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July 27, 2011 00:13
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Calcula RFC (registro federal de causantes) sin homoclave usando jQuery
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| <html> | |
| <head> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script> | |
| <script> | |
| function calculaRFC() { | |
| function quitaArticulos(palabra) { | |
| return palabra.replace("DEL ", "").replace("LAS ", "").replace("DE ", | |
| "").replace("LA ", "").replace("Y ", "").replace("A ", ""); | |
| } | |
| function esVocal(letra) { | |
| if (letra == 'A' || letra == 'E' || letra == 'I' || letra == 'O' | |
| || letra == 'U' || letra == 'a' || letra == 'e' || letra == 'i' | |
| || letra == 'o' || letra == 'u') | |
| return true; | |
| else | |
| return false; | |
| } | |
| nombre = $("#NOMBRE_PERSONA").val().toUpperCase(); | |
| apellidoPaterno = $("#APELLIDO_PATERNO").val().toUpperCase(); | |
| apellidoMaterno = $("#APELLIDO_MATERNO").val().toUpperCase(); | |
| fecha = $("#F_NACIMIENTO").val(); | |
| var rfc = ""; | |
| apellidoPaterno = quitaArticulos(apellidoPaterno); | |
| apellidoMaterno = quitaArticulos(apellidoMaterno); | |
| rfc += apellidoPaterno.substr(0, 1); | |
| var l = apellidoPaterno.length; | |
| var c; | |
| for (i = 0; i < l; i++) { | |
| c = apellidoPaterno.charAt(i); | |
| if (esVocal(c)) { | |
| rfc += c; | |
| break; | |
| } | |
| } | |
| rfc += apellidoMaterno.substr(0, 1); | |
| rfc += nombre.substr(0, 1); | |
| rfc += fecha.substr(8, 10); | |
| rfc += fecha.substr(3, 5).substr(0, 2); | |
| rfc += fecha.substr(0, 2); | |
| // rfc += "-" + homclave; | |
| $("#RFC").val(rfc); | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <fieldset> | |
| <legend>Información General</legend> | |
| <div> | |
| <table> | |
| <tr> | |
| <td > | |
| Nombre(s): | |
| </td> | |
| <td> | |
| <input id ="NOMBRE_PERSONA" type="text" size = "20" maxlength="30" | |
| class="uppercase" onchange="calculaRFC();"/> | |
| </td> | |
| </tr> | |
| <tr> | |
| <td> | |
| Apellido Paterno: | |
| </td> | |
| <td> | |
| <input id ="APELLIDO_PATERNO" type="text" size="20" maxlength="30" | |
| class="uppercase" onchange="calculaRFC();"/> | |
| </td> | |
| </tr> | |
| <tr> | |
| <td > | |
| Apellido Materno: | |
| </td> | |
| <td> | |
| <input class="uppercase" id ="APELLIDO_MATERNO" name="APELLIDO_MATERNO" type="text" | |
| size="20" maxlength="30" onchange="calculaRFC();"/> | |
| </td> | |
| </tr> | |
| <tr> | |
| <td > | |
| Fecha Nacimiento: | |
| </td> | |
| <td> | |
| <input id ="F_NACIMIENTO" name="F_NACIMIENTO" class="campofechaNac" type="text" | |
| onchange="calculaRFC();"/> | |
| </td> | |
| <td> | |
| </tr> | |
| <tr> | |
| <td> | |
| Sexo: | |
| </td> | |
| <td> | |
| <div> | |
| <input id="sexoFemenino" type="radio" name="SEXO" value="F" class="simple_radio"> | |
| <span>Femenino</span> | |
| </div> | |
| <div> | |
| <input id="sexoMasculino" type="radio" name="SEXO" value="M" class="simple_radio" > | |
| <span>Masculino</span> | |
| </div> | |
| <label for="SEXO" class="error">Selección es requerida</label> | |
| </td> | |
| </tr> | |
| <tr> | |
| <td> | |
| RFC: | |
| </td> | |
| <td> | |
| <input class="uppercase" id="RFC" name="RFC" type="text" /> | |
| </td> | |
| </tr> | |
| </table> | |
| </div> | |
| </fieldset> | |
| </body> | |
| </html> |
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en la línea 36 se debe comenzar a iterar desde el segundo caracter:
for (i = 1; i < l; i++) {