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-rw-r--r--include/text.php55
1 files changed, 29 insertions, 26 deletions
diff --git a/include/text.php b/include/text.php
index 10bbc751a..35a367d43 100644
--- a/include/text.php
+++ b/include/text.php
@@ -2160,6 +2160,35 @@ function ids_to_querystr($arr,$idx = 'id',$quote = false) {
}
/**
+ * @brief array_elm_to_str($arr,$elm,$delim = ',') extract unique individual elements from an array of arrays and return them as a string separated by a delimiter
+ * similar to ids_to_querystr, but allows a different delimiter instead of a db-quote option
+ * empty elements (evaluated after trim()) are ignored.
+ * @param $arr array
+ * @param $elm array key to extract from sub-array
+ * @param $delim string default ','
+ * @returns string
+ */
+
+function array_elm_to_str($arr,$elm,$delim = ',') {
+
+ $tmp = [];
+ if($arr && is_array($arr)) {
+ foreach($arr as $x) {
+ if(is_array($x) && array_key_exists($elm,$x)) {
+ $z = trim($x[$elm]);
+ if(($z) && (! in_array($z,$tmp))) {
+ $tmp[] = $z;
+ }
+ }
+ }
+ }
+ return implode($delim,$tmp);
+}
+
+
+
+
+/**
* @brief Fetches xchan and hubloc data for an array of items with only an
* author_xchan and owner_xchan.
*
@@ -3263,29 +3292,3 @@ function purify_filename($s) {
}
-/**
- * @brief array_elm_to_str($arr,$elm,$delim = ',') extract unique individual elements from an array of arrays and return them as a string separated by a delimiter
- *
- * empty elements (evaluated after trim()) are ignored.
- * @param $arr array
- * @param $elm array key to extract from sub-array
- * @param $delim string default ','
- * @returns string
- */
-
-function array_elm_to_str($arr,$elm,$delim = ',') {
-
- $tmp = [];
- if($arr && is_array($arr)) {
- foreach($arr as $x) {
- if(is_array($x) && array_key_exists($elm,$x)) {
- $z = trim($x[$elm]);
- if(($z) && (! in_array($z,$tmp))) {
- $tmp[] = $z;
- }
- }
- }
- }
- return implode($tmp,$delim);
-}
-