Réaliser un formulaire de message sur php

Bonsoir tout le monde.

Comment on peut faire un envoie de mail en php avec le formulaire si dessous sur un hebergeur lws
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<div class="form">
          <div id="sendmessage">votre message. Merci!</div>
          <div id="errormessage"></div>
          <form action="" method="post" role="form" class="contactForm">
            <div class="form-row">
              <div class="form-group col-md-6">
                <input type="text" name="name" class="form-control" id="name" placeholder="Your Name" data-rule="minlen:4" data-msg="Please enter at least 4 chars" />
                <div class="validation"></div>
              </div>
              <div class="form-group col-md-6">
                <input type="email" class="form-control" name="email" id="email" placeholder="Your Email" data-rule="email" data-msg="Please enter a valid email" />
                <div class="validation"></div>
              </div>
            </div>
            <div class="form-group">
              <input type="text" class="form-control" name="subject" id="subject" placeholder="Subject" data-rule="minlen:4" data-msg="Please enter at least 8 chars of subject" />
              <div class="validation"></div>
            </div>
            <div class="form-group">
              <textarea class="form-control" name="message" rows="5" data-rule="required" data-msg="Please write something for us" placeholder="Message"></textarea>
              <div class="validation"></div>
            </div>
            <div class="text-center"><button type="submit">Envoyer Message</button></div>
          </form>
        </div>