3v4l.org

run code in 300+ PHP versions simultaneously
<?php $chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $keys = []; $vals = []; for ($i = 0; $i < 120; $i++) { $keys[] = '%s'; $vals[] = substr(str_shuffle($chars), 0, mt_rand(7, 16)); } $t = microtime(true); $s = vsprintf(implode(', ', $keys), $vals); echo microtime(true) - $t; echo "\n"; $t = microtime(true); $s = ''; for ($i = 0, $c = count($vals); $i < $c; $i+=4) { $s .= sprintf('%s, %s, %s, %s, ', $vals[$i], $vals[$i + 1], $vals[$i + 2], $vals[$i + 3]); } echo microtime(true) - $t; echo "\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)
7.4.10.0090.00615.20
7.4.00.0060.01215.09
7.3.130.0030.01314.98
7.3.120.0070.01315.06
7.3.110.0000.02114.85
7.3.100.0030.01014.84
7.3.90.0000.00915.05
7.3.80.0030.00915.09
7.3.70.0070.00715.09
7.3.60.0060.00315.02
7.3.50.0000.00914.83
7.3.40.0100.00714.73
7.3.30.0110.00415.09
7.3.20.0030.01416.61
7.3.10.0040.01116.73
7.3.00.0060.00716.56
7.2.260.0070.01315.05
7.2.250.0070.01114.82
7.2.240.0060.00915.27
7.2.230.0030.01015.35
7.2.220.0000.01815.37
7.2.210.0060.00915.13
7.2.200.0100.00315.04
7.2.190.0070.00715.27
7.2.180.0040.00715.27
7.2.170.0100.00714.98
7.2.160.0030.01315.27
7.2.150.0090.00616.92
7.2.140.0000.01516.84
7.2.130.0040.00916.79
7.2.120.0020.01116.94
7.2.110.0040.01117.05
7.2.100.0050.01216.88
7.2.90.0110.00517.03
7.2.80.0040.00816.87
7.2.70.0050.01117.06
7.2.60.0070.00717.03
7.2.50.0070.00916.95
7.2.40.0020.01217.11
7.2.30.0060.00817.15
7.2.20.0020.01116.88
7.2.10.0040.01116.79
7.2.00.0080.00817.89
7.1.330.0100.00715.67
7.1.320.0060.00315.90
7.1.310.0030.00915.76
7.1.300.0110.00015.99
7.1.290.0090.00615.92
7.1.280.0040.00815.67
7.1.270.0070.00715.79
7.1.260.0030.01315.62
7.1.250.0050.00715.60
7.1.240.0150.00015.75
7.1.230.0130.00015.84
7.1.220.0030.01216.00
7.1.210.0060.01015.83
7.1.200.0100.00015.86
7.1.190.0030.01415.82
7.1.180.0070.00715.79
7.1.170.0040.01115.89
7.1.160.0030.00615.97
7.1.150.0060.00615.58
7.1.140.0030.00915.76
7.1.130.0030.01215.82
7.1.120.0040.01117.11
7.1.110.0080.00816.94
7.1.100.0050.00916.93
7.1.90.0080.00616.78
7.1.80.0050.01016.98
7.1.70.0030.01116.58
7.1.60.0110.01425.35
7.1.50.0130.00625.29
7.1.40.0130.01025.24
7.1.30.0110.01125.11
7.1.20.0090.01025.26
7.1.10.0060.01016.11
7.1.00.0050.00816.26
7.0.330.0060.00615.40
7.0.320.0070.00715.55
7.0.310.0060.00615.41
7.0.300.0040.00715.48
7.0.290.0100.00715.45
7.0.280.0030.01015.33
7.0.270.0040.01415.28
7.0.260.0040.01115.54
7.0.250.0030.01415.33
7.0.240.0080.00615.61
7.0.230.0040.01115.50
7.0.220.0060.00915.22
7.0.210.0040.01215.47
7.0.200.0120.00315.39
7.0.190.0030.00715.63
7.0.180.0040.01115.18
7.0.170.0030.01015.59
7.0.160.0030.00715.54
7.0.150.0060.00615.46
7.0.140.0030.00615.60
7.0.130.0090.00615.54
7.0.120.0110.00315.60
7.0.110.0040.01115.24
7.0.100.0070.00715.36
7.0.90.0060.00615.52
7.0.80.0000.01015.58
7.0.70.0090.00615.40
7.0.60.0070.01015.64
7.0.50.0070.00715.26
7.0.40.0090.00313.49
7.0.30.0070.00713.48
7.0.20.0000.01013.37
7.0.10.0120.00313.53
7.0.00.0000.01013.59
5.6.400.0000.01414.12
5.6.390.0030.00614.46
5.6.380.0030.01014.42
5.6.370.0090.00614.44
5.6.360.0030.01014.77
5.6.350.0060.00914.61
5.6.340.0070.00714.59
5.6.330.0030.01014.48
5.6.320.0060.00614.46
5.6.310.0060.00614.27
5.6.300.0100.00614.43
5.6.290.0060.00914.44
5.6.280.0090.00614.83
5.6.270.0030.01314.43
5.6.260.0150.00014.78
5.6.250.0080.00614.69
5.6.240.0070.00714.43
5.6.230.0100.00314.54
5.6.220.0030.01314.57
5.6.210.0070.00714.34
5.6.200.0000.01114.47
5.6.190.0030.00614.63
5.6.180.0040.01114.37
5.6.170.0040.01114.21
5.6.160.0030.01014.44
5.6.150.0040.00814.32
5.6.140.0000.01614.65
5.6.130.0070.00714.34
5.6.120.0070.00714.53
5.6.110.0120.00314.32
5.6.100.0070.00714.49
5.6.90.0030.01214.42
5.6.80.0030.01014.45
5.6.70.0030.01014.51
5.6.60.0030.01014.36
5.6.50.0040.01114.54
5.6.40.0000.01014.38
5.6.30.0040.01014.28
5.6.20.0040.00714.39
5.6.10.0080.00414.19
5.6.00.0110.00414.40

preferences:
32.19 ms | 403 KiB | 5 Q