3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = null; for ($i=0; $i<1000000; $i++) { $v === null; }

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)
8.3.40.0160.01018.59
8.3.30.0070.01518.82
8.3.20.0040.00820.20
8.3.10.0030.02023.55
8.3.00.0070.00717.50
8.2.170.0130.01022.96
8.2.160.0060.01620.34
8.2.150.0070.00724.18
8.2.140.0030.01024.66
8.2.130.0000.01226.16
8.2.120.0040.00820.93
8.2.110.0040.01421.12
8.2.100.0070.01117.78
8.2.90.0070.00717.90
8.2.80.0030.01017.97
8.2.70.0000.01517.38
8.2.60.0000.01417.93
8.2.50.0030.01218.07
8.2.40.0040.00918.03
8.2.30.0030.01218.01
8.2.20.0030.01017.56
8.2.10.0030.01017.94
8.2.00.0030.01017.54
8.1.270.0030.00923.83
8.1.260.0030.00926.35
8.1.250.0000.01328.09
8.1.240.0060.02822.54
8.1.230.0000.01720.84
8.1.220.0030.01017.74
8.1.210.0030.01218.80
8.1.200.0090.00917.22
8.1.190.0070.00717.10
8.1.180.0000.01318.10
8.1.170.0000.01318.59
8.1.160.0060.00622.01
8.1.150.0030.01018.75
8.1.140.0060.00617.39
8.1.130.0030.00917.82
8.1.120.0040.00817.41
8.1.110.0000.01317.27
8.1.100.0030.01017.39
8.1.90.0030.01017.37
8.1.80.0030.00917.29
8.1.70.0000.01317.32
8.1.60.0030.01617.54
8.1.50.0000.01817.43
8.1.40.0040.01517.50
8.1.30.0060.01317.42
8.1.20.0030.01517.59
8.1.10.0060.01317.54
8.1.00.0060.01217.37
8.0.300.0060.00619.98
8.0.290.0000.01316.63
8.0.280.0030.00918.38
8.0.270.0000.01317.19
8.0.260.0030.00918.45
8.0.250.0000.01216.89
8.0.240.0040.01116.86
8.0.230.0000.01316.93
8.0.220.0000.01316.90
8.0.210.0000.01316.79
8.0.200.0000.01316.84
8.0.190.0070.01116.85
8.0.180.0000.01816.87
8.0.170.0030.01516.81
8.0.160.0060.01216.86
8.0.150.0060.01216.69
8.0.140.0060.01316.78
8.0.130.0070.01313.23
8.0.120.0000.01816.84
8.0.110.0030.01616.83
8.0.100.0030.01516.79
8.0.90.0000.01816.82
8.0.80.0070.02516.80
8.0.70.0040.01516.79
8.0.60.0000.01816.89
8.0.50.0000.01816.66
8.0.30.0130.02317.10
8.0.20.0120.02217.40
8.0.10.0040.01516.97
8.0.00.0060.02516.67
7.4.330.0040.01215.01
7.4.320.0000.01616.49
7.4.300.0070.01016.44
7.4.290.0070.01716.59
7.4.280.0030.02016.51
7.4.270.0040.01916.60
7.4.260.0000.02416.59
7.4.250.0100.01616.47
7.4.240.0020.02216.54
7.4.230.0060.01816.71
7.4.220.0130.02516.66
7.4.210.0130.03016.46
7.4.200.0030.02016.34
7.4.160.0130.01916.61
7.4.150.0070.04017.40
7.4.140.0110.02317.86
7.4.130.0090.02616.47
7.4.120.0070.02916.44
7.4.110.0070.02716.51
7.4.100.0060.02916.41
7.4.90.0130.02316.44
7.4.80.0090.02719.39
7.4.70.0070.03616.46
7.4.60.0030.03016.46
7.4.50.0030.02916.34
7.4.40.0100.02416.61
7.4.30.0090.02416.55
7.4.00.0070.03215.00
7.3.330.0040.02313.07
7.3.320.0000.02213.16
7.3.310.0000.02416.19
7.3.300.0060.01616.30
7.3.290.0000.03516.32
7.3.280.0100.02816.28
7.3.270.0030.03717.40
7.3.260.0100.02816.29
7.3.250.0110.03816.40
7.3.240.0100.03716.30
7.3.230.0120.02416.45
7.3.210.0100.03016.19
7.3.200.0090.02819.39
7.3.190.0130.02616.30
7.3.180.0140.02216.26
7.3.170.0060.03116.46
7.3.160.0190.03016.28
7.3.00.0070.03316.73
7.2.330.0090.03216.37
7.2.320.0180.02216.41
7.2.310.0200.04316.72
7.2.300.0070.03216.57
7.2.290.0100.04216.60
7.2.130.0060.03916.76
7.2.120.0130.03316.57
7.2.110.0130.02816.77
7.2.100.0120.03416.88
7.2.90.0100.03516.89
7.2.80.0070.03516.87
7.2.70.0130.03216.66
7.2.60.0030.04016.73
7.2.50.0100.04416.75
7.2.40.0090.03217.07
7.2.30.0070.03316.75
7.2.20.0130.03016.63
7.2.10.0070.03516.89
7.2.00.0070.03916.71
7.1.250.0100.04915.74
7.1.240.0070.05515.73
7.1.230.0030.05015.81
7.1.220.0160.04515.68
7.1.210.0100.05615.52
7.1.200.0100.05915.65
7.1.190.0100.04815.73
7.1.180.0100.05915.72
7.1.170.0100.04815.43
7.1.160.0070.05215.73
7.1.150.0100.05515.85
7.1.140.0070.05615.78
7.1.130.0100.04915.84
7.1.120.0130.04915.86
7.1.110.0070.06315.32
7.1.100.0080.03916.77
7.1.90.0090.06715.65
7.1.80.0140.05715.66
7.1.70.0050.04116.13
7.1.60.0050.05517.41
7.1.50.0130.04416.25
7.1.40.0130.05415.68
7.1.30.0090.05615.56
7.1.20.0100.06215.73
7.1.10.0070.06015.52
7.1.00.0080.08818.98
7.0.330.0100.05415.13
7.0.320.0130.05315.17
7.0.310.0030.05815.52
7.0.300.0100.05115.20
7.0.290.0160.04515.06
7.0.280.0100.05415.22
7.0.270.0100.05215.46
7.0.260.0140.05815.24
7.0.250.0070.05415.48
7.0.240.0130.05815.47
7.0.230.0060.05915.52
7.0.220.0160.05215.16
7.0.210.0090.05115.17
7.0.200.0080.04316.22
7.0.190.0210.04315.45
7.0.180.0140.06015.57
7.0.170.0190.05415.14
7.0.160.0100.05815.11
7.0.150.0160.04915.29
7.0.140.0130.07418.64
7.0.130.0140.05415.31
7.0.120.0170.06115.09
7.0.110.0420.05915.21
7.0.100.0200.05915.44
7.0.90.0360.05615.47
7.0.80.0470.05415.45
7.0.70.0210.05915.27
7.0.60.0200.06217.72
7.0.50.0330.05416.66
7.0.40.0160.08116.73
7.0.30.0540.06916.84
7.0.20.0320.05616.72
7.0.10.0180.05616.84
7.0.00.0220.07716.71
5.6.380.0100.11014.24
5.6.370.0100.10914.46
5.6.360.0070.10514.19
5.6.350.0030.11514.14
5.6.340.0000.11914.08
5.6.330.0000.11714.71
5.6.320.0100.09714.46
5.6.310.0060.10614.16
5.6.300.0100.11914.13
5.6.290.0100.11014.07
5.6.280.0050.13217.57
5.6.270.0260.10814.18
5.6.260.0240.11914.13
5.6.250.0340.11314.13
5.6.240.0240.11314.28
5.6.230.0290.11714.01
5.6.220.0340.10714.23
5.6.210.0210.11317.58
5.6.200.0300.10116.06
5.6.190.0170.09117.40
5.6.180.0170.09217.29
5.6.170.0260.10917.40
5.6.160.0180.10417.32
5.6.150.0270.11716.22
5.6.140.0150.09316.11
5.6.130.0200.09416.10
5.6.120.0250.11017.58
5.6.110.0130.11117.60
5.6.100.0230.11517.60
5.6.90.0100.11217.58
5.6.80.0050.09417.16
5.6.70.2320.08717.19
5.6.60.0130.10914.10
5.6.50.0070.11314.23
5.6.40.0110.10714.38
5.6.30.0390.10713.96
5.6.20.0130.11814.28
5.6.10.0190.11614.14
5.6.00.0100.11113.99
5.5.380.0130.09611.01
5.5.370.0100.11210.90
5.5.360.0030.10310.90
5.5.350.0130.10615.76
5.5.340.0120.08314.56
5.5.330.0100.08715.64
5.5.320.0170.09115.63
5.5.310.0170.09915.59
5.5.300.0030.09314.39
5.5.290.0030.11814.48
5.5.280.0030.10415.93
5.5.270.0030.09015.87
5.5.260.0080.10316.00
5.5.250.0080.11215.79
5.5.240.0130.10715.62
5.5.230.0000.11311.05
5.5.220.0000.11410.90
5.5.210.0030.11410.90
5.5.200.0130.09910.90
5.5.190.0000.11610.90
5.5.180.0060.09710.90
5.5.170.0070.09310.90
5.5.160.0230.10510.90
5.5.150.0030.09610.90
5.5.140.0100.09710.90
5.5.130.0030.10910.90
5.5.120.0130.09810.90
5.5.110.0070.10610.90
5.5.100.0100.09710.98
5.5.90.0130.11110.90
5.5.80.0030.10610.90
5.5.70.0100.10010.90
5.5.60.0000.11010.95
5.5.50.0030.10310.90
5.5.40.0070.11310.90
5.5.30.0130.10410.90
5.5.20.0030.10210.91
5.5.10.0030.10410.90
5.5.00.0030.11610.90
5.4.450.0280.10115.16
5.4.440.0300.09215.19
5.4.430.0200.09115.23
5.4.420.0130.10215.19
5.4.410.0220.09215.17
5.4.400.0100.09914.99
5.4.390.0200.09614.98
5.4.380.0200.12014.85
5.4.370.0220.11014.71
5.4.360.0200.12114.76
5.4.350.0280.10514.85
5.4.340.0220.11714.68
5.4.330.0030.11310.90
5.4.320.0060.09911.68
5.4.310.0020.10811.67
5.4.300.0080.09411.78
5.4.290.0050.10011.74
5.4.280.0080.09611.62
5.4.270.0070.09511.62
5.4.260.0060.09911.71
5.4.250.0050.10311.72
5.4.240.0050.10011.63
5.4.230.0090.09911.62
5.4.220.0060.09411.65
5.4.210.0070.09511.62
5.4.200.0040.11211.68
5.4.190.0070.09311.62
5.4.180.0050.10211.62
5.4.170.0060.10211.72
5.4.160.0140.09811.62
5.4.150.0080.09511.73
5.4.140.0050.10911.46
5.4.130.0060.10311.46
5.4.120.0060.10611.43
5.4.110.0060.10611.43
5.4.100.0060.09811.43
5.4.90.0060.09911.43
5.4.80.0050.09911.53
5.4.70.0050.10311.43
5.4.60.0060.11711.43
5.4.50.0100.10711.43
5.4.40.0070.11111.42
5.4.30.0070.10211.42
5.4.20.0030.10211.42
5.4.10.0080.10311.42
5.4.00.0050.10211.17
5.3.290.0040.11311.85
5.3.280.0060.10411.80
5.3.270.0070.10711.81
5.3.260.0060.10911.81
5.3.250.0060.10811.81
5.3.240.0090.10511.81
5.3.230.0050.10511.80
5.3.220.0080.11311.79
5.3.210.0090.10311.79
5.3.200.0070.10311.79
5.3.190.0040.10711.79
5.3.180.0080.10911.79
5.3.170.0050.10811.79
5.3.160.0060.11711.79
5.3.150.0040.10611.78
5.3.140.0050.10511.78
5.3.130.0050.11311.78
5.3.120.0070.11811.78
5.3.110.0060.12011.78
5.3.100.0070.11611.51
5.3.90.0040.10611.49
5.3.80.0060.10111.48
5.3.70.0050.10811.49
5.3.60.0050.10611.48
5.3.50.0070.11011.45
5.3.40.0080.10311.45
5.3.30.0120.10611.42
5.3.20.0060.10911.31
5.3.10.0030.11211.29
5.3.00.0070.12311.29
5.2.170.0090.13410.04
5.2.160.0070.11410.04
5.2.150.0080.11810.04
5.2.140.0060.12110.04
5.2.130.0060.12410.02
5.2.120.0070.11010.02
5.2.110.0040.11810.02
5.2.100.0100.11310.01
5.2.90.0070.10910.02
5.2.80.0070.11010.01
5.2.70.0040.11210.02
5.2.60.0040.1209.99
5.2.50.0050.1139.98
5.2.40.0100.1219.96
5.2.30.0080.1159.95
5.2.20.0050.1309.95
5.2.10.0090.0999.91
5.2.00.0100.1139.83
5.1.60.0050.1159.48
5.1.50.0050.1109.48
5.1.40.0060.1079.47
5.1.30.0060.1229.64
5.1.20.0040.1569.65
5.1.10.0020.1659.52
5.1.00.0040.1619.52
5.0.50.0040.2918.76
5.0.40.0060.3128.68
5.0.30.0080.2988.59
5.0.20.0050.2958.58
5.0.10.0020.3218.57
5.0.00.0070.3218.56
4.4.90.0050.3077.84
4.4.80.0040.2977.83
4.4.70.0040.3237.83
4.4.60.0040.3107.83
4.4.50.0040.3257.84
4.4.40.0070.2767.80
4.4.30.0050.3007.83
4.4.20.0030.2817.87
4.4.10.0030.2947.87
4.4.00.0030.3117.83
4.3.110.0030.3067.78
4.3.100.0050.2747.78
4.3.90.0070.2957.77
4.3.80.0100.3057.74
4.3.70.0130.2747.76
4.3.60.0150.3507.76
4.3.50.0060.2817.76
4.3.40.0040.3027.72
4.3.30.0040.2937.09
4.3.20.0060.2997.08
4.3.10.0050.2937.05
4.3.00.0000.29213.42

preferences:
41.72 ms | 400 KiB | 5 Q