3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c = array_combine(range(0, 10000), range(0, 10000)); $a = microtime(); for($i = 0; $i < 10000; $i++) { array_key_exists(rand(0, 10000), $c); } $b = microtime(); echo $b - $a; echo '\n'; $t = array_combine(range(0, 10000), range(0, 10000)); $d = microtime(); for($i = 0; $i < 10000; $i++) { isset($t[rand(0, 10000)]); } $e = microtime(); echo $e - $d;

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)
7.4.10.0070.01415.85
7.4.00.0030.01715.99
7.3.130.0030.01715.74
7.3.120.0070.01315.90
7.3.110.0050.01615.98
7.3.100.0070.01015.89
7.3.90.0040.01215.90
7.3.80.0070.01015.90
7.3.70.0080.00915.88
7.3.60.0020.01215.93
7.3.50.0070.00915.82
7.3.40.0070.01015.77
7.3.30.0080.00715.81
7.3.20.0070.01118.29
7.3.10.0070.00718.41
7.3.00.0050.00818.44
7.2.260.0030.01616.15
7.2.250.0000.01915.89
7.2.240.0090.01216.03
7.2.230.0060.01316.16
7.2.220.0060.01116.18
7.2.210.0060.01216.08
7.2.200.0060.01116.06
7.2.190.0040.01115.99
7.2.180.0070.01216.01
7.2.170.0040.01215.98
7.2.160.0060.01016.10
7.2.150.0060.01218.60
7.2.140.0070.01118.73
7.2.130.0060.00918.59
7.2.120.0040.01318.54
7.2.110.0070.01018.54
7.2.100.0030.01318.54
7.2.90.0050.01218.82
7.2.80.0050.01218.58
7.2.70.0070.00918.52
7.2.60.0100.00318.73
7.2.50.0050.01018.61
7.2.40.0050.01218.67
7.2.30.0070.00918.76
7.2.20.0080.01218.53
7.2.10.0090.01218.55
7.2.00.0060.01219.29
7.1.330.0040.01617.63
7.1.320.0050.01217.67
7.1.310.0050.01217.66
7.1.300.0070.01017.53
7.1.290.0080.01017.56
7.1.280.0050.01217.64
7.1.270.0060.01117.74
7.1.260.0020.01617.64
7.1.250.0120.00817.65
7.1.240.0030.01517.61
7.1.230.0070.01317.48
7.1.220.0130.00317.82
7.1.210.0030.01317.56
7.1.200.0120.00617.74
7.1.190.0100.01017.63
7.1.180.0030.01717.63
7.1.170.0030.01317.47
7.1.160.0060.00617.47
7.1.150.0070.01017.63
7.1.140.0000.01817.47
7.1.130.0080.01117.78
7.1.120.0110.00817.54
7.1.110.0040.01517.79
7.1.100.0060.01217.68
7.1.90.0130.00617.55
7.1.80.0000.01417.52
7.1.70.0020.00918.28
7.1.60.0060.00918.45
7.1.50.0050.01118.18
7.1.40.0060.01117.19
7.1.30.0060.01217.71
7.1.20.0040.01617.57
7.1.10.0030.01417.62
7.1.00.0050.04720.95
7.0.330.0060.01217.43
7.0.320.0000.01717.29
7.0.310.0030.00917.30
7.0.300.0040.01517.25
7.0.290.0100.01017.30
7.0.280.0070.01017.34
7.0.270.0030.02017.15
7.0.260.0060.01517.30
7.0.250.0030.01317.36
7.0.240.0070.01117.20
7.0.230.0060.00817.18
7.0.220.0030.01217.09
7.0.210.0000.01617.46
7.0.200.0100.00517.97
7.0.190.0000.01217.27
7.0.180.0000.01417.15
7.0.170.0060.01217.15
7.0.160.0070.01117.35
7.0.150.0040.01417.29
7.0.140.0050.04420.58
7.0.130.0060.01217.39
7.0.120.0030.01317.20
7.0.110.0140.00717.16
7.0.100.0130.00617.30
7.0.90.0100.01017.45
7.0.80.0000.01217.35
7.0.70.0000.02017.05
7.0.60.0030.03019.29
7.0.50.0070.05118.16
7.0.40.0020.04616.69
7.0.30.0150.04916.95
7.0.20.0130.02516.69
7.0.10.0150.04316.81
7.0.00.0050.05316.82
5.6.400.0100.02419.67
5.6.390.0100.02020.08
5.6.380.0130.01919.92
5.6.370.0100.02019.67
5.6.360.0040.02819.95
5.6.350.0040.02520.11
5.6.340.0030.03419.72
5.6.330.0170.02319.90
5.6.320.0140.02119.99
5.6.310.0130.01719.81
5.6.300.0030.02719.86
5.6.290.0070.02320.04
5.6.280.0070.05822.96
5.6.270.0100.02019.86
5.6.260.0170.01420.02
5.6.250.0040.02519.56
5.6.240.0040.02519.88
5.6.230.0160.01620.13
5.6.220.0000.02619.83
5.6.210.0100.05522.98
5.6.200.0110.05621.78
5.6.190.0120.05722.72
5.6.180.1970.03722.67
5.6.170.0180.04222.70
5.6.160.0100.03322.72
5.6.150.0080.05821.65
5.6.140.0120.05921.74
5.6.130.0120.05521.63
5.6.120.0130.04623.13
5.6.110.0080.05923.20
5.6.100.0130.05623.05
5.6.90.0100.04723.19
5.6.80.0050.05222.84
5.6.70.0030.02719.53
5.6.60.0170.01719.61
5.6.50.0070.02519.56
5.6.40.0130.01919.81
5.6.30.0040.02219.70
5.6.20.0070.02819.78
5.6.10.0070.02419.57
5.6.00.0090.01919.86
5.5.380.0070.02419.66
5.5.370.0130.01719.79
5.5.360.0070.02820.17
5.5.350.0080.04722.72
5.5.340.0050.03721.55
5.5.330.0150.03022.69
5.5.320.0280.04222.74
5.5.310.0170.05822.73
5.5.300.0060.03621.46
5.5.290.0070.06921.58
5.5.280.0100.06322.95
5.5.270.0100.05522.94
5.5.260.0080.05822.96
5.5.250.0130.04722.94
5.5.240.0180.06022.73
5.5.230.0100.02819.65
5.5.220.0040.03219.76
5.5.210.0070.02419.55
5.5.200.0070.02619.42
5.5.190.0040.02819.77
5.5.180.0100.01719.68
5.5.170.0070.02619.72
5.5.160.0100.02019.52
5.5.150.0150.01519.76
5.5.140.0100.02719.79
5.5.130.0130.02019.29
5.5.120.0160.01919.68
5.5.110.0130.01619.27
5.5.100.0170.02419.61
5.5.90.0070.02819.27
5.5.80.0100.02419.76
5.5.70.0070.02519.52
5.5.60.0070.02319.82
5.5.50.0100.02319.57
5.5.40.0070.02719.78
5.5.30.0120.01519.43
5.5.20.0040.02219.79
5.5.10.0030.02319.52
5.5.00.0100.02319.80
5.4.450.0200.04520.58
5.4.440.0150.04820.65
5.4.430.0230.05120.43
5.4.420.0150.03820.67
5.4.410.0120.06520.37
5.4.400.0180.05120.42
5.4.390.0200.04420.32
5.4.380.0170.05120.27
5.4.370.0070.04120.47
5.4.360.0100.04020.45
5.4.350.0050.04220.37
5.4.340.0120.05320.31
5.4.330.0070.02316.44
5.4.320.0080.04720.55
5.4.310.0100.05720.28
5.4.300.0100.05220.31
5.4.290.0210.05120.31
5.4.280.0150.03120.44
5.4.270.0150.03820.41
5.4.260.0150.05420.49
5.4.250.0220.05020.30
5.4.240.0100.05920.23
5.4.230.0150.04920.42
5.4.220.0080.04120.31
5.4.210.0120.04220.24
5.4.200.0130.05320.32
5.4.190.0120.05220.24
5.4.180.0120.05420.39
5.4.170.0200.05020.38
5.4.160.0200.04020.34
5.4.150.0200.03920.37
5.4.140.0120.05618.83
5.4.130.0180.04819.02
5.4.120.0220.04718.83
5.4.110.0130.05518.87
5.4.100.0120.04518.98
5.4.90.0180.03019.03
5.4.80.0100.05319.06
5.4.70.0120.05518.97
5.4.60.0080.05719.00
5.4.50.0110.05119.06
5.4.40.0200.04518.91
5.4.30.0150.05318.98
5.4.20.0080.05818.93
5.4.10.0230.04618.88
5.4.00.0120.05718.74
5.3.290.0080.05617.86
5.3.280.0250.03917.75
5.3.270.0180.05417.74
5.3.260.0120.03717.68
5.3.250.0220.04817.71
5.3.240.0150.06117.68
5.3.230.0200.05017.65
5.3.220.0250.02717.60
5.3.210.0130.06217.58
5.3.200.0150.03817.56
5.3.190.0200.05517.65
5.3.180.0080.06317.64
5.3.170.0150.05517.64
5.3.160.0130.04917.71
5.3.150.0130.04117.78
5.3.140.0130.03717.71
5.3.130.0070.06217.48
5.3.120.0100.05817.72
5.3.110.0130.05317.61
5.3.100.0150.05317.42
5.3.90.0170.05617.35
5.3.80.0170.05317.26
5.3.70.0150.05717.13
5.3.60.0200.04917.36
5.3.50.0180.05117.30
5.3.40.0130.03517.25
5.3.30.0140.05417.37
5.3.20.0160.05417.08
5.3.10.0160.05117.01
5.3.00.0180.04417.06
5.2.170.0170.06016.00
5.2.160.0230.06015.88
5.2.150.0130.04015.87
5.2.140.0200.05715.71
5.2.130.0270.07015.96
5.2.120.0270.04315.69
5.2.110.0100.05715.73
5.2.100.0230.07715.66
5.2.90.0200.07715.65
5.2.80.0130.08715.71
5.2.70.0200.07715.75
5.2.60.0230.07015.64
5.2.50.0230.05315.87
5.2.40.0170.07015.77
5.2.30.0270.06316.00
5.2.20.0100.05715.51
5.2.10.0270.05715.46
5.2.00.0070.08015.46
5.1.60.0130.07016.34
5.1.50.0170.04716.47
5.1.40.0170.05716.46
5.1.30.0170.05316.64
5.1.20.0200.07316.98
5.1.10.0130.09716.49
5.1.00.0070.04016.47
5.0.50.0200.05015.02
5.0.40.0030.04714.91
5.0.30.0070.09314.62
5.0.20.0030.04314.50
5.0.10.0070.03714.68
5.0.00.0070.05714.46
4.4.90.0070.02711.88
4.4.80.0000.03711.88
4.4.70.0070.02711.88
4.4.60.0170.02311.88
4.4.50.0070.02311.88
4.4.40.0000.05011.88
4.4.30.0000.02011.88
4.4.20.0030.03711.88
4.4.10.0030.01311.88
4.4.00.0030.04011.88
4.3.110.0070.03011.88
4.3.100.0000.02711.88
4.3.90.0000.03011.88
4.3.80.0030.03011.88
4.3.70.0070.03011.88
4.3.60.0000.02311.88
4.3.50.0000.02311.88
4.3.40.0030.05311.88
4.3.30.0030.02311.88
4.3.20.0000.03711.88
4.3.10.0000.02711.88
4.3.00.0000.04011.88

preferences:
44.7 ms | 400 KiB | 5 Q