3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 2; $code = ' $ret = ""; for ($j=0; $j<100; $j++) { $ret.= md5($i.$j.$ret); } return $i;'; $fName = create_function('$i', $code); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo eval($code)."\r\n"; } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo $fName($i)."\r\n"; } 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)
7.4.00.0090.01114.96
7.3.120.0070.01014.87
7.3.110.0070.01314.98
7.3.100.0060.00914.96
7.3.90.0050.00814.96
7.3.80.0090.00514.80
7.3.70.0090.00714.98
7.3.60.0050.01114.93
7.3.50.0050.01314.88
7.3.40.0110.00614.89
7.3.30.0050.01314.88
7.3.20.0080.01116.80
7.3.10.0160.00316.58
7.3.00.0090.00816.79
7.2.250.0080.01115.26
7.2.240.0150.00515.20
7.2.230.0080.01015.02
7.2.220.0070.01015.15
7.2.210.0080.00815.15
7.2.200.0120.00315.16
7.2.190.0060.01015.18
7.2.180.0050.00915.18
7.2.170.0040.01215.22
7.2.00.0070.00719.36
7.1.330.0080.00815.65
7.1.320.0050.01215.90
7.1.310.0000.01215.85
7.1.300.0070.01115.58
7.1.290.0070.00715.80
7.1.280.0090.00715.87
7.1.270.0060.01015.88
7.1.260.0070.01015.74
7.1.70.0040.00417.00
7.1.60.0940.00415.60
7.1.50.0030.02317.09
7.1.00.0070.07322.31
7.0.200.0070.01016.82
7.0.140.0070.07322.04
7.0.60.0030.07020.11
7.0.50.0070.06017.94
7.0.40.0030.05320.02
7.0.30.0530.05020.06
7.0.20.0230.06020.23
7.0.10.0030.04320.19
7.0.00.0130.04720.26
5.6.280.0070.07021.07
5.6.210.0100.03320.69
5.6.200.0070.03718.22
5.6.190.0100.05020.34
5.6.180.0270.06720.48
5.6.170.0270.07320.45
5.6.160.0000.04720.45
5.6.150.0030.04018.22
5.6.140.0070.07018.24
5.6.130.0130.06718.29
5.6.120.0100.06720.95
5.6.110.0170.06720.99
5.6.100.0070.08721.07
5.6.90.0130.04720.94
5.6.80.0100.07320.39
5.6.70.3500.04020.37
5.5.350.0130.08020.43
5.5.340.0070.08318.07
5.5.330.0070.08320.32
5.5.320.0370.04020.32
5.5.310.0330.06720.27
5.5.300.0000.06718.08
5.5.290.0030.04318.05
5.5.280.0070.07020.79
5.5.270.0070.05320.86
5.5.260.0130.08020.97
5.5.250.0000.05320.61
5.5.240.0170.07720.15
5.4.450.0070.06719.48
5.4.440.0800.06319.20
5.4.430.0830.05319.38
5.4.420.0130.06719.56
5.4.410.0900.06319.46
5.4.400.1500.06318.84
5.4.390.1270.06018.49
5.4.380.0370.07018.71
5.4.370.0170.05318.58
5.4.360.0070.06318.77
5.4.350.0090.03612.04
5.4.340.0090.04412.04
5.4.320.0040.04112.53
5.4.310.0080.04112.52
5.4.300.0110.03412.52
5.4.290.0030.05212.52
5.4.280.0050.04312.42
5.4.270.0090.03512.42
5.4.260.0100.03812.41
5.4.250.0130.04718.96
5.4.240.0070.05318.97
5.4.230.0070.06018.64
5.4.220.0030.06018.75
5.4.210.0100.05318.79
5.4.200.0030.07718.94
5.4.190.0070.05318.94
5.4.180.0130.06718.75
5.4.170.0070.06018.64
5.4.160.0000.05719.08
5.4.150.0030.05718.73
5.4.140.0100.05016.54
5.4.130.0030.05016.36
5.4.120.0070.06316.33
5.4.110.0100.05016.42
5.4.100.0070.05016.55
5.4.90.0030.05316.45
5.4.80.0100.04716.33
5.4.70.0000.05716.61
5.4.60.0030.05316.36
5.4.50.0100.04716.48
5.4.40.0100.04716.64
5.4.30.0170.05716.59
5.4.20.0070.04716.31
5.4.10.0070.05316.34
5.4.00.0070.05016.04
5.3.290.0110.03812.80
5.3.280.0030.05314.65
5.3.270.0100.07314.71
5.3.260.0100.05014.71
5.3.250.0130.05014.84
5.3.240.0070.05014.63
5.3.230.0070.05014.79
5.3.220.0100.04714.75
5.3.210.0270.04014.49
5.3.200.0070.05014.59
5.3.190.0170.04014.59
5.3.180.0100.06314.65
5.3.170.0130.05314.59
5.3.160.0170.04314.42
5.3.150.0030.05314.67
5.3.140.0030.05314.58
5.3.130.0100.05014.74
5.3.120.0000.06314.58
5.3.110.0070.05314.64
5.3.100.0170.04014.06
5.3.90.0100.04714.20
5.3.80.0070.05314.04
5.3.70.0130.04714.02
5.3.60.0070.05313.91
5.3.50.0000.05714.15
5.3.40.0000.05713.98
5.3.30.0170.05313.91
5.3.20.0030.06013.54
5.3.10.0130.05713.57
5.3.00.0070.07013.62
5.2.170.0070.04011.16
5.2.160.0070.05311.11
5.2.150.0000.05311.23
5.2.140.0100.04311.34
5.2.130.0070.05711.28
5.2.120.0130.05711.18
5.2.110.0070.05711.19
5.2.100.0000.06311.19
5.2.90.0030.05711.12
5.2.80.0100.03711.18
5.2.70.0000.04711.24
5.2.60.0030.04310.89
5.2.50.0030.04011.09
5.2.40.0000.04711.11
5.2.30.0070.04010.90
5.2.20.0070.04010.95
5.2.10.0070.03710.96
5.2.00.0100.03710.69
5.1.60.0000.0379.96
5.1.50.0030.03710.13
5.1.40.0000.04010.05
5.1.30.0100.05310.56
5.1.20.0030.04010.52
5.1.10.0030.04010.21
5.1.00.0030.03710.11
5.0.50.0030.0308.57
5.0.40.0030.0308.62
5.0.30.0000.0478.20
5.0.20.0000.0308.21
5.0.10.0100.0238.32
5.0.00.0030.0478.16
4.4.90.0070.0206.28
4.4.80.0000.0406.28
4.4.70.0070.0206.28
4.4.60.0000.0276.28
4.4.50.0030.0276.28
4.4.40.0000.0376.28
4.4.30.0030.0236.28
4.4.20.0030.0236.28
4.4.10.0000.0276.28
4.4.00.0000.0536.28
4.3.110.0000.0276.28
4.3.100.0030.0236.28
4.3.90.0000.0306.28
4.3.80.0000.0376.28
4.3.70.0000.0236.28
4.3.60.0000.0236.28
4.3.50.0030.0236.28
4.3.40.0030.0336.28
4.3.30.0000.0276.28
4.3.20.0000.0276.28
4.3.10.0030.0236.28
4.3.00.0000.0308.34

preferences:
38.8 ms | 401 KiB | 5 Q