3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (phpversion() != '7.0.0') { die; } $ids = []; for($i=0; $i<100000; $i++) { $userid = bin2hex(random_bytes(64)); $time = time(); $randomString1 = bin2hex(random_bytes(54)); var_dump($time, $randomString1);die; $ids[] = hash('sha512', $time.$randomString1); } $a = array_count_values($ids); asort($a); var_dump( $a[key($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)
7.4.10.0090.00714.73
7.4.00.0050.00914.83
7.3.130.0070.01114.59
7.3.120.0060.00914.73
7.3.110.0070.00914.76
7.3.100.0060.00814.70
7.3.90.0040.00914.71
7.3.80.0060.00914.72
7.3.70.0040.01014.66
7.3.60.0060.00714.74
7.3.50.0050.00714.72
7.3.40.0060.00614.54
7.3.30.0090.00614.65
7.3.20.0060.00716.55
7.3.10.0070.00716.45
7.3.00.0100.00316.57
7.2.260.0120.00714.85
7.2.250.0080.01014.80
7.2.240.0050.01014.83
7.2.230.0070.00814.89
7.2.220.0030.01114.73
7.2.210.0070.00714.91
7.2.200.0050.00714.89
7.2.190.0050.00814.69
7.2.180.0080.00614.86
7.2.170.0070.00814.92
7.2.160.0040.01014.81
7.2.150.0040.00916.79
7.2.140.0070.00616.79
7.2.130.0040.00916.84
7.2.120.0060.00716.68
7.2.110.0060.00616.74
7.2.100.0050.01016.67
7.2.90.0070.00716.73
7.2.80.0070.00816.77
7.2.70.0040.01016.79
7.2.60.0070.00716.87
7.2.50.0090.00616.84
7.2.40.0040.00916.72
7.2.30.0050.00816.71
7.2.20.0070.00716.79
7.2.10.0060.00716.72
7.2.00.0060.00817.23
7.1.330.0070.00615.69
7.1.320.0060.00915.76
7.1.310.0070.00715.71
7.1.300.0070.00515.66
7.1.290.0050.00815.54
7.1.280.0040.01015.55
7.1.270.0060.00815.55
7.1.260.0050.00815.59
7.1.250.0030.00915.69
7.1.240.0060.00815.59
7.1.230.0060.00715.66
7.1.220.0040.00815.68
7.1.210.0030.00615.77
7.1.200.0070.00815.56
7.1.190.0050.00815.73
7.1.180.0030.00815.67
7.1.170.0050.00715.60
7.1.160.0050.00715.55
7.1.150.0050.00615.65
7.1.140.0040.01015.67
7.1.130.0030.00815.67
7.1.120.0060.00815.59
7.1.110.0050.00815.71
7.1.100.0030.00816.21
7.1.90.0040.00915.44
7.1.80.0070.00815.55
7.1.70.0060.00716.00
7.1.60.0050.01016.60
7.1.50.0050.00515.96
7.1.40.0010.00915.61
7.1.30.0050.00715.71
7.1.20.0030.01215.69
7.1.10.0050.00815.55
7.1.00.0070.02717.36
7.0.330.0030.00915.05
7.0.320.0060.00615.29
7.0.310.0080.00215.36
7.0.300.0030.00915.27
7.0.290.0070.00515.31
7.0.280.0050.00915.14
7.0.270.0060.00415.13
7.0.260.0070.00715.15
7.0.250.0050.00815.34
7.0.240.0010.01115.24
7.0.230.0070.00715.28
7.0.220.0050.00915.29
7.0.210.0070.00815.42
7.0.200.0070.00515.58
7.0.190.0060.00615.34
7.0.180.0000.00915.25
7.0.170.0100.00115.28
7.0.160.0050.00815.39
7.0.150.0070.00815.23
7.0.140.0060.00715.37
7.0.130.0060.00515.36
7.0.120.0040.00715.33
7.0.110.0050.00915.34
7.0.100.0030.00815.28
7.0.90.0060.01115.30
7.0.80.0180.01816.61
7.0.70.0190.01616.49
7.0.60.0180.01916.37
7.0.50.0170.02516.63
7.0.40.0070.02415.00
7.0.30.0070.01615.07
7.0.20.0080.02315.00
7.0.10.0020.02814.97
7.0.00.0100.02315.03
5.6.400.0060.00714.20
5.6.390.0040.00914.54
5.6.380.0080.00214.23
5.6.370.0060.00714.34
5.6.360.0050.00714.24
5.6.350.0080.00613.97
5.6.340.0090.00614.08
5.6.330.0070.00514.24
5.6.320.0050.00814.29
5.6.310.0040.00914.17
5.6.300.0040.01214.21
5.6.290.0060.00714.19
5.6.280.0040.01415.98
5.6.270.0080.00614.31
5.6.260.0030.01014.33
5.6.250.0090.00614.12
5.6.240.0020.01214.25
5.6.230.0040.02315.94
5.6.220.0070.02415.81
5.6.210.0050.01615.88
5.6.200.0060.02415.99
5.6.190.0070.02716.03
5.6.180.0080.01615.90
5.6.170.0070.02515.92
5.6.160.0090.02215.99
5.6.150.0090.02015.91
5.6.140.0030.02715.94
5.6.130.0090.01515.97
5.6.120.0070.02315.92
5.6.110.0050.02615.88
5.6.100.0020.02216.03
5.6.90.0060.01615.89
5.6.80.0080.02415.78
5.6.70.0060.02315.83
5.6.60.0060.01315.79
5.6.50.0050.01515.71
5.6.40.0070.01315.73
5.6.30.0030.02615.87
5.6.20.0090.01715.74
5.6.10.0060.01615.71
5.6.00.0050.02415.84
5.5.380.0070.00614.21
5.5.370.0060.01515.66
5.5.360.0050.02115.58
5.5.350.0030.02915.63
5.5.340.0060.02015.79
5.5.330.0080.01715.81
5.5.320.0060.02515.81
5.5.310.0050.01915.97
5.5.300.0060.02015.83
5.5.290.0070.01515.76
5.5.280.0080.02515.84
5.5.270.0020.01915.62
5.5.260.0040.01615.82
5.5.250.0080.01515.79
5.5.240.0050.01815.69
5.5.230.0080.01415.56
5.5.220.0070.01415.67
5.5.210.0020.01915.56
5.5.200.0030.01915.57
5.5.190.0050.01915.55
5.5.180.0070.01615.50
5.5.170.0060.00513.90
5.5.160.0060.01315.57
5.5.150.0030.01815.57
5.5.140.0040.01615.58
5.5.130.0050.02115.60
5.5.120.0060.01515.62
5.5.110.0050.01315.62
5.5.100.0060.02515.45
5.5.90.0020.02415.65
5.5.80.0060.01515.59
5.5.70.0040.01515.55
5.5.60.0050.01815.54
5.5.50.0070.01615.54
5.5.40.0050.02215.42
5.5.30.0060.01615.65
5.5.20.0060.01815.60
5.5.10.0070.01815.46
5.5.00.0040.01515.63

preferences:
37.15 ms | 401 KiB | 5 Q