3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Config { public function getConfig() { return $this->config ?? 'tst'; } } var_dump((new Config())->getConfig());

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)
8.3.60.0090.00916.63
8.3.50.0120.01221.07
8.3.40.0120.00918.50
8.3.30.0140.00018.71
8.3.20.0070.00020.34
8.3.10.0070.00021.89
8.3.00.0050.00319.56
8.2.180.0090.00616.75
8.2.170.0110.01122.96
8.2.160.0070.00720.57
8.2.150.0030.00524.18
8.2.140.0110.00724.66
8.2.130.0070.00026.16
8.2.120.0060.00317.38
8.2.110.0030.00622.05
8.2.100.0090.00317.38
8.2.90.0040.00418.94
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0030.00617.80
8.2.50.0030.00518.07
8.2.40.0040.00421.16
8.2.30.0070.00017.85
8.2.20.0000.00717.48
8.2.10.0000.00717.98
8.2.00.0030.00517.99
8.1.280.0110.00425.92
8.1.270.0040.00420.28
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00022.39
8.1.230.0080.00417.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.13
8.1.190.0040.00416.98
8.1.180.0040.00418.10
8.1.170.0000.00918.54
8.1.160.0000.00821.86
8.1.150.0040.00418.68
8.1.140.0040.00417.32
8.1.130.0000.00717.68
8.1.120.0040.00417.36
8.1.110.0070.00017.37
8.1.100.0000.00717.24
8.1.90.0040.00417.31
8.1.80.0000.00817.18
8.1.70.0000.00717.23
8.1.60.0000.00817.49
8.1.50.0040.00417.51
8.1.40.0000.00917.45
8.1.30.0060.00317.66
8.1.20.0000.00817.48
8.1.10.0000.00717.43
8.1.00.0000.00817.45
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0060.00018.35
8.0.270.0070.00017.11
8.0.260.0060.00017.19
8.0.250.0040.00416.77
8.0.240.0050.00516.89
8.0.230.0000.00716.89
8.0.220.0000.00716.79
8.0.210.0060.00316.65
8.0.200.0000.00616.79
8.0.190.0030.00616.82
8.0.180.0000.00716.67
8.0.170.0030.00516.83
8.0.160.0000.00816.75
8.0.150.0080.00316.62
8.0.140.0030.00616.63
8.0.130.0050.00013.23
8.0.120.0080.00016.74
8.0.110.0000.00716.74
8.0.100.0040.00416.63
8.0.90.0070.00016.66
8.0.80.0160.00616.74
8.0.70.0080.00016.64
8.0.60.0040.00416.65
8.0.50.0000.00816.66
8.0.30.0120.00717.01
8.0.20.0090.00917.40
8.0.10.0050.00216.89
8.0.00.0070.01016.64
7.4.330.0050.00015.08
7.4.320.0030.00316.45
7.4.300.0030.00316.41
7.4.290.0080.00016.54
7.4.280.0040.00416.32
7.4.270.0000.00616.56
7.4.260.0020.00516.35
7.4.250.0050.00216.51
7.4.240.0030.00316.46
7.4.230.0000.00716.43
7.4.220.0060.01216.42
7.4.210.0070.00716.43
7.4.200.0030.00316.57
7.4.160.0060.01216.70
7.4.150.0060.01217.40
7.4.140.0130.00717.86
7.4.130.0140.00616.46
7.4.120.0110.00816.46
7.4.110.0090.00916.57
7.4.100.0140.01116.59
7.4.90.0040.01416.42
7.4.80.0120.00619.39
7.4.70.0110.00716.40
7.4.60.0060.01116.54
7.4.50.0080.00016.48
7.4.40.0060.01016.39
7.4.30.0130.00316.54
7.4.00.0060.01014.60
7.3.330.0040.00413.21
7.3.320.0000.00513.07
7.3.310.0000.00716.13
7.3.300.0040.00416.24
7.3.290.0060.01016.22
7.3.280.0090.00916.25
7.3.270.0070.01017.40
7.3.260.0130.01016.48
7.3.250.0090.00916.31
7.3.240.0190.00316.51
7.3.230.0150.00316.39
7.3.210.0090.00916.16
7.3.200.0130.00416.55
7.3.190.0130.00316.47
7.3.180.0090.00616.12
7.3.170.0040.01316.27
7.3.160.0130.00216.54
7.3.00.0060.00616.59
7.2.330.0160.00616.67
7.2.320.0120.00616.45
7.2.310.0030.01716.39
7.2.300.0100.01216.75
7.2.290.0140.00416.68
7.2.130.0000.01116.63
7.2.120.0070.00716.50
7.2.110.0070.00717.01
7.2.100.0040.01116.73
7.2.90.0040.01116.66
7.2.80.0030.00616.64
7.2.70.0000.01416.65
7.2.60.0020.00916.68
7.2.50.0080.00816.62
7.2.40.0070.01017.01
7.2.30.0150.00016.61
7.2.20.0030.01416.88
7.2.10.0110.00016.86
7.2.00.0070.00718.19
7.1.250.0070.00715.74
7.1.240.0000.01115.64
7.1.230.0000.01115.53
7.1.220.0030.00915.82
7.1.210.0060.00315.48
7.1.200.0070.00515.74
7.1.190.0060.00915.36
7.1.180.0060.00915.50
7.1.170.0030.00715.57
7.1.160.0030.00715.56
7.1.150.0060.00615.68
7.1.140.0030.00715.80
7.1.130.0060.00615.76
7.1.120.0000.01315.56
7.1.110.0060.00615.86
7.1.100.0090.00516.93
7.1.90.0070.00715.52
7.1.80.0000.00715.78
7.1.70.0050.00616.12
7.1.60.0070.01217.73
7.1.50.0050.01316.41
7.1.40.0070.00715.75
7.1.30.0030.00915.71
7.1.20.0070.00715.57
7.1.10.0060.00615.73
7.1.00.0070.04019.03
7.0.330.0070.00315.14
7.0.320.0060.00315.27
7.0.310.0030.00515.08
7.0.300.0030.00615.17
7.0.290.0040.01115.29
7.0.280.0030.00915.21
7.0.270.0030.00915.31
7.0.260.0040.00815.22
7.0.250.0030.00915.49
7.0.240.0000.00915.52
7.0.230.0030.01015.21
7.0.220.0000.01415.37
7.0.210.0000.00815.18
7.0.200.0020.00816.06
7.0.190.0030.00615.36
7.0.180.0060.00315.41
7.0.170.0030.00915.40
7.0.160.0070.00315.30
7.0.150.0000.01115.31
7.0.140.0100.00315.18
7.0.130.0080.00015.08
7.0.120.0090.00315.40
7.0.110.0120.00315.27
7.0.100.0060.00615.36
7.0.90.0060.01015.34
7.0.80.0110.00415.30
7.0.70.0080.00415.38
7.0.60.0060.03517.72
7.0.50.0090.03816.61
7.0.40.0090.03116.75
7.0.30.0190.03816.80
7.0.20.0210.03516.78
7.0.10.0030.05316.63
7.0.00.0050.02516.86
5.6.380.0070.01014.29
5.6.370.0040.01114.21
5.6.360.0080.00414.19
5.6.350.0030.00614.29
5.6.340.0080.00413.99
5.6.330.0030.00714.11
5.6.320.0090.00314.13
5.6.310.0080.00414.32
5.6.300.0000.00914.12
5.6.290.0040.00714.27
5.6.280.0020.02217.63
5.6.270.0060.00314.09
5.6.260.0030.01014.25
5.6.250.0060.00313.96
5.6.240.0040.01114.26
5.6.230.0040.00714.05
5.6.220.0070.00414.04
5.6.210.0070.04017.37
5.6.200.0070.04716.17
5.6.190.0070.02917.48
5.6.180.0130.04817.40
5.6.170.0110.03017.27
5.6.160.0030.03317.26
5.6.150.0050.04616.21
5.6.140.0030.02516.04
5.6.130.0050.04516.20
5.6.120.0100.04317.63
5.6.110.0100.04117.60
5.6.100.0100.04117.69
5.6.90.0050.02517.62
5.6.80.0040.02917.41
5.6.70.0030.01313.97
5.6.60.0060.00314.07
5.6.50.0070.00713.86
5.6.40.0090.00614.26
5.6.30.0040.01114.10
5.6.20.0040.01113.98
5.6.10.0100.00313.98
5.6.00.0100.00314.04
5.5.380.0000.00711.07
5.5.370.0080.00511.14
5.5.360.0000.00811.00
5.5.350.0020.04815.76
5.5.340.0060.02514.46
5.5.330.0110.03815.65
5.5.320.0020.02715.68
5.5.310.0160.04115.67
5.5.300.0020.02314.47
5.5.290.0050.03414.52
5.5.280.0070.02515.82
5.5.270.0080.04215.93
5.5.260.0080.04215.92
5.5.250.0120.03215.81
5.5.240.0180.03515.63
5.5.230.0080.00311.00
5.5.220.0030.00311.01
5.5.210.0070.00311.00
5.5.200.0000.00711.00
5.5.190.0000.01211.00
5.5.180.0040.00711.00
5.5.170.0000.00811.00
5.5.160.0060.00611.02
5.5.150.0060.00311.04
5.5.140.0060.00611.00
5.5.130.0060.00311.00
5.5.120.0060.00311.00
5.5.110.0070.00411.00
5.5.100.0060.00011.00
5.5.90.0060.00611.00
5.5.80.0070.00711.00
5.5.70.0060.00311.00
5.5.60.0030.00311.00
5.5.50.0030.00311.00
5.5.40.0030.00611.00
5.5.30.0030.00311.00
5.5.20.0030.00311.00
5.5.10.0060.00611.00
5.5.00.0000.01111.00
5.4.450.0250.02315.22
5.4.440.0200.03015.32
5.4.430.0270.02815.16
5.4.420.0230.02515.21
5.4.410.0170.02215.12
5.4.400.0230.03815.16
5.4.390.0310.02115.05
5.4.380.0220.04115.12
5.4.370.0210.02015.12
5.4.360.0220.03614.99
5.4.350.0180.02315.08
5.4.340.0180.03815.01
5.4.330.0030.00311.00
5.4.320.0180.02815.00
5.4.310.0280.03314.99
5.4.300.0280.03215.04
5.4.290.0290.02815.11
5.4.280.0280.02515.10
5.4.270.0210.02815.05
5.4.260.0150.02414.94
5.4.250.0200.03015.04
5.4.240.0230.02815.04
5.4.230.0170.02415.11
5.4.220.0210.03115.07
5.4.210.0150.02315.04
5.4.200.0230.02215.00
5.4.190.0250.02215.08
5.4.180.0220.02315.08
5.4.170.0270.02015.08
5.4.160.0230.02815.03
5.4.150.0280.02215.08
5.4.140.0230.03513.69
5.4.130.0170.02513.82
5.4.120.0270.03413.76
5.4.110.0230.01813.60
5.4.100.0170.02813.77
5.4.90.0220.01813.70
5.4.80.0220.02313.72
5.4.70.0000.01111.00
5.4.60.0060.00311.00
5.4.50.0070.00011.00
5.4.40.0040.00811.00
5.4.30.0080.00311.00
5.4.20.0090.00311.00
5.4.10.0070.00411.00
5.4.00.0000.00711.00

preferences:
62.86 ms | 401 KiB | 5 Q