3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'RootReg'; for($i=0; $i<strlen($x);$i++){ print base_convert(ord($x[$i]), 10, 8); }

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)
8.3.60.0110.00416.23
8.3.50.0170.01317.34
8.3.40.0060.01018.85
8.3.30.0150.00018.75
8.3.20.0050.00318.73
8.3.10.0060.00318.56
8.3.00.0060.00319.26
8.2.180.0110.00416.50
8.2.170.0120.00322.96
8.2.160.0100.00718.82
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0030.00619.48
8.2.110.0090.00920.99
8.2.100.0120.00017.91
8.2.90.0060.00317.75
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0050.00318.05
8.2.50.0090.00018.07
8.2.40.0050.00319.35
8.2.30.0040.00417.66
8.2.20.0030.00717.53
8.2.10.0000.00717.61
8.2.00.0050.00517.66
8.1.280.0140.00325.92
8.1.270.0050.00323.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.54
8.1.230.0060.00622.18
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0030.00618.10
8.1.170.0030.00618.90
8.1.160.0000.00719.08
8.1.150.0040.00418.45
8.1.140.0000.00817.44
8.1.130.0030.00317.44
8.1.120.0000.00717.48
8.1.110.0040.00417.43
8.1.100.0040.00417.32
8.1.90.0020.00517.42
8.1.80.0030.00517.36
8.1.70.0000.00717.28
8.1.60.0000.00917.53
8.1.50.0030.00517.34
8.1.40.0040.00417.45
8.1.30.0000.00817.56
8.1.20.0050.00317.48
8.1.10.0040.00417.67
8.1.00.0040.00417.39
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0030.00318.63
8.0.270.0070.00017.16
8.0.260.0070.00016.82
8.0.250.0000.00816.84
8.0.240.0000.00716.84
8.0.230.0040.00416.79
8.0.220.0030.00316.70
8.0.210.0050.00316.72
8.0.200.0040.00416.95
8.0.190.0070.00016.90
8.0.180.0000.01216.88
8.0.170.0080.00016.77
8.0.160.0000.00716.86
8.0.150.0000.00816.72
8.0.140.0070.00016.81
8.0.130.0000.00613.19
8.0.120.0030.00616.81
8.0.110.0030.00316.73
8.0.100.0050.00316.66
8.0.90.0040.00416.70
8.0.80.0050.00816.77
8.0.70.0000.00716.86
8.0.60.0030.00516.91
8.0.50.0030.00516.74
8.0.30.0120.00616.85
8.0.20.0100.01017.15
8.0.10.0040.00416.80
8.0.00.0120.00816.63
7.4.330.0050.00012.94
7.4.320.0030.00316.37
7.4.300.0030.00316.34
7.4.290.0030.00716.50
7.4.280.0030.00516.55
7.4.270.0070.00016.55
7.4.260.0060.00013.23
7.4.250.0000.00816.50
7.4.240.0070.00016.54
7.4.230.0030.00316.54
7.4.220.0160.00316.34
7.4.210.0060.00916.61
7.4.200.0030.00316.28
7.4.190.0000.00816.53
7.4.160.0030.01216.50
7.4.150.0040.01416.53
7.4.140.0150.00617.86
7.4.130.0170.01116.45
7.4.120.0090.01516.60
7.4.110.0060.01216.51
7.4.100.0150.00716.57
7.4.90.0030.01416.55
7.4.80.0030.01319.39
7.4.70.0150.00616.56
7.4.60.0100.00716.49
7.4.50.0000.00716.36
7.4.40.0110.00416.53
7.4.30.0090.01316.54
7.4.10.0070.01115.03
7.4.00.0060.00914.80
7.3.330.0000.00613.17
7.3.320.0000.00513.21
7.3.310.0070.00016.34
7.3.300.0070.00016.36
7.3.290.0090.00616.34
7.3.280.0150.00616.41
7.3.270.0090.01216.52
7.3.260.0190.00016.70
7.3.240.0100.01016.55
7.3.230.0070.01716.39
7.3.210.0040.01216.27
7.3.200.0070.01416.64
7.3.190.0060.01416.23
7.3.180.0060.01016.57
7.3.170.0030.01616.45
7.3.160.0040.01216.56
7.3.130.0110.00514.88
7.3.120.0090.00414.96
7.3.110.0050.00914.92
7.3.100.0020.01514.90
7.3.90.0090.00714.87
7.3.80.0020.01014.87
7.3.70.0050.00914.79
7.3.60.0030.00914.94
7.3.50.0070.00614.84
7.3.40.0070.00714.86
7.3.30.0090.00514.74
7.3.20.0080.00316.68
7.3.10.0060.00716.72
7.3.00.0030.00916.55
7.2.330.0000.01916.73
7.2.320.0090.01216.73
7.2.310.0110.01116.49
7.2.300.0040.01716.74
7.2.290.0150.00916.70
7.2.260.0050.01215.16
7.2.250.0050.01015.14
7.2.240.0090.00615.00
7.2.230.0020.01515.02
7.2.220.0020.01215.25
7.2.210.0080.00515.10
7.2.200.0080.00515.15
7.2.190.0070.00915.06
7.2.180.0030.00815.03
7.2.170.0040.01215.02
7.2.160.0050.00514.98
7.2.150.0050.00916.71
7.2.140.0030.01116.83
7.2.130.0050.00916.87
7.2.120.0030.01016.77
7.2.110.0050.01116.93
7.2.100.0100.00616.77
7.2.90.0050.00816.90
7.2.80.0060.00816.78
7.2.70.0050.00616.68
7.2.60.0080.00516.78
7.2.50.0050.00816.88
7.2.40.0060.00816.80
7.2.30.0120.00516.90
7.2.20.0070.00716.95
7.2.10.0050.00916.86
7.2.00.0070.00717.59
7.1.330.0040.01015.71
7.1.320.0080.00615.67
7.1.310.0050.01015.71
7.1.300.0050.00815.68
7.1.290.0050.00915.74
7.1.280.0090.00815.65
7.1.270.0060.00715.74
7.1.260.0070.00915.71
7.1.250.0040.00815.85
7.1.240.0080.00615.76
7.1.230.0110.00415.65
7.1.220.0080.00315.80
7.1.210.0060.00815.74
7.1.200.0070.00715.66
7.1.190.0030.01115.79
7.1.180.0050.01015.68
7.1.170.0030.01015.62
7.1.160.0080.00515.74
7.1.150.0020.01115.61
7.1.140.0050.00815.60
7.1.130.0070.00415.83
7.1.120.0080.00715.68
7.1.110.0110.00415.90
7.1.100.0110.00616.34
7.1.90.0060.00915.74
7.1.80.0070.00715.77
7.1.70.0060.00516.13
7.1.60.0100.00616.71
7.1.50.0040.00916.09
7.1.40.0070.00815.68
7.1.30.0060.00715.61
7.1.20.0100.00415.78
7.1.10.0060.00715.68
7.1.00.0080.02317.41
7.0.330.0030.00915.24
7.0.320.0100.00315.36
7.0.310.0050.00415.35
7.0.300.0060.00715.46
7.0.290.0050.00815.18
7.0.280.0050.00615.47
7.0.270.0030.00815.37
7.0.260.0010.01115.23
7.0.250.0070.00415.38
7.0.240.0050.00615.44
7.0.230.0050.00815.44
7.0.220.0040.00715.36
7.0.210.0060.00615.30
7.0.200.0080.00315.76
7.0.190.0060.00915.33
7.0.180.0060.00915.47
7.0.170.0060.00715.48
7.0.160.0040.00915.40
7.0.150.0070.00515.30
7.0.140.0050.02217.09
7.0.130.0060.00515.38
7.0.120.0030.02317.10
7.0.110.0050.00615.23
7.0.100.0060.00615.17
7.0.90.0070.00515.44
7.0.80.0050.00515.38
7.0.70.0040.00915.34
7.0.60.0030.02816.53
7.0.50.0070.02516.00
7.0.40.0080.02314.55
7.0.30.0080.01314.50
7.0.20.0090.01414.56
7.0.10.0070.02314.58
7.0.00.0070.02614.43
5.6.400.0030.01314.11
5.6.390.0030.01014.37
5.6.380.0060.00514.39
5.6.370.0090.00514.25
5.6.360.0010.01014.51
5.6.350.0040.01014.34
5.6.340.0050.00814.36
5.6.330.0040.01114.49
5.6.320.0040.01114.17
5.6.310.0080.00514.09
5.6.300.0060.00614.39
5.6.290.0070.00614.43
5.6.280.0050.02216.10
5.6.270.0080.00514.20
5.6.260.0070.00614.30
5.6.250.0040.01114.55
5.6.240.0050.00814.39
5.6.230.0100.00414.34
5.6.220.0040.00814.35
5.6.210.0060.01515.93
5.6.200.0020.02015.29
5.6.190.0050.02715.23
5.6.180.0080.02515.42
5.6.170.0060.02815.22
5.6.160.0070.02315.20
5.6.150.0070.01515.31
5.6.140.0040.02715.23
5.6.130.0050.02415.32
5.6.120.0040.02615.21
5.6.110.0050.02015.36
5.6.100.0080.02415.34
5.6.90.0060.02115.21
5.6.80.0050.02515.16
5.6.70.0090.02115.08
5.6.60.0040.02615.08
5.6.50.0030.02714.97
5.6.40.0070.01915.07
5.6.30.0040.02114.99
5.6.20.0110.02215.15
5.6.10.0080.02415.11
5.6.00.0040.02215.11
5.5.380.0090.00213.32
5.5.370.0080.00413.18
5.5.360.0020.01113.17
5.5.350.0060.01414.96
5.5.340.0070.02514.36
5.5.330.0060.01914.30
5.5.320.0030.02314.45
5.5.310.0060.02214.37
5.5.300.0070.02314.43
5.5.290.0050.01914.47
5.5.280.0050.02014.36
5.5.270.0040.01714.44
5.5.260.0040.02014.31
5.5.250.0050.02714.34
5.5.240.0070.02414.25
5.5.230.0060.01414.27
5.5.220.0050.02514.09
5.5.210.0040.02414.11
5.5.200.0090.02314.25
5.5.190.0040.02114.22
5.5.180.0060.02614.18
5.5.170.0060.00513.01
5.5.160.0060.02514.17
5.5.150.0070.01414.14
5.5.140.0050.01414.07
5.5.130.0050.01413.97
5.5.120.0060.01214.25
5.5.110.0040.01514.24
5.5.100.0060.01514.22
5.5.90.0070.01214.29
5.5.80.0070.01414.11
5.5.70.0050.01414.26
5.5.60.0040.01614.16
5.5.50.0030.01714.25
5.5.40.0020.01514.19
5.5.30.0050.01314.25
5.5.20.0040.01714.15
5.5.10.0030.01614.24
5.5.00.0060.01514.12
5.4.450.0040.02613.41
5.4.440.0080.02413.52
5.4.430.0060.02213.44
5.4.420.0060.02313.44
5.4.410.0070.02313.46
5.4.400.0060.02313.35
5.4.390.0050.02113.33
5.4.380.0060.02013.34
5.4.370.0070.02213.27
5.4.360.0070.02213.38
5.4.350.0080.01713.43
5.4.340.0100.01913.43
5.4.330.0070.00411.34
5.4.320.0040.01513.40
5.4.310.0040.01613.33
5.4.300.0040.01613.35
5.4.290.0050.01513.25
5.4.280.0070.01213.36
5.4.270.0060.01213.29
5.4.260.0040.01313.36
5.4.250.0050.01513.34
5.4.240.0050.01513.31
5.4.230.0050.01413.42
5.4.220.0070.01213.41
5.4.210.0070.01413.31
5.4.200.0040.01413.40
5.4.190.0060.01213.32
5.4.180.0050.01313.33
5.4.170.0040.01313.36
5.4.160.0070.01313.38
5.4.150.0040.01713.29
5.4.140.0050.01412.75
5.4.130.0030.01412.66
5.4.120.0080.01112.71
5.4.110.0060.01212.69
5.4.100.0030.01512.72
5.4.90.0040.01412.73
5.4.80.0070.00912.79
5.4.70.0060.01212.68
5.4.60.0040.01312.67
5.4.50.0040.01512.68
5.4.40.0050.02312.70
5.4.30.0070.02112.60
5.4.20.0060.02112.70
5.4.10.0090.01512.74
5.4.00.0080.02012.49
5.3.290.0070.01312.05
5.3.280.0030.01411.99
5.3.270.0050.01411.97
5.3.260.0040.01311.96
5.3.250.0060.01212.01
5.3.240.0030.01411.98
5.3.230.0050.01311.96
5.3.220.0060.01111.95
5.3.210.0070.01211.97
5.3.200.0040.01411.97
5.3.190.0040.01511.96
5.3.180.0040.01211.98
5.3.170.0060.01212.04
5.3.160.0030.01611.98
5.3.150.0060.01211.96
5.3.140.0050.01311.95
5.3.130.0070.01911.90
5.3.120.0050.02311.97
5.3.110.0060.02111.99
5.3.100.0040.02511.86
5.3.90.0050.02511.85
5.3.80.0050.02311.76
5.3.70.0100.01711.79
5.3.60.0070.01711.89
5.3.50.0060.02011.80
5.3.40.0050.01611.82
5.3.30.0070.02011.84
5.3.20.0070.01311.75
5.3.10.0070.01911.73
5.3.00.0050.01511.71
5.2.170.0060.02510.80
5.2.160.0080.03110.80
5.2.150.0080.03010.83
5.2.140.0070.02110.79
5.2.130.0120.02910.79
5.2.120.0090.03110.75
5.2.110.0070.02110.74
5.2.100.0050.02510.79
5.2.90.0070.03410.78
5.2.80.0040.03010.86
5.2.70.0060.03510.78
5.2.60.0090.03010.69
5.2.50.0100.02310.63
5.2.40.0060.01610.73
5.2.30.0100.03310.70
5.2.20.0050.02010.67
5.2.10.0060.02310.68
5.2.00.0040.01810.62
5.1.60.0020.01910.27
5.1.50.0070.01210.27
5.1.40.0050.02210.21
5.1.30.0000.02010.33
5.1.20.0030.01810.39
5.1.10.0050.02810.31
5.1.00.0030.02810.32
5.0.50.0020.0279.78
5.0.40.0020.0199.78
5.0.30.0030.0289.78
5.0.20.0030.0239.78
5.0.10.0070.0189.78
5.0.00.0040.0359.78
4.4.90.0040.0179.78
4.4.80.0030.0189.78
4.4.70.0020.0099.78
4.4.60.0030.0209.78
4.4.50.0030.0129.78
4.4.40.0000.0319.78
4.4.30.0000.0219.78
4.4.20.0030.0199.78
4.4.10.0050.0129.78
4.4.00.0020.0239.78
4.3.110.0020.0199.78
4.3.100.0020.0109.78
4.3.90.0030.0139.78
4.3.80.0000.0159.78
4.3.70.0020.0209.78
4.3.60.0020.0159.78
4.3.50.0010.0119.78
4.3.40.0000.0159.78
4.3.30.0000.0149.78
4.3.20.0020.0219.78
4.3.10.0020.0109.78
4.3.00.0050.0089.78

preferences:
56.2 ms | 400 KiB | 5 Q