200.0170.02214.94
5.4.190.0160.03515.11
5.4.180.0180.03114.75
5.4.170.0160.03914.98
5.4.160.0140.02215.20
5.4.150.0180.02215.01
5.4.140.0220.02513.67
5.4.130.0130.02513.66
5.4.120.0150.03713.54
5.4.110.0150.01813.62
5.4.100.0130.02013.65
5.4.90.0150.03213.73
5.4.80.0200.02013.70
5.4.70.0180.01613.81
5.4.60.0170.03813.58
5.4.50.0200.03313.59
5.4.40.0180.02213.82
5.4.30.0080.02713.58
5.4.20.0170.02813.73
5.4.10.0190.03313.68
5.4.00.0120.02813.40
5.3.290.0150.02412.65
5.3.280.0240.03012.59
5.3.270.0190.02012.60
5.3.260.0120.03112.52
5.3.250.0210.03212.61
5.3.240.0210.03312.40
5.3.230.0140.04012.48
5.3.220.0180.03112.42
5.3.210.0150.02912.45
5.3.200.0170.02312.40
5.3.190.0150.03712.45
5.3.180.0210.03312.53
5.3.170.0180.02212.37
5.3.160.0110.04312.55
5.3.150.0190.03412.49
5.3.140.0200.02012.39
5.3.130.0170.03512.34
5.3.120.0200.02312.48
5.3.110.0170.03812.31
5.3.100.0150.03212.38
5.3.90.0080.02912.27
5.3.80.0150.01812.36
5.3.70.0130.01812.27
5.3.60.0180.03212.10
5.3.50.0180.03612.07
5.3.40.0160.03612.10
5.3.30.0120.02112.26
5.3.20.0190.03011.97
5.3.10.0080.02412.02
5.3.00.0210.03211.92
5.2.170.0110.02610.44
5.2.160.0110.03210.46
5.2.150.0140.02210.56
5.2.140.0140.03110.57
5.2.130.0120.03110.53
5.2.120.0140.03010.42
5.2.110.0110.01810.50
5.2.100.0100.03610.42
5.2.90.0150.01510.45
5.2.80.0160.02810.50
5.2.70.0130.02210.57
5.2.60.0100.02810.50
5.2.50.0080.02210.50
5.2.40.0080.01910.37
5.2.30.0130.01510.35
5.2.20.0120.02810.35
5.2.10.0130.02910.42
5.2.00.0100.03110.35
5.1.60.0130.01310.02
5.1.50.0080.0169.90
5.1.40.0120.0199.87
5.1.30.0050.02710.04
5.1.20.0100.01910.09
5.1.10.0080.0189.95
5.1.00.0130.0259.95
5.0.50.0050.0139.13
5.0.40.0070.0169.06
5.0.30.0050.0209.01
5.0.20.0110.0159.04
5.0.10.0070.0189.00
5.0.00.0070.0309.06
4.4.90.0060.0168.76
4.4.80.0030.0178.76
4.4.70.0090.0188.76
4.4.60.0060.0148.76
4.4.50.0060.0188.76
4.4.40.0080.0258.76
4.4.30.0020.0148.76
4.4.20.0050.0098.76
4.4.10.0030.0118.76
4.4.00.0040.0208.76
4.3.110.0040.0128.76
4.3.100.0030.0128.76
4.3.90.0070.0118.76
4.3.80.0050.0248.76
4.3.70.0090.0188.76
4.3.60.0060.0158.76
4.3.50.0050.0148.76
4.3.40.0050.0208.76
4.3.30.0020.0228.76
4.3.20.0010.0178.76
4.3.10.0070.0178.76
4.3.00.0050.0158.76

preferences:
48.53 ms | 400 KiB | 5 Q