3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (phpversion() != '7.0.0') { die; } $time = time(); $randomString1 = bin2hex(random_bytes(20)); $randomString2 = bin2hex(random_bytes(10)); var_dump( $time, $randomString1, $randomString2, md5($time.$randomString1.$randomString2) );

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)
7.4.00.0070.01014.82
7.3.120.0030.01314.56
7.3.110.0100.00714.53
7.3.100.0070.00714.83
7.3.90.0090.00614.75
7.3.80.0040.00714.80
7.3.70.0060.00614.78
7.3.60.0000.01414.84
7.3.50.0130.00014.78
7.3.40.0070.00714.80
7.3.30.0060.00914.73
7.3.20.0090.00616.77
7.3.10.0090.00616.77
7.3.00.0000.00916.57
7.2.250.0040.01515.18
7.2.240.0070.01314.85
7.2.230.0070.01115.02
7.2.220.0060.00315.08
7.2.210.0070.00715.07
7.2.200.0090.00314.81
7.2.190.0060.00914.78
7.2.180.0040.00714.81
7.2.170.0000.00915.09
7.2.60.0040.01116.96
7.2.00.0040.01118.90
7.1.330.0060.00615.76
7.1.320.0070.00715.42
7.1.310.0060.00915.41
7.1.300.0000.01015.59
7.1.290.0070.01015.51
7.1.280.0040.00815.66
7.1.270.0080.00815.50
7.1.260.0060.00915.73
7.1.200.0060.00615.87
7.1.100.0000.00917.93
7.1.70.0040.00416.96
7.1.60.0060.01619.52
7.1.50.0090.00516.82
7.1.00.0070.07322.30
7.0.200.0000.00916.77
7.0.90.0100.07021.76
7.0.80.0000.05021.69
7.0.70.0070.05321.63
7.0.60.0070.07321.75
7.0.50.0070.07722.06
7.0.40.0000.08720.10
7.0.30.0030.08720.18
7.0.20.0030.08319.98
7.0.10.0070.07720.04
7.0.00.0070.05019.94
5.6.280.0030.03020.81
5.6.240.0030.07320.49
5.6.230.0030.08320.57
5.6.220.0000.08320.59
5.6.210.0070.08020.58
5.6.200.0070.04721.17
5.6.190.0030.04721.16
5.6.180.0030.08721.10
5.6.170.0000.08321.05
5.6.160.0070.05321.04
5.6.150.0070.06321.10
5.6.140.0030.07321.16
5.6.130.0070.06021.08
5.6.120.0030.04720.95
5.6.110.0170.06720.94
5.6.100.0030.08321.12
5.6.90.0070.07321.03
5.6.80.0070.03720.41
5.6.70.0070.04320.31
5.6.60.0030.08020.39
5.6.50.0000.08020.31
5.6.40.0000.08020.45
5.6.30.0170.06320.33
5.6.20.0200.06020.37
5.6.10.0100.07320.36
5.6.00.0000.05320.38
5.5.380.0100.07320.35
5.5.370.0030.04720.39
5.5.360.0100.05020.33
5.5.350.0030.08320.40
5.5.340.0000.08020.90
5.5.330.0030.05020.82
5.5.320.0070.07720.91
5.5.310.0200.06320.88
5.5.300.0030.07020.72
5.5.290.0100.07320.74
5.5.280.0000.07020.85
5.5.270.0070.08020.72
5.5.260.0000.05020.76
5.5.250.0070.07720.45
5.5.240.0100.07020.11
5.5.230.0070.08020.27
5.5.220.0100.05020.24
5.5.210.0100.07020.25
5.5.200.0000.07320.18
5.5.190.0070.08720.17
5.5.180.0000.08020.21
5.5.160.0070.07320.14
5.5.150.0030.08320.11
5.5.140.0070.07320.24
5.5.130.0100.07020.24
5.5.120.0030.07720.18
5.5.110.0000.07720.07
5.5.100.0130.07020.01
5.5.90.0070.07020.00
5.5.80.0070.04320.09
5.5.70.0070.07320.14
5.5.60.0100.07720.05
5.5.50.0100.07020.05
5.5.40.0000.08020.14
5.5.30.0100.06720.02
5.5.20.0100.06719.95
5.5.10.0000.08020.04
5.5.00.0100.04020.03

preferences:
41.94 ms | 400 KiB | 5 Q