2 files changed, 22 insertions, 0 deletions
diff --git a/include/value.h b/include/value.h
index 0990e82..ff18d4e 100644
--- a/include/value.h
+++ b/include/value.h
@@ -94,6 +94,7 @@ public:
      *  @param  value
      *  @return Value
      */
+    Value &operator=(std::nullptr_t value);
     Value &operator=(const Value &value);
     Value &operator=(int16_t value);
     Value &operator=(int32_t value);
diff --git a/src/value.cpp b/src/value.cpp
index 1fec43a..4170404 100644
--- a/src/value.cpp
+++ b/src/value.cpp
@@ -348,6 +348,27 @@ Value &Value::operator=(const Value &value)
     return validate();
 }
 
+
+/**
+ *  Assignment operator
+ *  @param  value
+ *  @return Value
+ */
+Value &Value::operator=(std::nullptr_t value)
+{
+    // if this is not a reference variable, we should detach it to implement copy on write
+    SEPARATE_ZVAL_IF_NOT_REF(&_val);
+
+    // deallocate current zval (without cleaning the zval structure)
+    zval_dtor(_val);
+
+    // change to null value
+    ZVAL_NULL(_val);
+
+    // update the object
+    return validate();
+}
+
 /**
  *  Assignment operator
  *  @param  value