Initial revision
[squirrelmail.git] / functions / strings.php3
1 <?
2 //*************************************************************************
3 // Count the number of occurances of $needle are in $haystack.
4 //*************************************************************************
5 function countCharInString($haystack, $needle) {
6 $len = strlen($haystack);
7 for ($i = 0; $i < $len; $i++) {
8 if ($haystack[$i] == $needle)
9 $count++;
10 }
11 return $count;
12 }
13
14 //*************************************************************************
15 // Read from the back of $haystack until $needle is found, or the begining
16 // of the $haystack is reached.
17 //*************************************************************************
18 function readShortMailboxName($haystack, $needle) {
19 $len = strlen($haystack);
20 for ($i = $len - 1; ($i >= 0) && (!$found);$i--) {
21 $char = $haystack[$i];
22 if ($char == $needle)
23 $found = 1;
24 else
25 $data .= $char;
26 }
27 return strrev($data);
28 }
29
30 ?>