bugfix: specific borders were not written correctly in word2007

CHANGELOG.md

@@ -30,6 +30,7 @@ This release added form fields (textinput, checkbox, and dropdown), drawing shap
 - Page breaks on titles and tables - @ivanlanin GH-274
 - Table inside vertical border does not rendered properly - @ivanlanin GH-280
 - `add<elementName>` of container should be case insensitive, e.g. `addToc` should be accepted, not only `addTOC` - @ivanlanin GH-294
+- Fix specific borders (and margins) were not written correctly in word2007 writer
 
 ### Deprecated
 

src/PhpWord/Writer/Word2007/Style/MarginBorder.php

@@ -59,8 +59,8 @@ class MarginBorder extends AbstractStyle
         $sides = array('top', 'left', 'right', 'bottom', 'insideH', 'insideV');
         $sizeCount = count($this->sizes);
 
-        for ($i = 0; $i < $sizeCount; $i++) {
-            if ($this->sizes[$i] !== null) {
+        foreach ($this->sizes as $i => $size) {
+            if ($size !== null) {
                 $color = null;
                 if (isset($this->colors[$i])) {
                     $color = $this->colors[$i];