diff --git a/core/fpdfdoc/cpdf_filespec.cpp b/core/fpdfdoc/cpdf_filespec.cpp
index 402f064..2ea1e0f 100644
--- a/core/fpdfdoc/cpdf_filespec.cpp
+++ b/core/fpdfdoc/cpdf_filespec.cpp
@@ -187,7 +187,7 @@
     return L'/' + ChangeSlashToPDF(filepath.c_str());
   return ChangeSlashToPDF(filepath.c_str());
 #elif _FX_PLATFORM_ == _FX_PLATFORM_APPLE_
-  if (filepath.Left(sizeof("Mac") - 1) == L"Mac")
+  if (filepath.Left(sizeof("Mac") - 1).EqualsASCII("Mac"))
     return L'/' + ChangeSlashToPDF(filepath.c_str());
   return ChangeSlashToPDF(filepath.c_str());
 #else
diff --git a/fxjs/xfa/cjx_object.cpp b/fxjs/xfa/cjx_object.cpp
index 7fc1554..e111fbc 100644
--- a/fxjs/xfa/cjx_object.cpp
+++ b/fxjs/xfa/cjx_object.cpp
@@ -231,7 +231,7 @@
       SetCData(eAttr, WideString(wsValue), bNotify, false);
       break;
     case XFA_AttributeType::Boolean:
-      SetBoolean(eAttr, wsValue != L"0", bNotify);
+      SetBoolean(eAttr, !wsValue.EqualsASCII("0"), bNotify);
       break;
     case XFA_AttributeType::Integer:
       SetInteger(eAttr,
diff --git a/xfa/fde/cfde_texteditengine.cpp b/xfa/fde/cfde_texteditengine.cpp
index 5a2a904..878c488 100644
--- a/xfa/fde/cfde_texteditengine.cpp
+++ b/xfa/fde/cfde_texteditengine.cpp
@@ -873,7 +873,7 @@
   ClearSelection();
 
   // The JS requested the insertion of text instead of just a deletion.
-  if (change.text != L"")
+  if (!change.text.IsEmpty())
     Insert(start_idx, change.text, RecordOperation::kSkipRecord);
 
   if (delegate_)
diff --git a/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp b/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp
index 6e1b9b1..e33b852 100644
--- a/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp
+++ b/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp
@@ -155,21 +155,21 @@
   if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth())
     return false;
 
-  if (m_wsIdentifier == L"$")
+  if (m_wsIdentifier.EqualsASCII("$"))
     *js << "this";
-  else if (m_wsIdentifier == L"!")
+  else if (m_wsIdentifier.EqualsASCII("!"))
     *js << "xfa.datasets";
-  else if (m_wsIdentifier == L"$data")
+  else if (m_wsIdentifier.EqualsASCII("$data"))
     *js << "xfa.datasets.data";
-  else if (m_wsIdentifier == L"$event")
+  else if (m_wsIdentifier.EqualsASCII("$event"))
     *js << "xfa.event";
-  else if (m_wsIdentifier == L"$form")
+  else if (m_wsIdentifier.EqualsASCII("$form"))
     *js << "xfa.form";
-  else if (m_wsIdentifier == L"$host")
+  else if (m_wsIdentifier.EqualsASCII("$host"))
     *js << "xfa.host";
-  else if (m_wsIdentifier == L"$layout")
+  else if (m_wsIdentifier.EqualsASCII("$layout"))
     *js << "xfa.layout";
-  else if (m_wsIdentifier == L"$template")
+  else if (m_wsIdentifier.EqualsASCII("$template"))
     *js << "xfa.template";
   else if (m_wsIdentifier[0] == L'!')
     *js << "pfm__excl__"
@@ -211,7 +211,7 @@
   *js << "pfm_rt.asgn_val_op(" << tempExp1 << ", " << tempExp2 << ");\n}\n";
 
   if (m_pExp1->GetOperatorToken() == TOKidentifier &&
-      tempExp1.AsStringView() != L"this") {
+      !tempExp1.AsStringView().EqualsASCII("this")) {
     *js << "else\n{\n";
     if (type == ReturnType::kImplied)
       *js << "pfm_ret = ";
@@ -489,11 +489,11 @@
     return false;
   }
 
-  if (funcName.AsStringView() == L"Eval") {
+  if (funcName.AsStringView().EqualsASCII("Eval")) {
     isEvalFunc = true;
     *js << "eval.call(this, pfm_rt.Translate";
   } else {
-    if (funcName.AsStringView() == L"Exists")
+    if (funcName.AsStringView().EqualsASCII("Exists"))
       isExistsFunc = true;
 
     *js << "pfm_rt." << funcName;
diff --git a/xfa/fxfa/parser/cxfa_document.cpp b/xfa/fxfa/parser/cxfa_document.cpp
index f041a92..37eee55 100644
--- a/xfa/fxfa/parser/cxfa_document.cpp
+++ b/xfa/fxfa/parser/cxfa_document.cpp
@@ -1551,7 +1551,7 @@
           wsSOM = WideStringView(wsUseVal.c_str(), wsUseVal.GetLength());
       }
     }
-    if (!wsURI.IsEmpty() && wsURI != L".")
+    if (!wsURI.IsEmpty() && !wsURI.EqualsASCII("."))
       continue;
 
     CXFA_Node* pProtoNode = nullptr;
diff --git a/xfa/fxfa/parser/cxfa_measurement.cpp b/xfa/fxfa/parser/cxfa_measurement.cpp
index d0534c9..05089c7 100644
--- a/xfa/fxfa/parser/cxfa_measurement.cpp
+++ b/xfa/fxfa/parser/cxfa_measurement.cpp
@@ -129,21 +129,21 @@
 
 // static
 XFA_Unit CXFA_Measurement::GetUnitFromString(const WideStringView& wsUnit) {
-  if (wsUnit == L"mm")
+  if (wsUnit.EqualsASCII("mm"))
     return XFA_Unit::Mm;
-  if (wsUnit == L"pt")
+  if (wsUnit.EqualsASCII("pt"))
     return XFA_Unit::Pt;
-  if (wsUnit == L"in")
+  if (wsUnit.EqualsASCII("in"))
     return XFA_Unit::In;
-  if (wsUnit == L"cm")
+  if (wsUnit.EqualsASCII("cm"))
     return XFA_Unit::Cm;
-  if (wsUnit == L"pc")
+  if (wsUnit.EqualsASCII("pc"))
     return XFA_Unit::Pc;
-  if (wsUnit == L"mp")
+  if (wsUnit.EqualsASCII("mp"))
     return XFA_Unit::Mp;
-  if (wsUnit == L"em")
+  if (wsUnit.EqualsASCII("em"))
     return XFA_Unit::Em;
-  if (wsUnit == L"%")
+  if (wsUnit.EqualsASCII("%"))
     return XFA_Unit::Percent;
   return XFA_Unit::Unknown;
 }