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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 | |
8467bf00 |
30 | // Wraps text at $wrap characters |
31 | function wordWrap($passed, $wrap) { |
32 | $words = explode(" ", trim($passed)); |
33 | $i = 0; |
34 | $line_len = strlen($words[$i])+1; |
35 | $line = ""; |
36 | while ($i < count($words)) { |
37 | while ($line_len < $wrap) { |
38 | $line = "$line$words[$i] "; |
39 | $i++; |
40 | $line_len = $line_len + strlen($words[$i])+1; |
e550d551 |
41 | } |
8467bf00 |
42 | if ($i < count($words)) // don't <BR> the last line |
43 | $line = "$line<BR>"; |
44 | $line_len = strlen($words[$i])+1; |
e550d551 |
45 | } |
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46 | return $line; |
e550d551 |
47 | } |
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48 | ?> |