function isNotNull(value) {
    return $.trim(value).length > 0;
}

function enCnNum(value) {
    return /^[0-9A-Za-z\u0391-\uFFE5\_\- ]+$/.test(value);
}

function isSafeChar(value) {
    //var re=new RegExp("/^[\w\\x80-\\xff-]+$/");
    //var re1 = new RegExp("^([\u4E00-\uFA29]|[\uE7C7-\uE7F3]|[a-zA-Z0-9])*$");
    return /^([ ]+|[,]+|[.]+|[\u4E00-\uFA29]|[\uE7C7-\uE7F3]|[\u0020]|[a-zA-Z0-9]|_)*$/.test(value); //汉字，字母，下划线，数字组成。
}

function isSafeRegisterUserName(value) {
    //var re=new RegExp("/^[\w\\x80-\\xff-]+$/");
    //var re1 = new RegExp("^([\u4E00-\uFA29]|[\uE7C7-\uE7F3]|[a-zA-Z0-9])*$");
    return /^([ ]+|[.]+|[\uE7C7-\uE7F3]|[\u0020]|[a-zA-Z0-9]|_)*$/.test(value);   //字母，下划线，数字，"."组成。
}

function isSafeChar11(value) {
    //var re = "‘|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare|;|or|-|+|,";
    var re = "\'|\"|;|,";
    //var re="/^[\w\\x80-\\xff-]+$/";
    var sarray = new Array();
    sarray = re.split('|');
    for (i = 0; i < sarray.length; i++) {
        if (value.indexOf(sarray[i]) >= 0)
            return false;
    }
    return true;
}

function email(value) {
    var reg = /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i;
    return reg.test(value);
}

function pwdLength(value) {
    return $.trim(value).length >= 6 && $.trim(value).length <= 18;
}

function equStrLength(value, maxLength) {
    return $.trim(value).length == maxLength;
}

function passwordSame(value, newvalue) {
    return newvalue == value;
}

function regexNumLetter(value) {
    return /^[0-9A-Za-z]+$/.test(value);
}

function length6_20(value) {
    return $.trim(value).length >= 6 && $.trim(value).length <= 20;
}
function length2_24(value) {
    return $.trim(value).length >= 2 && $.trim(value).length <= 24;
}
function length1_24(value) {
    return $.trim(value).length >= 1 && $.trim(value).length <= 24;
}


function isChn(value) {
    // var reg = /^[u4e00-u9fa5],{0,}$/;
    //return reg.test(value);
    return true;
}