diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
index e0dfe6cfb2a..6e82c3fc8f2 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
@@ -516,25 +516,25 @@ public class PhpClientCodegen extends DefaultCodegen implements CodegenConfig {
             if (example == null) {
                 example = "56";
             }
-        } else if ("Float".equals(type)) {
+        } else if ("Float".equalsIgnoreCase(type) || "Double".equalsIgnoreCase(type)) {
             if (example == null) {
                 example = "3.4";
             }
-        } else if ("BOOLEAN".equals(type)) {
+        } else if ("BOOLEAN".equalsIgnoreCase(type) || "bool".equalsIgnoreCase(type)) {
             if (example == null) {
                 example = "True";
             }
-        } else if ("File".equals(type)) {
+        } else if ("\\SplFileObject".equalsIgnoreCase(type)) {
             if (example == null) {
                 example = "/path/to/file";
             }
-            example = escapeText(example);
-        } else if ("Date".equals(type)) {
+            example = "\"" + escapeText(example) + "\"";
+        } else if ("Date".equalsIgnoreCase(type)) {
             if (example == null) {
                 example = "2013-10-20";
             }
             example = "new \\DateTime(\"" + escapeText(example) + "\")";
-        } else if ("DateTime".equals(type)) {
+        } else if ("DateTime".equalsIgnoreCase(type)) {
             if (example == null) {
                 example = "2013-10-20T19:20:30+01:00";
             }
diff --git a/samples/client/petstore/php/SwaggerClient-php/docs/PetApi.md b/samples/client/petstore/php/SwaggerClient-php/docs/PetApi.md
index db95061a841..3f37b7a4149 100644
--- a/samples/client/petstore/php/SwaggerClient-php/docs/PetApi.md
+++ b/samples/client/petstore/php/SwaggerClient-php/docs/PetApi.md
@@ -528,7 +528,7 @@ Swagger\Client::getDefaultConfiguration->setAccessToken('YOUR_ACCESS_TOKEN');
 $api_instance = new Swagger\Client\PetApi();
 $pet_id = 789; // int | ID of pet to update
 $additional_metadata = "additional_metadata_example"; // string | Additional data to pass to server
-$file = new \SplFileObject(); // \SplFileObject | file to upload
+$file = "/path/to/file.txt"; // \SplFileObject | file to upload
 
 try { 
     $api_instance->uploadFile($pet_id, $additional_metadata, $file);