DOMPointReadOnly.toJSON() - Web APIs 编辑

The DOMPointReadOnly method toJSON() returns a DOMPointInit object giving the JSON form of the point object.

Syntax

pointJSON = DOMPointReadOnly.toJSON();

Parameters

None.

Return value

A new DOMPointInit object whose properties are set to the values in the DOMPoint or DOMPointReadOnly on which the method was called.

Example

This example creates a DOMPoint object representing the top-left corner of the current window, in screen coordinates, then converts that to JSON.

var topLeft = new DOMPoint(window.screenX, window.screenY);

var pointJSON = topLeft.toJSON();

Specifications

Browser compatibility

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