Add more example

DelazJ · DelazJ · commit 1a3c41657f01 · 2016-05-24T12:21:00.000+02:00
diff --git a/resources/function_help/json/x b/resources/function_help/json/x
@@ -3,6 +3,7 @@
   "type": "function",
   "description": "Returns the x coordinate of a point geometry, or the x-coordinate of the centroid for a non-point geometry.",
   "arguments": [ {"arg":"geom","description":"a geometry"}],
-  "examples": [ { "expression":"x( geom_from_wkt( 'POINT(2 5)' ) )", "returns":"2"}
+  "examples": [ { "expression":"x( geom_from_wkt( 'POINT(2 5)' ) )", "returns":"2"},
+  { "expression":"x( $geometry )", "returns":"x coordinate of the current feature's centroid"}
   ]
 }

Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,7 @@`
`3`	`3`	`"type": "function",`
`4`	`4`	`"description": "Returns the x coordinate of a point geometry, or the x-coordinate of the centroid for a non-point geometry.",`
`5`	`5`	`"arguments": [ {"arg":"geom","description":"a geometry"}],`
`6`		`- "examples": [ { "expression":"x( geom_from_wkt( 'POINT(2 5)' ) )", "returns":"2"}`
	`6`	`+ "examples": [ { "expression":"x( geom_from_wkt( 'POINT(2 5)' ) )", "returns":"2"},`
	`7`	`+ { "expression":"x( $geometry )", "returns":"x coordinate of the current feature's centroid"}`
`7`	`8`	`]`
`8`	`9`	`}`