OnArray: created new funtction filter on arrays

qfq/helper/OnArray.php

@@ -67,4 +67,23 @@ class OnArray {
         }
         return $arr;
     }
+
+    /**
+     * Iterates over all records and return those with $row[$column]==$value
+     *
+     * @param array $dataArray
+     * @param $column
+     * @param $value
+     * @return array
+     */
+    public static function filter(array $dataArray, $column, $value) {
+        $result = array();
+
+        foreach ($dataArray as $row) {
+            if (isset($row[$column]) && $row[$column] == $value) {
+                $result[] = $row;
+            }
+        }
+        return $result;
+    }
 }
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