HTMLInputElement: multiple property

The HTMLInputElement.multiple property indicates if an input can have more than one value. Firefox currently only supports multiple for <input type="file">.

Value

A boolean value.

Examples

// fileInput is a <input type=file multiple>
let fileInput = document.getElementById("myfileinput");

if (fileInput.multiple) {
  // Loop fileInput.files
  for (const file of fileInput.files) {
    // Perform action on one file
  }
  // Only one file available
} else {
  let [file] = fileInput.files;
}

Specifications

Specification
HTML Standard
# dom-input-multiple

Browser compatibility

BCD tables only load in the browser

See also