Merge branch 'master' of https://github.com/nlohmann/json

doc/examples/at__object_t_key_type.cpp

@@ -26,8 +26,8 @@ int main()
     {
         object.at("the fast") = "il rapido";
     }
-    catch (std::out_of_range)
+    catch (std::out_of_range& e)
     {
-        std::cout << "out of range" << '\n';
+        std::cout << "out of range: " << e.what() << '\n';
     }
 }

doc/examples/at__object_t_key_type.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/syN4hQrhPvlUy5AG"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/3ir8W1OZ5KtbRz6r"><b>online</b></a>

doc/examples/at__object_t_key_type.output

@@ -1,3 +1,3 @@
 "il brutto"
 {"the bad":"il cattivo","the good":"il buono","the ugly":"il brutto"}
-out of range
+out of range: key 'the fast' not found

doc/examples/at__size_type.cpp

@@ -21,8 +21,8 @@ int main()
     {
         array.at(5) = "sixth";
     }
-    catch (std::out_of_range)
+    catch (std::out_of_range& e)
     {
-        std::cout << "out of range" << '\n';
+        std::cout << "out of range: " << e.what() << '\n';
     }
 }

doc/examples/at__size_type.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/wKBBW3ORmTHPlgJV"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/9Ae4DO4HJjULnq5j"><b>online</b></a>

doc/examples/at__size_type.output

@@ -1,3 +1,3 @@
 "third"
 ["first","second","third","fourth"]
-out of range
+out of range: array index 5 is out of range

doc/examples/basic_json__value.cpp

@@ -0,0 +1,29 @@
+#include <json.hpp>
+
+using namespace nlohmann;
+
+int main()
+{
+    // create a JSON object with different entry types
+    json j =
+    {
+        {"integer", 1},
+        {"floating", 42.23},
+        {"string", "hello world"},
+        {"boolean", true},
+        {"object", {{"key1", 1}, {"key2", 2}}},
+        {"array", {1, 2, 3}}
+    };
+
+    // access existing values
+    int v_integer = j.value("integer", 0);
+    double v_floating = j.value("floating", 47.11);
+
+    // access nonexisting values and rely on default value
+    std::string v_string = j.value("nonexisting", "oops");
+    bool v_boolean = j.value("nonexisting", false);
+
+    // output values
+    std::cout << std::boolalpha << v_integer << " " << v_floating
+              << " " << v_string << " " << v_boolean << "\n";
+}

doc/examples/basic_json__value.link

@@ -0,0 +1 @@
+<a target="_blank" href="http://melpon.org/wandbox/permlink/pehnjdIduvv90qfX"><b>online</b></a>

doc/examples/basic_json__value.output

@@ -0,0 +1 @@
+1 42.23 oops false

doc/examples/operatorarray__key_type_const.cpp

@@ -5,7 +5,7 @@ using namespace nlohmann;
 int main()
 {
     // create a JSON object
-    json object =
+    const json object =
     {
         {"one", 1}, {"two", 2}, {"three", 2.9}
     };

doc/examples/operatorarray__key_type_const.link

@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/9X5Q8p7DlWA6v0Ey"><b>online</b></a>
+<a target="_blank" href="http://melpon.org/wandbox/permlink/4WLxv7id8P64Q1KI"><b>online</b></a>