4 files changed, 5 insertions, 5 deletions
diff --git a/vcl/source/cnttype/mcnttype.cxx b/vcl/source/cnttype/mcnttype.cxx
index cc5facf17717..2c1ff0ed9a5f 100644
--- a/vcl/source/cnttype/mcnttype.cxx
+++ b/vcl/source/cnttype/mcnttype.cxx
@@ -53,7 +53,7 @@ css::uno::Sequence< OUString > SAL_CALL CMimeContentType::getParameters( )
 
 sal_Bool SAL_CALL CMimeContentType::hasParameter( const OUString& aName )
 {
-    return ( m_ParameterMap.end( ) != m_ParameterMap.find( aName.toAsciiLowerCase() ) );
+    return m_ParameterMap.contains( aName.toAsciiLowerCase() );
 }
 
 OUString SAL_CALL CMimeContentType::getParameterValue( const OUString& aName )
diff --git a/vcl/source/window/builder.cxx b/vcl/source/window/builder.cxx
index df2df8235f68..b21d26bb5f1e 100644
--- a/vcl/source/window/builder.cxx
+++ b/vcl/source/window/builder.cxx
@@ -1673,7 +1673,7 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OUString
     }
     else if (name == "GtkIconView")
     {
-        assert(rMap.find(u"model"_ustr) != rMap.end() && "GtkIconView must have a model");
+        assert(rMap.contains(u"model"_ustr) && "GtkIconView must have a model");
 
         //window we want to apply the packing props for this GtkIconView to
         VclPtr<vcl::Window> xWindowForPackingProps;
@@ -1696,7 +1696,7 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OUString
     {
         if (!isLegacy())
         {
-            assert(rMap.find(u"model"_ustr) != rMap.end() && "GtkTreeView must have a model");
+            assert(rMap.contains(u"model"_ustr) && "GtkTreeView must have a model");
         }
 
         //window we want to apply the packing props for this GtkTreeView to
diff --git a/vcl/unx/generic/printer/cpdmgr.cxx b/vcl/unx/generic/printer/cpdmgr.cxx
index 7dc17cede353..00023060b073 100644
--- a/vcl/unx/generic/printer/cpdmgr.cxx
+++ b/vcl/unx/generic/printer/cpdmgr.cxx
@@ -507,7 +507,7 @@ void CPDManager::initialize()
     std::unordered_map<OUString, Printer>::iterator it = m_aPrinters.begin();
     while (it != m_aPrinters.end())
     {
-        if (m_aCPDDestMap.find(it->first) != m_aCPDDestMap.end())
+        if (m_aCPDDestMap.contains(it->first))
         {
             ++it;
             continue;
diff --git a/vcl/unx/generic/printer/cupsmgr.cxx b/vcl/unx/generic/printer/cupsmgr.cxx
index fa61a6052b20..87f2acc8d088 100644
--- a/vcl/unx/generic/printer/cupsmgr.cxx
+++ b/vcl/unx/generic/printer/cupsmgr.cxx
@@ -383,7 +383,7 @@ void CUPSManager::initialize()
     std::unordered_map< OUString, Printer >::iterator it = m_aPrinters.begin();
     while(it != m_aPrinters.end())
     {
-        if( m_aCUPSDestMap.find( it->first ) != m_aCUPSDestMap.end() )
+        if( m_aCUPSDestMap.contains( it->first ) )
         {
             ++it;
             continue;