3v4l.org

run code in 300+ PHP versions simultaneously
<?php $one = 2; $two = 2; function power($nBase, $nPow){ if($nPow === 0) echo 1; else{ $i=1; while($i<$nPow){ $nBase *= $nBase; $i++; } echo $nBase; } } power($one, $two);

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)
8.3.60.0110.00416.88
8.3.50.0100.00720.03
8.3.40.0070.00718.49
8.3.30.0090.00618.71
8.3.20.0000.00821.87
8.3.10.0040.00421.77
8.3.00.0080.00019.66
8.2.180.0000.01418.43
8.2.170.0090.00622.96
8.2.160.0110.00720.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00722.27
8.2.120.0040.00426.35
8.2.110.0000.00922.10
8.2.100.0040.00718.05
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0060.00317.75
8.2.60.0040.00418.16
8.2.50.0000.00818.10
8.2.40.0040.00422.38
8.2.30.0020.00521.02
8.2.20.0030.00617.71
8.2.10.0040.00418.05
8.2.00.0070.00018.04
8.1.280.0120.00325.92
8.1.270.0050.00323.96
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0090.00022.76
8.1.230.0070.00317.82
8.1.220.0080.00017.74
8.1.210.0050.00518.77
8.1.200.0030.00617.35
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0030.00522.09
8.1.150.0070.00022.55
8.1.140.0050.00219.51
8.1.130.0070.00017.59
8.1.120.0070.00017.43
8.1.110.0040.00417.32
8.1.100.0000.00717.29
8.1.90.0000.00817.41
8.1.80.0030.00417.41
8.1.70.0000.00717.44
8.1.60.0000.00817.60
8.1.50.0030.00617.40
8.1.40.0030.00517.38
8.1.30.0050.00517.52
8.1.20.0070.00317.61
8.1.10.0040.00417.53
8.1.00.0000.00817.48
8.0.300.0000.00718.77
8.0.290.0050.00316.75
8.0.280.0050.00218.35
8.0.270.0080.00017.23
8.0.260.0040.00417.23
8.0.250.0030.00316.98
8.0.240.0080.00316.91
8.0.230.0000.00716.94
8.0.220.0030.00316.88
8.0.210.0030.00316.81
8.0.200.0030.00316.86
8.0.190.0000.00816.76
8.0.180.0040.00416.82
8.0.170.0000.00816.80
8.0.160.0080.00016.89
8.0.150.0040.00416.70
8.0.140.0040.00416.71
8.0.130.0020.00413.33
8.0.120.0030.00516.78
8.0.110.0000.00816.70
8.0.100.0040.00416.81
8.0.90.0050.00216.71
8.0.80.0130.00316.81
8.0.70.0080.00016.68
8.0.60.0040.00416.67
8.0.50.0040.00416.75
8.0.30.0070.01217.08
8.0.20.0110.01017.40
8.0.10.0000.00816.96
8.0.00.0110.00716.73
7.4.330.0030.00315.15
7.4.320.0000.00616.58
7.4.300.0030.00316.61
7.4.290.0120.00016.48
7.4.280.0050.00316.49
7.4.270.0000.00716.60
7.4.260.0030.00616.45
7.4.250.0030.00316.59
7.4.240.0000.00716.36
7.4.230.0040.00416.56
7.4.220.0060.01016.60
7.4.210.0080.00716.60
7.4.200.0030.00316.67
7.4.160.0080.00916.51
7.4.150.0080.00917.40
7.4.140.0040.01217.86
7.4.130.0080.00916.59
7.4.120.0130.00616.42
7.4.110.0090.00916.42
7.4.100.0110.00616.41
7.4.90.0090.00916.42
7.4.80.0120.00619.39
7.4.70.0100.00716.28
7.4.60.0120.00416.43
7.4.50.0030.01116.44
7.4.40.0150.00416.55
7.4.30.0070.01016.49
7.4.10.0070.01114.97
7.4.00.0050.01114.65
7.3.330.0000.00513.43
7.3.320.0050.00013.36
7.3.310.0050.00216.41
7.3.300.0070.00016.36
7.3.290.0030.00316.32
7.3.280.0080.00916.33
7.3.270.0100.00717.40
7.3.260.0100.00916.50
7.3.250.0120.00616.43
7.3.240.0100.01016.60
7.3.230.0070.01016.39
7.3.210.0060.01016.50
7.3.200.0100.01316.43
7.3.190.0090.01216.34
7.3.180.0080.00816.28
7.3.170.0100.01016.48
7.3.160.0110.00816.71
7.3.130.0100.01014.99
7.3.120.0070.01114.79
7.3.110.0100.01014.80
7.3.100.0000.01514.86
7.3.90.0070.00714.63
7.3.80.0090.00614.73
7.3.70.0030.00714.93
7.3.60.0030.01014.58
7.3.50.0030.01014.63
7.3.40.0060.00614.81
7.3.30.0030.00614.68
7.3.20.0070.00716.28
7.3.10.0000.01216.38
7.3.00.0110.00716.63
7.2.330.0140.00416.50
7.2.320.0050.01416.43
7.2.310.0120.00916.38
7.2.300.0090.00916.74
7.2.290.0000.02116.34
7.2.260.0100.01015.02
7.2.250.0120.00614.84
7.2.240.0070.01014.90
7.2.230.0070.01114.73
7.2.220.0130.00615.00
7.2.210.0090.00615.05
7.2.200.0110.00415.06
7.2.190.0140.00014.98
7.2.180.0070.01115.08
7.2.170.0070.00714.96
7.2.160.0090.00614.77
7.2.150.0090.00616.62
7.2.140.0070.00716.79
7.2.130.0110.00716.93
7.2.120.0070.00716.73
7.2.110.0030.01016.94
7.2.100.0070.00716.93
7.2.90.0090.00616.77
7.2.80.0030.00916.84
7.2.70.0070.01016.71
7.2.60.0080.00717.01
7.2.50.0070.00716.98
7.2.40.0000.01917.03
7.2.30.0100.00316.89
7.2.20.0030.00716.92
7.2.10.0000.01816.59
7.2.00.0060.01417.86
7.1.330.0030.01115.68
7.1.320.0030.01315.66
7.1.310.0060.00615.83
7.1.300.0030.01015.88
7.1.290.0120.00015.74
7.1.280.0060.00615.64
7.1.270.0110.00315.79
7.1.260.0070.00715.74
7.1.250.0070.00715.73
7.1.240.0000.01315.88
7.1.230.0110.00715.79
7.1.220.0070.01015.55
7.1.210.0000.01115.54
7.1.200.0040.00415.52
7.1.190.0000.01415.53
7.1.180.0000.00815.72
7.1.170.0110.00015.80
7.1.160.0090.00615.47
7.1.150.0000.01315.90
7.1.140.0030.01015.60
7.1.130.0060.00615.63
7.1.120.0060.00615.50
7.1.110.0070.00715.73
7.1.100.0140.00316.81
7.1.90.0080.00315.74
7.1.80.0060.00615.61
7.1.70.0060.00616.23
7.1.60.0090.00517.73
7.1.50.0060.00615.60
7.1.40.0030.01415.93
7.1.30.0070.00715.89
7.1.20.0030.01015.84
7.1.10.0050.00815.94
7.1.00.0070.03819.04
7.0.330.0080.00815.34
7.0.320.0100.00715.35
7.0.310.0070.00715.19
7.0.300.0030.01015.28
7.0.290.0060.00615.38
7.0.280.0070.00715.26
7.0.270.0000.01115.45
7.0.260.0050.00515.44
7.0.250.0030.00615.46
7.0.240.0050.00515.38
7.0.230.0060.00315.50
7.0.220.0040.01115.21
7.0.210.0090.00915.54
7.0.200.0050.00915.14
7.0.190.0090.00415.45
7.0.180.0090.00015.31
7.0.170.0000.01115.29
7.0.160.0120.00015.26
7.0.150.0130.00015.35
7.0.140.0040.00415.24
7.0.130.0040.00815.33
7.0.120.0040.01115.60
7.0.110.0090.00315.41
7.0.100.0030.01015.25
7.0.90.0370.00517.76
7.0.80.0370.00717.73
7.0.70.0430.00317.52
7.0.60.0350.00517.59
7.0.50.0400.00217.86
7.0.40.0360.00416.84
7.0.30.0400.00116.83
7.0.20.0380.00616.86
7.0.10.0370.00616.88
7.0.00.0400.00316.70
5.6.400.0110.00014.58
5.6.390.0100.00614.66
5.6.380.0120.00014.27
5.6.370.0100.00714.35
5.6.360.0030.01314.72
5.6.350.0040.01414.20
5.6.340.0110.00014.33
5.6.330.0000.01414.32
5.6.320.0140.00014.01
5.6.310.0030.01713.85
5.6.300.0040.01214.64
5.6.290.0100.00614.38
5.6.280.0070.00714.18
5.6.270.0030.00714.19
5.6.260.0080.00614.04
5.6.250.0030.00914.31
5.6.240.0360.00317.46
5.6.230.0400.00617.50
5.6.220.0360.00517.58
5.6.210.0350.00717.50
5.6.200.0380.00317.75
5.6.190.0360.00417.68
5.6.180.0350.00717.76
5.6.170.0430.00617.70
5.6.160.0370.00517.55
5.6.150.0380.00317.61
5.6.140.0370.00317.66
5.6.130.0350.00417.73
5.6.120.0350.00517.71
5.6.110.0330.00617.65
5.6.100.0430.00717.61
5.6.90.0350.00717.61
5.6.80.0360.00117.37
5.6.70.0340.00417.38
5.6.60.0330.00617.31
5.6.50.0400.00317.28
5.6.40.0360.00217.52
5.6.30.0400.00617.34
5.6.20.0350.00317.36
5.6.10.0350.00417.34
5.6.00.0300.00817.31

preferences:
59.95 ms | 400 KiB | 5 Q