3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'foo' => 'bar', ); $timestamp = microtime(true); for ($i=1;$i<10000;$i++) { if (array_keys($array)) {} } $timestamp1 = microtime(true)-$timestamp; var_dump($timestamp1); for ($i=1;$i<10000;$i++) { if (!empty($array)) {} } $timestamp2 = microtime(true)-$timestamp1; var_dump($timestamp2); for ($i=1;$i<10000;$i++) { if ($array) {} } $timestamp3 = microtime(true)-$timestamp2; var_dump($timestamp3);

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)
7.4.00.0130.00715.04
7.3.120.0110.01114.73
7.3.110.0120.00914.63
7.3.100.0120.00614.50
7.3.90.0070.01014.79
7.3.80.0060.00915.14
7.3.70.0040.00814.81
7.3.60.0100.00614.82
7.3.50.0040.00714.67
7.3.40.0060.00314.95
7.3.30.0040.01514.52
7.3.20.0110.00316.60
7.3.10.0060.01616.66
7.3.00.0040.01216.77
7.2.250.0030.02015.21
7.2.240.0100.00615.10
7.2.230.0000.01714.68
7.2.220.0100.01015.07
7.2.210.0100.00315.30
7.2.200.0040.01414.98
7.2.190.0030.00715.12
7.2.180.0000.01515.00
7.2.170.0060.01015.05
7.2.00.0030.01419.20
7.1.330.0070.01115.84
7.1.320.0030.01315.68
7.1.310.0000.01615.90
7.1.300.0030.01215.51
7.1.290.0040.01415.79
7.1.280.0070.01015.84
7.1.270.0030.01315.65
7.1.260.0040.01915.76
7.1.70.0000.00817.22
7.1.60.0100.01619.24
7.1.50.0230.01634.72
7.1.00.0070.08722.45
7.0.200.0140.00716.90
7.0.140.0030.07322.00
7.0.100.0370.04319.96
7.0.90.0170.03719.93
7.0.80.0170.04019.96
7.0.70.0170.08020.02
7.0.60.0200.06019.96
7.0.50.0300.06320.32
7.0.40.0100.03720.11
7.0.30.0000.04720.10
7.0.20.0070.04020.19
7.0.10.0070.04020.17
7.0.00.0070.04720.18
5.6.280.0070.07020.99
5.6.250.0070.07020.57
5.6.240.0070.04320.71
5.6.230.0070.05320.57
5.6.220.0030.04020.70
5.6.210.0130.05720.66
5.6.200.0070.04021.18
5.6.190.0030.04721.08
5.6.180.0030.04020.98
5.6.170.0070.04021.03
5.6.160.0030.04320.95
5.6.150.0030.04321.05
5.6.140.0000.04721.11
5.6.130.0000.05021.11
5.6.120.0100.08321.06
5.6.110.0100.07721.07
5.6.100.0100.07720.94
5.6.90.0030.09021.00
5.6.80.0130.06020.43
5.6.70.0130.08020.51
5.6.60.0070.07720.31
5.6.50.0100.08020.35
5.6.40.0200.07320.43
5.6.30.0100.08020.44
5.6.20.0100.08720.46
5.6.10.0100.05320.36
5.6.00.0030.08020.38
5.5.380.0000.04720.38
5.5.370.0130.06320.55
5.5.360.0000.08720.54
5.5.350.0100.04020.48
5.5.340.0030.06020.83
5.5.330.0030.04720.85
5.5.320.0030.04720.77
5.5.310.0000.06320.87
5.5.300.0070.04320.78
5.5.290.0030.05320.64
5.5.280.0070.06320.78
5.5.270.0170.08320.91
5.5.260.0070.08320.82
5.5.250.0130.08720.71
5.5.240.0170.08320.32
5.5.230.0070.09020.27
5.5.220.0070.08320.29
5.5.210.0070.05720.20
5.5.200.0200.08020.25
5.5.190.0170.07719.99
5.5.180.0070.08720.23
5.5.160.0100.08020.22
5.5.150.0100.08320.07
5.5.140.0130.07720.13
5.5.130.0070.08320.17
5.5.120.0170.07320.14
5.5.110.0130.07720.23
5.5.100.0000.08719.95
5.5.90.0030.08320.13
5.5.80.0000.07020.01
5.5.70.0130.04320.15
5.5.60.0100.07020.00
5.5.50.0100.07320.02
5.5.40.0070.08720.02
5.5.30.0100.05020.14
5.5.20.0130.07720.10
5.5.10.0030.07020.05
5.5.00.0100.07720.11
5.4.450.0130.05319.37
5.4.440.0000.07019.38
5.4.430.0100.08319.36
5.4.420.0070.07719.22
5.4.410.0030.08319.33
5.4.400.0070.08318.95
5.4.390.0070.08319.05
5.4.380.0070.07319.03
5.4.370.0100.08319.06
5.4.360.0070.05719.10
5.4.350.0070.07719.03
5.4.340.0130.07718.98
5.4.320.0100.07719.09
5.4.310.0130.07718.79
5.4.300.0100.07318.89
5.4.290.0070.08319.14
5.4.280.0030.09018.96
5.4.270.0030.07318.93
5.4.260.0170.07018.98
5.4.250.0070.07718.94
5.4.240.0030.07319.09
5.4.230.0100.07718.78
5.4.220.0100.07319.11
5.4.210.0030.06018.98
5.4.200.0130.06019.11
5.4.190.0070.08318.75
5.4.180.0100.07319.11
5.4.170.0100.05318.91
5.4.160.0000.07319.05
5.4.150.0030.07719.01
5.4.140.0030.07716.32
5.4.130.0130.05016.26
5.4.120.0030.06316.37
5.4.110.0070.07716.21
5.4.100.0030.08016.45
5.4.90.0170.07016.36
5.4.80.0130.06016.25
5.4.70.0170.05716.39
5.4.60.0130.07316.34
5.4.50.0100.07316.31
5.4.40.0170.05716.32
5.4.30.0130.07016.19
5.4.20.0070.07716.33
5.4.10.0030.06016.21
5.4.00.0030.06715.79
5.3.290.0130.07014.64
5.3.280.0130.07714.45
5.3.270.0000.08714.58
5.3.260.0030.08314.46
5.3.250.0000.08314.59
5.3.240.0100.06714.58
5.3.230.0170.07714.59
5.3.220.0030.08714.57
5.3.210.0030.08014.56
5.3.200.0070.08314.54
5.3.190.0070.08014.48
5.3.180.0070.07714.54
5.3.170.0130.08014.57
5.3.160.0130.07014.55
5.3.150.0100.07714.55
5.3.140.0100.08014.41
5.3.130.0070.08314.55
5.3.120.0100.07714.37
5.3.110.0100.08314.55
5.3.100.0070.08014.03
5.3.90.0070.06313.86
5.3.80.0070.08314.00
5.3.70.0130.07013.97
5.3.60.0070.08313.86
5.3.50.0130.07013.88
5.3.40.0130.07313.82
5.3.30.0100.08013.90
5.3.20.0130.07313.65
5.3.10.0070.07713.63
5.3.00.0130.07013.66
5.2.170.0100.07012.15
5.2.160.0030.05012.15
5.2.150.0100.06712.15
5.2.140.0070.06712.15
5.2.130.0100.06312.15
5.2.120.0100.06312.15
5.2.110.0070.06312.15
5.2.100.0100.05012.15
5.2.90.0100.06312.15
5.2.80.0030.05012.15
5.2.70.0030.07012.15
5.2.60.0030.06712.15
5.2.50.0030.07012.15
5.2.40.0030.04712.15
5.2.30.0100.04012.15
5.2.20.0130.05712.15
5.2.10.0030.05012.15
5.2.00.0070.05712.15
5.1.60.0070.05712.15
5.1.50.0170.05012.15
5.1.40.0030.06312.15
5.1.30.0030.06712.15
5.1.20.0100.05012.15
5.1.10.0000.06312.15
5.1.00.0070.06312.15
5.0.50.0070.05712.15
5.0.40.0000.06012.15
5.0.30.0000.07712.15
5.0.20.0070.05312.15
5.0.10.0000.05012.15
5.0.00.0070.07012.15
4.4.90.0030.04312.15
4.4.80.0030.04012.15
4.4.70.0000.04312.15
4.4.60.0030.03012.15
4.4.50.0030.04312.15
4.4.40.0070.06312.15
4.4.30.0030.05012.15
4.4.20.0030.04312.15
4.4.10.0070.04312.15
4.4.00.0030.06312.15
4.3.110.0100.04012.15
4.3.100.0070.04012.15
4.3.90.0000.04712.15
4.3.80.0070.05312.15
4.3.70.0030.04312.15
4.3.60.0070.03012.15
4.3.50.0030.04312.15
4.3.40.0030.05312.15
4.3.30.0030.04312.15
4.3.20.0000.05312.15
4.3.10.0000.04712.15
4.3.00.0030.04712.15

preferences:
34.87 ms | 401 KiB | 5 Q