<?php
define("EOL", "\n");
$max = 40;
$start = ord("a");
$limit = ord("y");
$arr = array();
$arr[0] = chr($start);
while($max--){
for($i = 0; $i <= (count($arr) - 1); $i++){
if(ord($arr[$i]) > $limit){
$arr[$i] = chr($start);
if(isset($arr[$i + 1])){
$arr[$i+1] = chr(ord($arr[$i+1]) + 1);
} else {
$arr[$i+1] = chr($start);
}
}
}
var_dump(array_reverse($arr));
echo "[", implode("][", array_reverse($arr)), "]", EOL;
$arr[0]++;
}
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(1) {
[0]=>
string(1) "a"
}
[a]
array(1) {
[0]=>
string(1) "b"
}
[b]
array(1) {
[0]=>
string(1) "c"
}
[c]
array(1) {
[0]=>
string(1) "d"
}
[d]
array(1) {
[0]=>
string(1) "e"
}
[e]
array(1) {
[0]=>
string(1) "f"
}
[f]
array(1) {
[0]=>
string(1) "g"
}
[g]
array(1) {
[0]=>
string(1) "h"
}
[h]
array(1) {
[0]=>
string(1) "i"
}
[i]
array(1) {
[0]=>
string(1) "j"
}
[j]
array(1) {
[0]=>
string(1) "k"
}
[k]
array(1) {
[0]=>
string(1) "l"
}
[l]
array(1) {
[0]=>
string(1) "m"
}
[m]
array(1) {
[0]=>
string(1) "n"
}
[n]
array(1) {
[0]=>
string(1) "o"
}
[o]
array(1) {
[0]=>
string(1) "p"
}
[p]
array(1) {
[0]=>
string(1) "q"
}
[q]
array(1) {
[0]=>
string(1) "r"
}
[r]
array(1) {
[0]=>
string(1) "s"
}
[s]
array(1) {
[0]=>
string(1) "t"
}
[t]
array(1) {
[0]=>
string(1) "u"
}
[u]
array(1) {
[0]=>
string(1) "v"
}
[v]
array(1) {
[0]=>
string(1) "w"
}
[w]
array(1) {
[0]=>
string(1) "x"
}
[x]
array(1) {
[0]=>
string(1) "y"
}
[y]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "a"
}
[a][a]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "b"
}
[a][b]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "c"
}
[a][c]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "d"
}
[a][d]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "e"
}
[a][e]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "f"
}
[a][f]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "g"
}
[a][g]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "h"
}
[a][h]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "i"
}
[a][i]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "j"
}
[a][j]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "k"
}
[a][k]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "l"
}
[a][l]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "m"
}
[a][m]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "n"
}
[a][n]
array(2) {
[0]=>
string(1) "a"
[1]=>
string(1) "o"
}
[a][o]
preferences:
210.8 ms | 412 KiB | 254 Q