FileUpload.onChange : FileUpload « Form « JavaScript Tutorial

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JavaScript Tutorial » Form » FileUpload 
10. 8. 9. FileUpload.onChange

Syntax

onChange="command"

The onChange event handler notifies you when the upload box information has been changed.

<html>
    <head>
    <title>Using the onChange event handler</title>
    </head>
    <body>
    <script language="JavaScript">
    <!--
    function inform(){
        document.form1.msg.value = "Filename has been changed";
    }
    -->
    </script>
    <form name="form1">
    Please choose a file.
    <input type="file" name="uploadbox" size="35" onChange='inform()'>
    <br><br>
    Message:
    <input type="text" name="msg" size="40">
    </form>
    </body>
    </html>
10. 8. FileUpload
10. 8. 1. FileUpload
10. 8. 2. FileUpload.blur()
10. 8. 3. FileUpload.focus()
10. 8. 4. FileUpload.form
10. 8. 5. Second Method of Referencing FileUpload Object Using the forms Elements Array
10. 8. 6. FileUpload.handleEvent()
10. 8. 7. FileUpload.name
10. 8. 8. FileUpload.onBlur
10. 8. 9. FileUpload.onChange
10. 8. 10. FileUpload.onFocus
10. 8. 11. FileUpload.select()
10. 8. 12. FileUpload.type
10. 8. 13. FileUpload.value
10. 8. 14. file Input Element
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