3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function __construct(){ echo __CLASS__; $x = __CLASS__; $x = new $x(); } } new 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)
8.3.60.0460.01326.36
8.3.50.0700.01226.09
8.3.40.0650.01625.93
8.3.30.0600.01326.21
8.3.20.0430.00027.58
8.3.10.0270.01429.24
8.3.00.0290.01627.26
8.2.180.0590.01623.49
8.2.170.0680.02027.48
8.2.160.0650.02328.98
8.2.150.0360.00026.89
8.2.140.0320.00628.77
8.2.130.0270.01030.39
8.2.120.0350.00425.16
8.2.110.0380.01429.21
8.2.100.0300.03024.88
8.2.90.0180.01126.93
8.2.80.0210.00724.74
8.2.70.0260.00624.88
8.2.60.0210.01125.05
8.2.50.0160.01324.88
8.2.40.0290.00325.45
8.2.30.0100.01725.22
8.2.20.0230.00725.49
8.2.10.0140.01425.20
8.2.00.0100.02124.96
8.1.280.0520.02625.92
8.1.270.0350.00728.65
8.1.260.0360.00326.47
8.1.250.0410.00729.43
8.1.240.0420.00731.88
8.1.230.0380.01626.26
8.1.220.0170.01024.91
8.1.210.0180.01124.65
8.1.200.0220.01224.47
8.1.190.0160.01324.48
8.1.180.0200.01324.65
8.1.170.0100.01728.34
8.1.160.0290.00629.28
8.1.150.0140.01426.03
8.1.140.0300.00324.71
8.1.130.0230.00325.15
8.1.120.0170.00724.60
8.1.110.0100.01724.63
8.1.100.0200.01024.73
8.1.90.0150.01224.75
8.1.80.0220.00924.63
8.1.70.0240.00724.66
8.1.60.0170.01024.80
8.1.50.0190.01324.86
8.1.40.0220.00724.75
8.1.30.0170.01424.96
8.1.20.0160.01324.90
8.1.10.0170.01024.93
8.1.00.0210.00724.76
8.0.300.0190.01024.29
8.0.290.0220.00623.88
8.0.280.0190.00625.55
8.0.270.0100.02024.46
8.0.260.0180.01225.58
8.0.250.0170.01023.99
8.0.240.0130.01323.98
8.0.230.0190.00624.09
8.0.220.0210.00724.02
8.0.210.0170.01023.84
8.0.200.0100.01724.00
8.0.190.0230.01024.13
8.0.180.0210.01724.06
8.0.170.0170.01324.02
8.0.160.0130.01623.98
8.0.150.0260.01323.90
8.0.140.0140.01723.97
8.0.130.0140.01420.52
8.0.120.0190.01023.90
8.0.110.0180.00623.99
8.0.100.0140.01423.97
8.0.90.0100.01624.13
8.0.80.0640.09324.60
8.0.70.0170.01024.00
8.0.60.0170.01024.09
8.0.50.0220.00724.04
8.0.30.1050.07124.33
8.0.20.1190.05924.23
8.0.10.0190.00624.28
8.0.00.1090.07024.06
7.4.330.0200.00320.48
7.4.320.0180.01223.68
7.4.300.0100.01723.60
7.4.290.0220.00423.57
7.4.280.0200.01323.83
7.4.270.0120.01523.91
7.4.260.0220.00323.54
7.4.250.0250.00423.75
7.4.240.0160.01623.73
7.4.230.0190.00623.58
7.4.220.0550.07523.67
7.4.210.0590.06223.56
7.4.200.0140.01023.94
7.4.160.1340.03223.80
7.4.150.1360.05824.34
7.4.140.1130.08523.84
7.4.130.0930.08823.74
7.4.120.1050.06123.72
7.4.110.0740.08724.08
7.4.100.1190.05623.89
7.4.90.0860.07523.69
7.4.80.0720.06623.71
7.4.70.0630.06323.70
7.4.60.0660.05323.68
7.4.50.0180.02823.84
7.4.40.0580.08223.75
7.4.30.0990.09325.49
7.3.330.0170.00720.63
7.3.320.0270.00020.70
7.3.310.0140.01423.46
7.3.300.0170.01023.28
7.3.290.0420.07023.70
7.3.280.0560.08623.43
7.3.270.0960.06123.50
7.3.260.1580.14023.57
7.3.250.1320.06123.50
7.3.240.1030.07323.61
7.3.230.1110.06224.19
7.3.210.1170.04623.47
7.3.200.0720.06924.81
7.3.190.0950.08523.69
7.3.180.0520.06923.77
7.3.170.1100.08523.54
7.3.160.0580.06523.53
7.2.330.1300.04024.05
7.2.320.0770.07723.89
7.2.310.0720.06623.89
7.2.300.0910.09224.23
7.2.290.0500.07724.41
7.1.70.0150.01123.00
7.1.60.0220.00923.16
7.1.50.0210.00622.71
7.1.40.0140.01422.53
7.1.30.0210.01022.74
7.1.20.0230.01324.68
7.1.10.0330.01222.45
7.1.00.0250.01222.41
7.0.200.0270.00324.62
7.0.190.0190.01024.55
7.0.180.0170.00724.17
7.0.170.0140.01024.36
7.0.160.0210.01028.16
7.0.150.0190.01124.08
7.0.140.0110.02526.23
7.0.130.0200.00724.47
7.0.120.0150.01224.50
7.0.110.0200.00724.62
7.0.100.0290.00424.44
7.0.90.0140.02024.22
7.0.80.0190.02524.42
7.0.70.0180.01124.21
7.0.60.0230.01824.30
7.0.50.0250.00624.09
7.0.40.0350.02718.98
7.0.30.0150.02218.98
7.0.20.0270.00718.98
7.0.10.0210.01218.98
7.0.00.0220.01618.98
5.6.300.0390.04838.56
5.6.290.0240.09239.84
5.6.280.0320.04838.58
5.6.270.0440.05538.65
5.6.260.0270.05438.58
5.6.250.0200.06138.63
5.6.240.0240.06138.63
5.6.230.0400.04338.73
5.6.220.0330.05638.57
5.6.210.0200.05838.56
5.6.200.0200.06038.40
5.6.190.0210.08738.78
5.6.180.0310.06238.69
5.6.170.0460.06238.75
5.6.160.0340.05838.68
5.6.150.0250.05638.62
5.6.140.0310.05438.48
5.6.130.0430.05239.33
5.6.120.0100.06538.73
5.6.110.0280.04638.68
5.6.100.0290.05338.70
5.6.90.0300.04938.50
5.6.80.0300.04838.16
5.6.70.0270.05338.79
5.6.60.0170.06838.14
5.6.50.0420.04538.06
5.6.40.0320.05438.06
5.6.30.0410.04437.88
5.6.20.0420.04937.84
5.6.10.0640.06138.04
5.6.00.0260.05637.96
5.5.380.0300.04438.04
5.5.370.0360.03635.07
5.5.360.0320.03635.05
5.5.350.0200.06235.04
5.5.340.0210.05235.19
5.5.330.0200.04735.99
5.5.320.0280.04135.50
5.5.310.0170.06135.43
5.5.300.0460.05635.48
5.5.290.0230.08936.90
5.5.280.0240.06835.57
5.5.270.0230.06035.49
5.5.260.0310.04135.51
5.5.250.0230.05535.14
5.5.240.0190.05434.59
5.5.230.0270.04134.96
5.5.220.0340.05034.71
5.5.210.0210.04934.93
5.5.200.0170.05134.95
5.5.190.0100.06641.23
5.5.180.0370.06134.88
5.5.160.0470.03734.68
5.5.150.0240.05534.88
5.5.140.0210.05234.68
5.5.130.0300.04334.91
5.5.120.0290.03934.50
5.5.110.0240.04934.91
5.5.100.0240.04834.87
5.5.90.0210.04234.82
5.5.80.0240.04834.82
5.5.70.0230.04434.45
5.5.60.0260.03934.58
5.5.50.0370.05634.81
5.5.40.0280.03434.77
5.5.30.0340.04134.80
5.5.20.0500.03734.83
5.5.10.0410.03434.41
5.5.00.0260.04534.80
5.4.450.0250.06636.11
5.4.440.0230.04336.11
5.4.430.0340.04136.36
5.4.420.0270.04836.33
5.4.410.0310.04236.01
5.4.400.0290.03835.85
5.4.390.0160.04936.27
5.4.380.0200.05436.03
5.4.370.0200.04336.23
5.4.360.0270.05135.78
5.4.350.0250.04735.84
5.4.340.0170.06636.00
5.4.320.0230.04935.84
5.4.310.0230.05436.02
5.4.300.0350.04536.12
5.4.290.0190.05435.98
5.4.280.0200.04736.13
5.4.270.0230.04736.00
5.4.260.0130.06035.82
5.4.250.0400.03335.89
5.4.240.0360.04935.89
5.4.230.0240.07836.04
5.4.220.0230.07035.84
5.4.210.0310.04835.91
5.4.200.0300.04035.78
5.4.190.0240.04135.90
5.4.180.0260.03935.88
5.4.170.0180.05336.01
5.4.160.0270.05236.01
5.4.150.0240.04535.91
5.4.140.0250.04233.51
5.4.130.0200.04733.47
5.4.120.0310.05133.68
5.4.110.0300.04033.59
5.4.100.0200.08233.67
5.4.90.0330.03333.57
5.4.80.0370.04133.56
5.4.70.0320.04133.45
5.4.60.0300.04733.58
5.4.50.0230.05033.64
5.4.40.0200.04733.56
5.4.30.0240.04133.53
5.4.20.0240.04033.54
5.4.10.0200.04334.04
5.4.00.0250.04632.86

preferences:
61.84 ms | 401 KiB | 5 Q