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The DataTransferItem.getAsString()
method invokes the given callback with the drag data item's
string data as the argument if the item's kind
is a Plain unicode string (i.e. kind
is string
).
SyntaxEdit
void dataTransferItem.getAsString(callback);
Arguments
- FunctionStringCallback
- A callback function that has access to the
data transfer item's
string data.
Return value
- void
FunctionStringCallback
FunctionStringCallback
is a callback function with the following argument:
DOMString
- The drag data item's string data.
The FunctionStringCallback
return value is void
.
ExampleEdit
This example shows the use of the getAsString()
method as an inline function in a drop
event handler.
function drop_handler(ev) {
console.log("Drop");
ev.preventDefault();
var data = event.dataTransfer.items;
for (var i = 0; i < data.length; i += 1) {
if ((data[i].kind == 'string') && (data[i].type.match('^text/plain'))) {
// This item is the target node
data[i].getAsString(function (s){
ev.target.appendChild(document.getElementById(s));
});
} else if ((data[i].kind == 'string') && (data[i].type.match('^text/html'))) {
// Drag data item is HTML
console.log("... Drop: HTML");
} else if ((data[i].kind == 'string') && (data[i].type.match('^text/uri-list'))) {
// Drag data item is URI
console.log("... Drop: URI");
} else if ((data[i].kind == 'file') && (data[i].type.match('^image/'))) {
// Drag data item is an image file
var f = data[i].getAsFile();
console.log("... Drop: File ");
}
}
}
SpecificationsEdit
Specification | Status | Comment |
---|---|---|
WHATWG HTML Living Standard The definition of 'getAsString()' in that specification. |
Living Standard | |
HTML5.1 The definition of 'getAsString()' in that specification. |
Working Draft | Not included in W3C HTML5 Recommendation |
Browser compatibilityEdit
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | 4 | No support | No support | 12 | No support |