One-line text entry

<input type="text" name="login" />

Password text entry

<input type="password" name="password" />

Multi-line text

<textarea name="comment" rows="5" cols="40"></textarea>

Checkbox

<input type="checkbox" name="check1" />
<input type="checkbox" name="check2" checked="checked" />
<input type="checkbox" name="check3" />

Radio buttons

<input type="radio" name="color" value="red" />
<input type="radio" name="color" value="green" />
<input type="radio" name="color" value="blue" checked="checked" />

Submit button

<input type="submit" value="Click Me" />

Select one using menu

<select name="day">
    <option value="0">Sunday</option>
    <option value="1">Monday</option>
    <option value="2" selected="selected">Tuesday</option>
    ...
</select/>

Select multiple using list

<select name="fruits" multiple="multiple" size="5">
    <option value="apple">Apple</option>
    <option value="banana">Banana</option>
    <option value="cranberry">Cranberry</option>
    ...
</select/>

File for upload

<input type="file" name="photo" />

Hidden form element

<input type="hidden" name="spectrum" />