js日期格式完美驗證函數

js日期格式完美驗證函數function validateshort(form) {
        var bvalid = true;
& nbsp;       var focusfield = null;
        var i = 0;
        var fields = new array();
 
        var oshort = eval('new ' + jcv_retrieveformname(form) +  '_shortvalidations()');

        for (var x in oshort) {
       & nbsp;    if (!jcv_verifyarrayelement(x, oshort[x])) {
                 continue;
            }
            var field = form[oshort[x][0]];
            if (!jcv_isfieldpresent(field)) {
              continue;
            }

            if ((field.type == 'hidden' ||
                field.type == ' text' ||
                field.type == ' textarea' ||
                field.type == ' select-one' ||
                field.type == ' radio')) {

                var value = '';
                // get field's value
                if ( field.type == "select-one") {
                     var si = field.selectedindex;
                     if (si >= 0) {
                         value = field.options[si].value;
                     }
                } else {
                     value = field.value;
                }

                if (value.length > 0) {
                     if (!jcv_isdecimaldigits(value)) {
                         bvalid = false;
                         if (i == 0) {
                             focusfield = field;
                         }
                         fields[i++] = oshort[x][1];

} else {

                        var ivalue = parseint(value, 10);


                        if (isnan(ivalue) || !( ivalue >= -32768 && ivalue <= 32767)) {


                            if (i == 0) {


                                focusfield = field;


}


                            fields[i++] = oshort[x][1];


                            bvalid = false;


                        }


                   }


               }


}


        }


        if (fields.length > 0) {


           jcv_handleerrors(fields, focusfield);


        }


        return bvalid;


    }