getCode() returns string

core/Elements/Document.class.php

@@ -35,7 +35,7 @@ abstract class Document {
     return new $this->activeView($this);
   }
 
-  function getCode() {
+  function getCode(): string {
 
     if ($this->databaseRequired) {
       $sql = $this->user->getSQL();

core/Elements/Head.class.php

@@ -68,7 +68,7 @@ abstract class Head extends View {
     $this->addJS(Script::BOOTSTRAP);
   }
 
-  public function getCode() {
+  public function getCode(): string {
     $header = "<head>";
 
     foreach($this->metas as $aMeta) {

core/Elements/Link.class.php

@@ -22,7 +22,7 @@ class Link extends StaticView {
     $this->rel = $rel;
   }
 
-  function getCode() {
+  function getCode(): string {
     $type = (empty($this->type) ? "" : " type=\"$this->type\"");
     return "<link rel=\"$this->rel\" href=\"$this->href\"$type/>";
   }

core/Elements/Script.class.php

@@ -23,7 +23,7 @@ class Script extends StaticView {
     $this->content = $content;
   }
 
-  function getCode() {
+  function getCode(): string {
     $src = (empty($this->src) ? "" : " src=\"$this->src\"");
       return "<script type=\"$this->type\"$src>$this->content</script>";
   }

core/Elements/Style.class.php

@@ -10,7 +10,7 @@ class Style extends StaticView {
     $this->style = $style;
   }
 
-  function getCode() {
+  function getCode(): string {
     return "<style>$this->style</style>";
   }
 }

core/Objects/Language.class.php

@@ -24,7 +24,7 @@ namespace Objects {
     }
 
     public function getId() { return $this->languageId; }
-    public function getCode() { return $this->langCode; }
+    public function getCode(): string { return $this->langCode; }
     public function getShortCode() { return substr($this->langCode, 0, 2); }
     public function getName() { return $this->langName; }
     public function getIconPath() { return "/img/icons/lang/$this->langCode.gif"; }