Created
March 1, 2017 14:48
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<?php | |
function generateRandomID($length = 10) { | |
$limit_one = rand(); | |
$limit_two = rand(); | |
$randomID = substr(uniqid(sha1(crypt(md5(rand(min($limit_one, $limit_two), max($limit_one, $limit_two)))))), 2, $length); | |
return $randomID; | |
} | |
function gen_uid($l=10){ | |
return substr(str_shuffle("0123456789abcdefghijklmnopqrstuvwxyz"), 0, $l); | |
} | |
for($i = 0; $i < 100; $i++){ | |
$length = strlen($i); | |
echo generateRandomID($length); | |
echo "<br>"; | |
echo gen_uid($length); | |
echo "<hr>"; | |
} | |
/* | |
result: | |
generateRandomID: b | |
gen_uid: f | |
generateRandomID: 7 | |
gen_uid: o | |
generateRandomID: c | |
gen_uid: i | |
generateRandomID: 8 | |
gen_uid: o | |
generateRandomID: 9 | |
gen_uid: 9 | |
generateRandomID: 5 | |
gen_uid: 5 | |
generateRandomID: 5 | |
gen_uid: q | |
generateRandomID: c | |
gen_uid: 2 | |
generateRandomID: a | |
gen_uid: u | |
generateRandomID: 5 | |
gen_uid: l | |
generateRandomID: 50 | |
gen_uid: b3 | |
generateRandomID: d3 | |
gen_uid: 2w | |
generateRandomID: 3f | |
gen_uid: vp | |
generateRandomID: dc | |
gen_uid: ec | |
generateRandomID: 57 | |
gen_uid: aw | |
generateRandomID: 51 | |
gen_uid: 63 | |
generateRandomID: e7 | |
gen_uid: 2z | |
generateRandomID: d5 | |
gen_uid: qz | |
generateRandomID: 33 | |
gen_uid: 4c | |
generateRandomID: 70 | |
gen_uid: 0z | |
generateRandomID: 98 | |
gen_uid: sp | |
generateRandomID: 31 | |
gen_uid: mn | |
generateRandomID: d5 | |
gen_uid: uh | |
generateRandomID: 2e | |
gen_uid: s7 | |
generateRandomID: 72 | |
gen_uid: qa | |
generateRandomID: 41 | |
gen_uid: 3m | |
generateRandomID: eb | |
gen_uid: 31 | |
generateRandomID: 6a | |
gen_uid: 2z | |
generateRandomID: ff | |
gen_uid: i3 | |
generateRandomID: 51 | |
gen_uid: p4 | |
generateRandomID: 0d | |
gen_uid: fi | |
generateRandomID: 0e | |
gen_uid: 4p | |
generateRandomID: cd | |
gen_uid: g1 | |
generateRandomID: 14 | |
gen_uid: 0e | |
generateRandomID: 29 | |
gen_uid: 8v | |
generateRandomID: 82 | |
gen_uid: xr | |
generateRandomID: de | |
gen_uid: ft | |
generateRandomID: 90 | |
gen_uid: xc | |
generateRandomID: 0b | |
gen_uid: pt | |
generateRandomID: d4 | |
gen_uid: 2b | |
*/ |
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