页面所有标签

<input type="button" name="button" value="点击获得INPUT集合" onclick="inputAll=''; for(i=0;i<document.all.tags('INPUT').length;i++) { inputAll+=document.all.tags('INPUT')[i].tagName+':'+document.all.tags('INPUT')[i].type+':'+document.all.tags('INPUT')[i].value+'\n'}; alert(inputAll)">
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<input type="text" name="textfield">
<br>
<input type="submit" name="Submit" value="Submit">
<br>
<input type="checkbox" name="checkbox" value="checkbox">
<br>
<input type="radio" name="radiobutton" value="radiobutton">
<br>
<input type="file" name="file">
<br>
<input type="hidden" name="hiddenField">