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try...catch

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Apr 23rd, 2013
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HTML 5 0.44 KB | None | 0 0
  1. <!DOCTYPE html>
  2. <html>
  3. <head>
  4.     <title>try...catch</title>
  5.     <script>
  6.         var txt="";
  7.         function mensaje(){
  8.             try{
  9.                 adddlert("Bievenido invitado");
  10.             }
  11.             catch(e){
  12.                 txt="Ha ocurrido un error\n\n";
  13.                 txt+="Descripcion: "+ e.message+"\n\n";
  14.                 txt+="Da click aceptar para continuar\n\n";
  15.                 alert(txt);
  16.             }
  17.         }
  18.     </script>
  19. </head>
  20. <body>
  21.     <input type="button" value="Ver mensaje" onclick="mensaje();" />
  22. </body>
  23. </html>
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