文件名称：密码大写小写数字重复
文件大小：2KB
文件格式：TXT
更新时间：2013-11-18 10:05:54
大写 小写 数字 重复
function validate(str){
var illegalChars = ['*','-'];//指定的特殊字符写在这个数组里面，个数不限。
str = str.value;
var numberCount = 0;
var upperCaseCount = 0;
var lowerCaseCount = 0;
var otherCharCount = 0;
var numberIndex = 0;
var upperCaseIndex = 0;
var lowerCaseIndex = 0;
var otherCharIndex = 0;
var temp;
for (var i = 0; i < str.length; i++) {
temp = str.charAt(i);
for(var j = 0; j < illegalChars.length; j++){
if(temp == illegalChars[j]){
return false;
}
}
temp = temp.charCodeAt();
if (temp >= 48 && temp <= 57) {
numberIndex = i;
numberCount++;
}else if(temp >= 65 && temp <= 90){
upperCaseIndex = i;
upperCaseCount++;
}else if(temp >= 97 && temp <= 122){
lowerCaseIndex = i;
lowerCaseCount++;
}else{
otherCharIndex = i;
otherCharCount++;
}
}
if (numberCount == 0 || (numberCount == 1 && (numberIndex == 0 || numberIndex == str.length-1 ))) {
return false;
}
if (upperCaseCount == 0 || (upperCaseCount == 1 && (upperCaseIndex == 0 || upperCaseIndex == str.length-1 ))) {
return false;
}
if (lowerCaseCount == 0 || (lowerCaseCount == 1 && (lowerCaseIndex == 0 || lowerCaseIndex == str.length-1 ))) {
return false;
}
if (otherCharCount == 0 || (otherCharCount == 1 && (otherCharIndex == 0 || otherCharIndex == str.length-1 ))) {
return false;
}
var result;
for(var i=0;i