3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (phpversion() != '7.0.0') { die; } $ids = []; for($i=0; $i<500; $i++) { $time = time(); $randomString1 = bin2hex(random_bytes(20)); $randomString2 = bin2hex(random_bytes(10)); $ids[] = md5($time.$randomString1.$randomString2); } $a = array_count_values($ids); asort($a); var_dump( $a );

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)
7.4.00.0080.00815.09
7.3.120.0130.00314.75
7.3.110.0060.01214.60
7.3.100.0000.01514.66
7.3.90.0030.01014.83
7.3.80.0030.01314.71
7.3.70.0030.00914.50
7.3.60.0030.01314.89
7.3.50.0030.01314.97
7.3.40.0070.00714.79
7.3.30.0090.00314.81
7.3.20.0040.01116.40
7.3.10.0000.00916.59
7.3.00.0000.01016.63
7.2.250.0040.01415.08
7.2.240.0090.00914.71
7.2.230.0030.01315.12
7.2.220.0080.00415.20
7.2.210.0090.00614.82
7.2.200.0070.00415.14
7.2.190.0060.00614.92
7.2.180.0060.00314.93
7.2.170.0100.00615.05
7.2.60.0050.00816.65
7.2.00.0000.01719.52
7.1.330.0030.01015.82
7.1.320.0030.00915.60
7.1.310.0000.01115.80
7.1.300.0060.00915.71
7.1.290.0090.00315.88
7.1.280.0090.00315.70
7.1.270.0060.00615.72
7.1.260.0040.01115.64
7.1.200.0080.00415.63
7.1.70.0050.00316.80
7.1.60.0040.00717.09
7.1.50.0150.00716.84
7.1.00.0000.08022.43
7.0.200.0030.00316.75
7.0.100.0070.07021.80
7.0.90.0100.07021.72
7.0.80.0100.06021.80
7.0.70.0070.07721.79
7.0.60.0030.07721.86
7.0.50.0030.08722.14
7.0.40.0070.04020.18
7.0.30.0130.07320.03
7.0.20.0070.08020.15
7.0.10.0100.07020.10
7.0.00.0100.08020.17
5.6.280.0000.03321.09
5.6.250.0070.08020.50
5.6.240.0070.04720.75
5.6.230.0070.07320.67
5.6.220.0030.09320.55
5.6.210.0100.04020.56
5.6.200.0100.03721.01
5.6.190.0030.07720.94
5.6.180.0000.07321.05
5.6.170.0070.08721.09
5.6.160.0030.08021.11
5.6.150.0070.06320.99
5.6.140.0100.08021.00
5.6.130.0070.04721.00
5.6.120.0070.07321.07
5.6.110.0070.08320.95
5.6.100.0070.07021.08
5.6.90.0130.07721.14
5.6.80.0130.07020.31
5.6.70.0000.06320.45
5.6.60.0100.07020.42
5.6.50.0030.07720.44
5.6.40.0030.08020.47
5.6.30.0100.06020.38
5.6.20.0030.08020.52
5.6.10.0070.06020.37
5.6.00.0100.06720.43
5.5.380.0100.07020.37
5.5.370.0100.07720.37
5.5.360.0100.06720.34
5.5.350.0030.08320.38
5.5.340.0030.07720.86
5.5.330.0070.06720.94
5.5.320.0000.08320.82
5.5.310.0000.08020.88
5.5.300.0100.06020.86
5.5.290.0030.08020.75
5.5.280.0130.08020.71
5.5.270.0030.08320.86
5.5.260.0030.08720.81
5.5.250.0030.07320.59
5.5.240.0070.06720.30
5.5.230.0000.04320.24
5.5.220.0130.06320.24
5.5.210.0000.07320.16
5.5.200.0100.07320.21
5.5.190.0100.06720.23
5.5.180.0000.05720.17
5.5.160.0070.07320.15
5.5.150.0070.06720.12
5.5.140.0070.07020.20
5.5.130.0030.07720.14
5.5.120.0000.08020.22
5.5.110.0030.08020.16
5.5.100.0030.08020.13
5.5.90.0070.07320.16
5.5.80.0030.07320.05
5.5.70.0030.08019.93
5.5.60.0170.06020.09
5.5.50.0030.07720.06
5.5.40.0030.05320.11
5.5.30.0100.05320.12
5.5.20.0070.07320.04
5.5.10.0070.07720.11
5.5.00.0070.03720.11

preferences:
35.53 ms | 401 KiB | 5 Q