piccola modifica
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@@ -41,7 +41,7 @@ include("db.php");
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<?php
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<?php
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$res = $conn->query("SELECT DISTINCT teacher FROM subjects ORDER BY teacher");
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$res = $conn->query("SELECT DISTINCT teacher FROM subjects ORDER BY teacher");
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while($row = $res->fetch_assoc()){
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while($row = $res->fetch_assoc()){
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if ($row['teacher'] != "No Lezione") {
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if ($row['teacher'] != "No Lezione" && $row['teacher'] != "sconosciuto") {
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$teacher_name = htmlspecialchars($row['teacher']);
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$teacher_name = htmlspecialchars($row['teacher']);
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echo "<ul><li><b>$teacher_name</b></li>";
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echo "<ul><li><b>$teacher_name</b></li>";
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echo "<li><a href='docenti.php?teacher=".urlencode($teacher_name)."'>Visualizza orario</a></li>";
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echo "<li><a href='docenti.php?teacher=".urlencode($teacher_name)."'>Visualizza orario</a></li>";
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