3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (phpversion() != '7.0.0') { die; } for($i=0; $i<50; $i++) { $time = time(); $randomString1 = bin2hex(random_bytes(20)); $randomString2 = bin2hex(random_bytes(10)); echo md5($time.$randomString1.$randomString2) . "\n"; }

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)
7.4.00.0120.00615.08
7.3.120.0060.01314.83
7.3.110.0100.01014.70
7.3.100.0140.00014.96
7.3.90.0000.00814.88
7.3.80.0060.00614.82
7.3.70.0030.00814.83
7.3.60.0120.00414.81
7.3.50.0100.00714.81
7.3.40.0040.00714.82
7.3.30.0030.01214.92
7.3.20.0050.00516.48
7.3.10.0040.00716.65
7.3.00.0070.01016.71
7.2.250.0100.01015.00
7.2.240.0110.00814.65
7.2.230.0040.01415.07
7.2.220.0070.00315.14
7.2.210.0070.00315.15
7.2.200.0040.00814.86
7.2.190.0080.00615.05
7.2.180.0030.00714.90
7.2.170.0000.01514.72
7.2.00.0000.01219.14
7.1.330.0030.01015.57
7.1.320.0000.00815.76
7.1.310.0030.00915.75
7.1.300.0070.01015.64
7.1.290.0030.00615.75
7.1.280.0120.00315.77
7.1.270.0030.00615.41
7.1.260.0060.00615.58
7.1.100.0000.00818.03
7.1.70.0030.00616.86
7.1.60.0120.01219.52
7.1.50.0080.00816.99
7.1.00.0100.07022.51
7.0.200.0030.00716.70
7.0.80.0500.06719.84
7.0.70.0300.03719.84
7.0.60.0230.04719.94
7.0.50.0270.03720.35
7.0.40.0000.04320.04
7.0.30.0030.04320.11
7.0.20.0030.04020.02
7.0.10.0030.05320.14
7.0.00.0030.05720.10
5.6.280.0000.03321.09
5.6.230.0070.08720.59
5.6.220.0070.04320.46
5.6.210.0030.04020.48
5.6.200.0070.04721.17
5.6.190.0000.04721.08
5.6.180.0030.04020.95
5.6.170.0030.04321.03
5.6.160.0130.03020.97
5.6.150.0070.03721.01
5.6.140.0030.05020.93
5.6.130.0030.04321.02
5.6.120.0070.04021.02
5.6.110.0030.04721.04
5.6.100.0000.04321.07
5.6.90.0070.03721.03
5.6.80.0000.04720.41
5.6.70.0030.04020.31
5.6.60.0070.03720.47
5.6.50.0070.03720.46
5.6.40.0030.03720.29
5.6.30.0030.04020.30
5.6.20.0030.03720.29
5.6.10.0130.06320.35
5.6.00.0030.03320.39
5.5.370.0030.07320.33
5.5.360.0070.04720.35
5.5.350.0030.05020.44
5.5.340.0070.04320.83
5.5.330.0030.03720.91
5.5.320.0000.07720.92
5.5.310.0000.04320.92
5.5.300.0130.03320.92
5.5.290.0070.04720.73
5.5.280.0100.03720.72
5.5.270.0070.04020.82
5.5.260.0000.04320.78
5.5.250.0000.05320.54
5.5.240.0030.04020.25
5.5.230.0100.04720.11
5.5.220.0070.04020.16
5.5.210.0030.04320.30
5.5.200.0070.03720.22
5.5.190.0070.03720.24
5.5.180.0070.04720.13
5.5.160.0070.03320.17
5.5.150.0070.03720.12
5.5.140.0000.04320.26
5.5.130.0070.03720.12
5.5.120.0070.03720.20
5.5.110.0070.03720.25
5.5.100.0000.04020.10
5.5.90.0030.04020.09
5.5.80.0000.05020.12
5.5.70.0100.03320.05
5.5.60.0030.03720.15
5.5.50.0070.05720.09
5.5.40.0070.05319.95
5.5.30.0100.07720.09
5.5.20.0100.06319.95
5.5.10.0000.04720.04
5.5.00.0070.07719.91

preferences:
32.53 ms | 404 KiB | 6 Q