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Hacer un valor de atributo alt de imagen como un valor de campo de formulario

Quiero agregar el valor alt de la imagen como un valor de campo de formulario. ¿Cómo hacer eso con JS o Jquery?

Gracias

 <img src="x.jpg" alt="grab me" id="ok" /> <form action="/#wpcf7-f1352-o1" method="post" class="wpcf7-form init" novalidate="novalidate" data-status="init"> <span class="image-alt"><input type="text" name="iamge-alt" value="" size="40" aria-invalid="false"></span> <input type="submit" value="OK" class="wpcf7-submit"> </form>

about 4 years ago · Santiago Trujillo
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.getAttribute() para tomar la propiedad alt y luego .forms[0] el primer <form> y .elements[0] primer control de formulario ( <input> ) a la propiedad .value .

 const alt = document.querySelector('img').getAttribute('alt'); document.forms[0].elements[0].value = alt;
 <img src="x.jpg" alt="grab me" id="ok" /> <form action="/#wpcf7-f1352-o1" method="post" class="wpcf7-form init" novalidate="novalidate" data-status="init"> <span class="image-alt"><input type="text" name="iamge-alt" value="" size="40" aria-invalid="false"></span> <input type="submit" value="OK" class="wpcf7-submit"> </form>

about 4 years ago · Santiago Trujillo Report
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