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( phpversion(), $time, $randomString1, $randomString2 ); // md5(time() . browser-details-string . "some-salt-string")

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)
7.4.00.0070.01114.84
7.3.120.0090.00914.46
7.3.110.0070.01014.53
7.3.100.0070.00714.57
7.3.90.0030.01414.71
7.3.80.0060.00614.45
7.3.70.0030.00714.54
7.3.60.0060.00914.58
7.3.50.0030.00614.33
7.3.40.0000.01614.63
7.3.30.0100.00014.70
7.3.20.0070.00716.35
7.3.10.0030.00916.37
7.3.00.0080.00716.31
7.2.250.0030.01215.09
7.2.240.0060.01315.14
7.2.230.0060.00615.13
7.2.220.0100.01015.15
7.2.210.0030.01215.05
7.2.200.0000.00914.82
7.2.190.0090.00614.74
7.2.180.0040.00714.80
7.2.170.0070.00314.95
7.2.130.0080.00816.49
7.2.120.0110.00516.54
7.2.110.0080.00416.49
7.2.100.0040.01016.64
7.2.90.0110.00816.63
7.2.80.0050.01216.62
7.2.70.0060.00916.90
7.2.60.0110.00716.55
7.2.50.0070.01016.50
7.2.40.0100.00616.69
7.2.30.0090.00916.48
7.2.20.0080.00616.67
7.2.10.0000.01216.37
7.2.00.0100.00317.56
7.1.330.0040.01215.83
7.1.320.0000.01115.67
7.1.310.0090.00615.57
7.1.300.0110.00315.27
7.1.290.0130.00315.63
7.1.280.0060.01015.64
7.1.270.0070.01015.77
7.1.260.0070.00415.44
7.1.250.0060.00615.52
7.1.100.0040.00717.71
7.1.70.0080.00316.78
7.1.60.0060.01819.52
7.1.50.0040.01116.53
7.1.00.0070.07322.33
7.0.200.0070.00316.67
7.0.90.0070.08719.94
7.0.80.0070.08319.87
7.0.70.0170.07019.95
7.0.60.0130.07720.02
7.0.50.0100.06720.39
7.0.40.0100.04720.09
7.0.30.0130.08020.19
7.0.20.0070.08020.16
7.0.10.0070.09020.13
7.0.00.0100.08020.07
5.6.280.0030.03020.89
5.6.240.0170.06020.59
5.6.230.0030.06020.59
5.6.220.0170.06320.64
5.6.210.0030.05320.74
5.6.200.0070.08021.14
5.6.190.0100.07021.04
5.6.180.0230.06321.00
5.6.170.0100.03721.13
5.6.160.0130.07721.10
5.6.150.0070.08021.02
5.6.140.0000.08720.95
5.6.130.0030.05320.93
5.6.120.0070.07721.08
5.6.110.0070.06720.99
5.6.100.0100.07720.91
5.6.90.0100.07320.92
5.6.80.0070.08020.39
5.6.70.0100.07020.39
5.6.60.0030.07720.45
5.6.50.0170.06020.46
5.6.40.0000.04320.39
5.6.30.0000.04720.29
5.6.20.0030.08320.30
5.6.10.0130.08020.38
5.6.00.0170.05320.44
5.5.380.0000.09020.45
5.5.370.0030.06020.41
5.5.360.0000.05320.34
5.5.350.0030.08720.38
5.5.340.0070.08020.91
5.5.330.0100.07720.92
5.5.320.0100.08320.73
5.5.310.0070.08020.90
5.5.300.0200.05720.91
5.5.290.0030.05020.75
5.5.280.0130.06020.79
5.5.270.0070.08020.79
5.5.260.0070.08320.78
5.5.250.0070.08320.70
5.5.240.0030.06020.14
5.5.230.0170.07320.29
5.5.220.0070.07020.13
5.5.210.0070.06320.30
5.5.200.0130.03720.27
5.5.190.0030.05020.25
5.5.180.0030.04320.14
5.5.160.0030.05320.07
5.5.150.0000.07720.14
5.5.140.0070.07720.24
5.5.130.0070.07720.24
5.5.120.0070.05020.23
5.5.110.0070.08320.16
5.5.100.0100.05320.07
5.5.90.0100.06020.06
5.5.80.0000.05020.16
5.5.70.0070.07720.08
5.5.60.0070.07720.05
5.5.50.0100.07320.14
5.5.40.0070.05320.05
5.5.30.0070.07720.02
5.5.20.0030.06020.03
5.5.10.0030.04019.96
5.5.00.0000.06319.96

preferences:
33.82 ms | 400 KiB | 5 Q