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<!DOCTYPE html>
<title>drag & drop - cross-document data drop</title>
<style>
body > div {
height: 200px;
width: 200px;
background-color: blue;
}
</style>
<script>
window.onload = function() {
var blue = document.getElementsByTagName('div')[0], fails = [];
blue.ondragover = blue.ondragenter = function(e) {
e.preventDefault();
e.dataTransfer.dropEffect = 'copy';
if( e.dataTransfer.getData('text') ) {
fails[fails.length] = '"' + e.dataTransfer.getData('text') + '" exposed during event ' + e.type;
}
};
blue.ondrop = function(e) {
e.preventDefault();
if( !e.dataTransfer.types.length ) {
fails[fails.length] = 'no types found during event drop';
}
var foundtext = false;
for( var i = 0; i < e.dataTransfer.types.length; i++ ) {
if( e.dataTransfer.types[i] == 'text/plain' ) {
foundtext = true;
break;
}
}
if( !foundtext ) {
fails[fails.length] = 'text/plain type not found during event drop';
}
if( e.dataTransfer.getData('text') != 'dummy text' ) {
fails[fails.length] = 'getData returned ' + e.dataTransfer.getData('text') + ' instead of "dummy text"';
}
document.getElementsByTagName('p')[0].innerHTML = fails.length ? ( 'FAIL:<br>' + fails.join('<br>') ) : 'PASS';
};
};
</script>
<p>Drag the orange square onto the blue square. Fail if this text does not change.</p>
<div></div>
<noscript><p>Enable JavaScript and reload</p></noscript>
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