Modification of the 'Browse' button for browsing files in the javascript form_form effects

The following code can simulate the function of the "Browse" button:

Modification of the "Browse" button for browsing files in the form <input type="text" id="input1"> <input type="button" id="btn1" onclick="myfile.click();" value="Open..."> <input type="file" id="myfile" onchange="input1.value=this.value" style="display:none">
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