Merge pull request #4529 from djrm/classref-float

Documented float

doc/base/classes.xml

@@ -43953,8 +43953,10 @@ This method controls whether the position between two cached points is interpola
 </class>
 <class name="float" category="Built-In Types">
 	<brief_description>
+		Float built-in type
 	</brief_description>
 	<description>
+		Float built-in type.
 	</description>
 	<methods>
 		<method name="float">
@@ -43963,6 +43965,7 @@ This method controls whether the position between two cached points is interpola
 			<argument index="0" name="from" type="bool">
 			</argument>
 			<description>
+				Cast a [bool] value to a floating point value, [code]float(true)[/code] will be equals to 1.0 and [code]float(false)[/code] will be equals to 0.0.
 			</description>
 		</method>
 		<method name="float">
@@ -43971,6 +43974,7 @@ This method controls whether the position between two cached points is interpola
 			<argument index="0" name="from" type="int">
 			</argument>
 			<description>
+				Cast an [int] value to a floating point value, [code]float(1)[/code] will be equals to 1.0.
 			</description>
 		</method>
 		<method name="float">
@@ -43979,6 +43983,7 @@ This method controls whether the position between two cached points is interpola
 			<argument index="0" name="from" type="String">
 			</argument>
 			<description>
+				Cast a [String] value to a floating point value. This method accepts float value strings like [code] '1.23' [/code] and exponential notation strings for its parameter so calling [code] float('1e3') [/code] will return 1000.0 and calling [code] float('1e-3') [/code] will return -0.001.
 			</description>
 		</method>
 	</methods>