3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Car{ public static function a(){ return 'hi'; } } class Constants{ public static $use='Car'; } echo ${"{\Constants::$use}"}::a();

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)
8.3.60.0130.01318.43
8.3.50.0170.00716.37
8.3.40.0070.00718.88
8.3.30.0090.00618.89
8.3.20.0050.00318.89
8.3.10.0040.00420.48
8.3.00.0000.00819.38
8.2.180.0080.00816.50
8.2.170.0040.01122.96
8.2.160.0000.01422.31
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00419.95
8.2.110.0030.00620.88
8.2.100.0080.00417.84
8.2.90.0040.00419.21
8.2.80.0000.00917.97
8.2.70.0030.00517.75
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0040.00418.06
8.2.20.0000.00717.77
8.2.10.0000.00717.75
8.2.00.0070.00317.64
8.1.280.0110.00325.92
8.1.270.0060.00323.99
8.1.260.0180.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.72
8.1.230.0070.00420.96
8.1.220.0000.00918.77
8.1.210.0000.00818.91
8.1.200.0030.00717.35
8.1.190.0000.00817.54
8.1.180.0030.00518.10
8.1.170.0030.00618.84
8.1.160.0000.00718.84
8.1.150.0000.00718.45
8.1.140.0040.00417.39
8.1.130.0070.00017.81
8.1.120.0070.00017.34
8.1.110.0040.00417.47
8.1.100.0070.00017.32
8.1.90.0000.00717.25
8.1.80.0050.00217.41
8.1.70.0050.00317.32
8.1.60.0000.00917.48
8.1.50.0070.00017.46
8.1.40.0040.00417.48
8.1.30.0070.00017.42
8.1.20.0090.00017.48
8.1.10.0000.00717.50
8.1.00.0000.00717.42
8.0.300.0000.00919.98
8.0.290.0070.00016.75
8.0.280.0070.00018.46
8.0.270.0030.00317.22
8.0.260.0030.00318.59
8.0.250.0040.00417.00
8.0.240.0060.00616.91
8.0.230.0000.00716.95
8.0.220.0000.00716.96
8.0.210.0000.00716.95
8.0.200.0000.00817.07
8.0.190.0000.00816.88
8.0.180.0050.00217.00
8.0.170.0000.00917.04
8.0.160.0050.00216.96
8.0.150.0030.00616.95
8.0.140.0000.01016.94
8.0.130.0000.00713.32
8.0.120.0050.00216.96
8.0.110.0040.00416.74
8.0.100.0020.00516.86
8.0.90.0040.00416.91
8.0.80.0040.01116.87
8.0.70.0070.00016.92
8.0.60.0000.00716.93
8.0.50.0040.00416.96
8.0.30.0080.01017.14
8.0.20.0120.00817.16
8.0.10.0050.00216.91
8.0.00.0110.01016.80
7.4.330.0000.00514.82
7.4.320.0060.00016.37
7.4.300.0000.00616.35
7.4.290.0000.00716.50
7.4.280.0060.00316.43
7.4.270.0000.00716.46
7.4.260.0000.00513.22
7.4.250.0000.00816.54
7.4.240.0040.00416.46
7.4.230.0000.00716.54
7.4.220.0110.01116.45
7.4.210.0120.00316.51
7.4.200.0030.00316.57
7.4.190.0030.00316.70
7.4.160.0110.00816.72
7.4.150.0120.00617.07
7.4.140.0110.01217.07
7.4.130.0090.00916.47
7.4.120.0100.00616.54
7.4.110.0060.01216.38
7.4.100.0120.00716.38
7.4.90.0150.00416.54
7.4.80.0040.01419.39
7.4.70.0110.01216.63
7.4.60.0160.00816.73
7.4.50.0060.00316.14
7.4.40.0090.00622.27
7.4.30.0100.01316.24
7.4.00.0080.00814.93
7.3.330.0030.00313.29
7.3.320.0060.00013.19
7.3.310.0000.00716.52
7.3.300.0070.00016.22
7.3.290.0110.00416.36
7.3.280.0100.00716.37
7.3.270.0100.00717.07
7.3.260.0150.00718.24
7.3.250.0100.01316.51
7.3.240.0130.00316.52
7.3.230.0120.00616.56
7.3.210.0100.00716.43
7.3.200.0000.01616.38
7.3.190.0060.01616.41
7.3.180.0070.01016.52
7.3.170.0110.00816.50
7.3.160.0060.01016.45
7.3.120.0110.00515.00
7.3.110.0100.00714.97
7.3.100.0040.01414.96
7.3.90.0090.00615.04
7.3.80.0090.00615.02
7.3.70.0040.00814.68
7.3.60.0110.00315.04
7.3.50.0040.01514.95
7.3.40.0120.00614.90
7.3.30.0000.01614.85
7.3.20.0080.00316.70
7.3.10.0060.00616.68
7.3.00.0090.00616.72
7.2.330.0100.01016.64
7.2.320.0140.00316.64
7.2.310.0080.01616.77
7.2.300.0090.00916.68
7.2.290.0090.00916.46
7.2.250.0040.01415.00
7.2.240.0030.01714.86
7.2.230.0070.01114.63
7.2.220.0060.00615.28
7.2.210.0100.00315.00
7.2.200.0030.01214.63
7.2.190.0070.00714.78
7.2.180.0040.01414.90
7.2.170.0070.00715.13
7.2.60.0030.00616.79
7.1.330.0070.00415.71
7.1.320.0100.00315.82
7.1.310.0000.01715.59
7.1.300.0110.00715.55
7.1.290.0120.00315.69
7.1.280.0030.01015.70
7.1.270.0100.00315.91
7.1.260.0030.01315.66
7.1.200.0030.01015.60
7.1.100.0000.00918.13
7.1.70.0060.00617.02
7.1.60.0060.01819.40
7.1.50.0070.01516.98
7.1.00.0030.03322.36
7.0.200.0000.01116.74
7.0.140.0070.06722.00
7.0.60.0070.05719.92
7.0.50.0100.06317.92
7.0.40.0130.07020.24
7.0.30.0230.05320.16
7.0.20.0300.08020.33
7.0.10.0100.04320.16
7.0.00.0100.08720.08
5.6.280.0100.06721.07
5.6.210.0130.08020.64
5.6.200.0130.05718.18
5.6.190.0170.04320.56
5.6.180.2900.04720.77
5.6.170.0100.04720.55
5.6.160.0070.08320.46
5.6.150.0130.08018.29
5.6.140.0100.07318.28
5.6.130.0030.06718.21
5.6.120.0030.04021.15
5.6.110.0070.08021.00
5.6.100.0070.04021.01
5.6.90.0200.07321.08
5.6.80.0070.05020.51
5.5.350.0300.05020.33
5.5.340.0100.07018.09
5.5.330.0070.06020.29
5.5.320.0370.04020.32
5.5.310.0300.04720.23
5.5.300.0030.04718.08
5.5.290.0170.05318.07
5.5.280.0070.06320.86
5.5.270.0070.08720.68
5.5.260.0030.09020.76
5.5.250.0070.03720.61
5.5.240.0130.07020.27
5.4.450.0100.05319.18
5.4.440.0070.05019.47
5.4.430.0200.06719.41
5.4.420.0030.08719.57
5.4.410.0030.08019.35
5.4.400.0030.04019.12
5.4.390.0070.04319.14
5.4.380.0070.07018.92
5.4.370.0030.08318.85
5.4.360.0130.05019.08
5.4.350.0170.07019.00
5.4.340.0070.07318.85
5.4.320.0070.05319.15
5.4.310.0130.04318.85
5.4.300.0100.06319.23
5.4.290.0100.06018.88
5.4.280.0070.08019.14
5.4.270.0030.05719.20
5.4.260.0030.04719.14
5.4.250.0130.03018.93
5.4.240.0130.07019.14
5.4.230.0030.04018.91
5.4.220.0130.03318.97
5.4.210.0100.07018.86
5.4.200.0070.03719.00
5.4.190.0070.06719.23
5.4.180.0100.03319.23
5.4.170.0130.04019.13
5.4.160.0230.06319.22
5.4.150.0070.07718.90
5.4.140.0130.06716.44
5.4.130.0000.04716.34
5.4.120.0000.05716.31
5.4.110.0030.06016.48
5.4.100.0070.06716.39
5.4.90.0070.07316.46
5.4.80.0100.06316.46
5.4.70.0030.06316.41
5.4.60.0030.07316.45
5.4.50.0070.06016.37
5.4.40.0030.07016.38
5.4.30.0070.07316.30
5.4.20.0100.04016.36
5.4.10.0170.06716.38
5.4.00.0070.06015.85
5.3.290.0100.04714.58
5.3.280.0100.04314.75
5.3.270.0030.04014.64
5.3.260.0000.09014.76
5.3.250.0030.07714.49
5.3.240.0030.05014.63
5.3.230.0070.05714.61
5.3.220.0070.08714.71
5.3.210.0030.08014.71
5.3.200.0170.05714.45
5.3.190.0070.06314.57
5.3.180.0230.06714.61
5.3.170.0100.07014.56
5.3.160.0100.06014.58
5.3.150.0100.03314.73
5.3.140.0030.06014.59
5.3.130.0070.07014.59
5.3.120.0100.04314.56
5.3.110.0070.06714.70
5.3.100.0070.04714.09
5.3.90.0030.03714.07
5.3.80.0070.07313.97
5.3.70.0030.07314.09
5.3.60.0070.04713.95
5.3.50.0030.04013.89
5.3.40.0030.07713.96
5.3.30.0070.03313.91
5.3.20.0070.04313.74
5.3.10.0070.07013.66
5.3.00.0130.06313.64
5.2.170.0070.05011.15
5.2.160.0130.03311.21
5.2.150.0030.06011.17
5.2.140.0070.06011.10
5.2.130.0030.03311.10
5.2.120.0070.03011.13
5.2.110.0070.05311.11
5.2.100.0030.06311.13
5.2.90.0100.05311.03
5.2.80.0030.05711.14
5.2.70.0030.04011.06
5.2.60.0100.05011.10
5.2.50.0070.05711.17
5.2.40.0070.05711.07
5.2.30.0100.05311.00
5.2.20.0100.05711.00
5.2.10.0100.04710.91
5.2.00.0030.05010.71
5.1.60.0070.04710.14
5.1.50.0000.05710.02
5.1.40.0030.0309.99
5.1.30.0030.05710.30
5.1.20.0030.06010.40
5.1.10.0100.05010.05
5.1.00.0000.0479.98
5.0.50.0000.0438.57
5.0.40.0030.0408.38
5.0.30.0000.0578.13
5.0.20.0070.0238.25
5.0.10.0070.0378.14
5.0.00.0000.0538.21
4.4.90.0070.0177.70
4.4.80.0000.0337.70
4.4.70.0000.0337.70
4.4.60.0030.0307.70
4.4.50.0000.0337.70
4.4.40.0000.0377.70
4.4.30.0000.0377.70
4.4.20.0030.0337.70
4.4.10.0030.0337.70
4.4.00.0030.0407.70
4.3.110.0000.0337.70
4.3.100.0070.0307.70
4.3.90.0070.0307.70
4.3.80.0000.0437.70
4.3.70.0000.0377.70
4.3.60.0030.0337.70
4.3.50.0030.0237.70
4.3.40.0070.0477.70
4.3.30.0070.0307.70
4.3.20.0000.0237.70
4.3.10.0030.0237.70
4.3.00.0000.0237.70

preferences:
45.13 ms | 401 KiB | 5 Q