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Validad Numeros
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| function isNumberKey(evt) | |
| { | |
| var charCode = (evt.which) ? evt.which : event.keyCode | |
| if (charCode > 31 && (charCode < 48 || charCode > 57)) | |
| return false; | |
| return true; | |
| } | |
| //Llamarlo | |
| <input onkeypress="isNumberKey(evt)"/> |
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