3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 2; $code = ' $ret = ""; echo $i; for ($j=0; $j<100; $j++) { $ret.= md5($i.$j.$ret); } return $ret;'; $fName = create_function('$i', $code); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo eval($code); } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo $fName($i); } printf("#2, done in %f\n", microtime(true) - $start); ?>

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)
7.4.00.0030.01415.06
7.3.120.0110.00714.77
7.3.110.0030.01615.08
7.3.100.0060.00615.22
7.3.90.0140.00715.21
7.3.80.0040.01114.68
7.3.70.0060.00615.14
7.3.60.0040.01415.01
7.3.50.0110.01115.04
7.3.40.0070.01414.89
7.3.30.0060.00914.90
7.3.20.0000.01816.77
7.3.10.0000.01216.66
7.3.00.0060.00716.63
7.2.250.0110.01115.07
7.2.240.0060.01615.05
7.2.230.0030.01415.09
7.2.220.0000.01615.40
7.2.210.0070.00715.12
7.2.200.0060.01315.29
7.2.190.0000.01315.21
7.2.180.0040.01115.12
7.2.170.0000.01414.91
7.2.160.0030.01414.93
7.2.150.0070.01016.93
7.2.140.0110.00717.06
7.2.130.0030.01417.00
7.2.120.0070.01016.73
7.2.110.0060.00916.90
7.2.100.0030.01317.07
7.2.90.0040.01216.93
7.2.80.0030.01017.02
7.2.70.0030.01516.80
7.2.60.0000.01616.98
7.2.50.0000.01217.14
7.2.40.0070.01017.04
7.2.30.0080.00817.05
7.2.20.0040.01117.11
7.2.10.0060.00916.98
7.2.00.0040.01218.16
7.1.330.0070.01015.96
7.1.320.0080.00615.75
7.1.310.0090.00315.93
7.1.300.0090.00615.63
7.1.290.0160.00315.75
7.1.280.0030.01015.97
7.1.270.0040.01415.89
7.1.260.0000.00915.54
7.1.250.0040.00715.84
7.1.70.0050.00517.18
7.1.60.0130.01319.82
7.1.50.0070.01616.89
7.1.00.0030.05722.34
7.0.200.0050.00516.52
7.0.140.0070.07322.21
7.0.60.0030.09019.99
7.0.50.0100.08018.01
7.0.40.0070.08720.25
7.0.30.0300.04020.19
7.0.20.0330.06320.20
7.0.10.0200.03720.41
7.0.00.0070.04320.08
5.6.280.0000.08020.91
5.6.210.0130.08320.70
5.6.200.0070.05718.23
5.6.190.0270.07320.49
5.6.180.3230.04320.63
5.6.170.0170.04020.55
5.6.160.0070.04020.43
5.6.150.0170.07718.20
5.6.140.0100.05718.15
5.6.130.0100.04718.26
5.6.120.0030.04320.95
5.6.110.0100.07321.04
5.6.100.0100.09020.94
5.6.90.0200.08021.07
5.6.80.0000.04320.37
5.6.70.0200.07720.36
5.5.350.0200.07720.38
5.5.340.0100.08317.99
5.5.330.0100.05320.43
5.5.320.0230.04020.31
5.5.310.0200.04320.34
5.5.300.0170.04017.98
5.5.290.0100.06317.98
5.5.280.0100.08320.88
5.5.270.0100.04320.79
5.5.260.0030.06720.88
5.5.250.0070.04720.68
5.5.240.0170.05720.06
5.4.450.0270.06319.63
5.4.440.0630.08019.16
5.4.430.0170.05719.61
5.4.420.0900.07019.70
5.4.410.1030.04319.32
5.4.400.0470.04718.77
5.4.390.0300.06718.77
5.4.380.0200.07318.52
5.4.370.0200.05018.80
5.4.360.0100.05718.55
5.4.350.0060.04112.04
5.4.340.0080.04712.04
5.4.320.0050.04712.52
5.4.310.0070.03812.52
5.4.300.0060.03712.53
5.4.290.0070.03712.52
5.4.280.0050.03712.41
5.4.270.0110.03812.41
5.4.260.0080.03912.42
5.4.250.0070.05718.64
5.4.240.0100.08318.74
5.4.230.0230.06719.09
5.4.220.0130.07718.78
5.4.210.0130.05318.78
5.4.200.0030.07718.75
5.4.190.0170.04318.98
5.4.180.0030.05718.95
5.4.170.0100.05318.64
5.4.160.0170.04318.98
5.4.150.0070.05718.94
5.4.140.0100.05316.59
5.4.130.0030.05716.34
5.4.120.0100.05316.58
5.4.110.0130.04716.54
5.4.100.0100.05016.39
5.4.90.0070.05016.34
5.4.80.0100.05016.65
5.4.70.0070.05016.49
5.4.60.0100.05016.39
5.4.50.0100.05016.48
5.4.40.0070.05016.51
5.4.30.0100.04716.37
5.4.20.0170.04016.47
5.4.10.0100.05016.36
5.4.00.0100.04715.83
5.3.290.0070.03912.80
5.3.280.0030.06314.70
5.3.270.0130.05714.61
5.3.260.0100.05314.70
5.3.250.0000.06314.70
5.3.240.0070.05014.69
5.3.230.0030.05714.71
5.3.220.0030.05714.59
5.3.210.0070.05314.49
5.3.200.0200.04014.49
5.3.190.0130.04714.75
5.3.180.0070.05314.76
5.3.170.0070.05014.68
5.3.160.0030.05714.66
5.3.150.0070.05314.60
5.3.140.0000.06014.75
5.3.130.0170.05014.55
5.3.120.0030.06014.66
5.3.110.0070.06714.75
5.3.100.0000.07014.02
5.3.90.0070.05314.02
5.3.80.0030.05714.13
5.3.70.0070.05014.20
5.3.60.0200.04013.84
5.3.50.0130.04713.94
5.3.40.0070.05314.04
5.3.30.0030.05713.76
5.3.20.0070.05713.54
5.3.10.0130.04313.50
5.3.00.0100.07013.71
5.2.170.0030.05011.13
5.2.160.0070.06011.38
5.2.150.0070.06311.24
5.2.140.0130.05711.23
5.2.130.0070.04010.95
5.2.120.0070.04011.20
5.2.110.0070.04011.19
5.2.100.0030.04311.34
5.2.90.0100.04711.20
5.2.80.0100.03711.11
5.2.70.0030.04710.94
5.2.60.0070.04011.25
5.2.50.0030.05011.25
5.2.40.0070.04010.84
5.2.30.0130.05711.06
5.2.20.0030.04311.06
5.2.10.0100.03711.04
5.2.00.0100.04710.73
5.1.60.0030.0439.93
5.1.50.0100.03310.12
5.1.40.0030.03710.10
5.1.30.0000.04310.48
5.1.20.0030.04010.59
5.1.10.0130.03010.32
5.1.00.0000.04310.21
5.0.50.0000.0378.69
5.0.40.0030.0308.57
5.0.30.0030.0438.27
5.0.20.0000.0338.21
5.0.10.0030.0308.40
5.0.00.0030.0438.33
4.4.90.0100.0277.67
4.4.80.0030.0277.67
4.4.70.0130.0177.67
4.4.60.0000.0377.67
4.4.50.0070.0337.67
4.4.40.0030.0407.67
4.4.30.0030.0307.67
4.4.20.0030.0277.67
4.4.10.0030.0277.67
4.4.00.0000.0407.67
4.3.110.0070.0237.67
4.3.100.0000.0307.67
4.3.90.0000.0307.67
4.3.80.0000.0377.67
4.3.70.0030.0237.67
4.3.60.0070.0277.67
4.3.50.0070.0207.67
4.3.40.0100.0407.67
4.3.30.0070.0207.67
4.3.20.0030.0237.67
4.3.10.0070.0277.67
4.3.00.0130.0238.36

preferences:
41.43 ms | 401 KiB | 5 Q