top property
Sets or retrieves the top coordinate of the rectangle surrounding the object content.
Syntax
| JavaScript | |
|---|
Property values
Type: Integer
the top coordinate of the rectangle, in pixels.
Remarks
Use this syntax to access the top coordinate of the second text rectangle of a TextRange object:
oRct = oTextRange.getClientRects(); oRct[1].top;
Note that the collection index starts at 0, so the second item index is 1.
To access the top coordinate of the bounding rectangle of an object, use this syntax:
oBndRct = oElement.getBoundingClientRect(); oBndRct.top;
Examples
This example uses the getBoundingClientRect method to retrieve the coordinates of the bounds of the text rectangles within the element.
<SCRIPT>
function getCoords(oObject) {
oBndRct=oObject.getBoundingClientRect();
alert("Bounding rectangle = \nUpper left coordinates: "
+ oBndRct.left + " " + oBndRct.top +
"\nLower right coordinates: "
+ oBndRct.right + " " + oBndRct.bottom);
}
</SCRIPT>
</HEAD>
<BODY>
<P ID=oPara onclick="getCoords(this)">
See also
- TextRectangle Constructor
- Reference
- bottom
- left
- right
- TextRectangle
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Build date: 2/14/2012