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authorPhil Sturgeon <email@philsturgeon.co.uk>2011-08-14 20:23:55 +0200
committerPhil Sturgeon <email@philsturgeon.co.uk>2011-08-14 20:23:55 +0200
commitdbac73b4011a85c4ac3b3a7a6a8e30533b881155 (patch)
treefc7a72c29a933d77ea1358427cac3797e2ba029c
parentd8ef630f2d4d32eee998969e548d36dc629340d4 (diff)
Added increment_string() docs and changelog.
-rw-r--r--system/helpers/string_helper.php4
-rw-r--r--user_guide/changelog.html1
-rw-r--r--user_guide/helpers/string_helper.html11
3 files changed, 15 insertions, 1 deletions
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php
index 2f928a7d1..9fa69f46c 100644
--- a/system/helpers/string_helper.php
+++ b/system/helpers/string_helper.php
@@ -246,9 +246,11 @@ if ( ! function_exists('random_string'))
* Add's _1 to a string or increment the ending number to allow _2, _3, etc
*
* @param string $str required
+ * @param string $separator What should the duplicate number be appended with
+ * @param string $first Which number should be used for the first dupe increment
* @return string
*/
-function increment_string($str, $first = 1, $separator = '_')
+function increment_string($str, $separator = '_', $first = 1)
{
preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match);
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 8f0fad783..20b1c4e49 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -70,6 +70,7 @@ Change Log
</li>
<li>Helpers
<ul>
+ <li class="reactor">Added <samp>increment_string()</samp> to <a href="helpers/string_helper.html">String Helper</a> to turn "foo" into "foo-1" or "foo-1" into "foo-2".</li>
</ul>
</li>
<li>Database
diff --git a/user_guide/helpers/string_helper.html b/user_guide/helpers/string_helper.html
index 169ee4ebb..7c1d30c59 100644
--- a/user_guide/helpers/string_helper.html
+++ b/user_guide/helpers/string_helper.html
@@ -90,6 +90,17 @@ String Helper
<code>echo random_string('alnum', 16);</code>
+<h2>increment_string()</h2>
+
+<p>Increments a string by appending a number to it or increasing the number. Useful for creating "copies" or a file or duplicating database content which has unique titles or slugs.</p>
+
+<p>Usage example:</p>
+
+<code>echo increment_string('file', '_'); // "file_1"<br/>
+echo increment_string('file', '-', 2); // "file-2"<br/>
+echo increment_string('file-4'); // "file-5"<br/></code>
+
+
<h2>alternator()</h2>
<p>Allows two or more items to be alternated between, when cycling through a loop. Example:</p>