// GBK字符集实际长度计算
function getStrLeng(str){
var realLength = 0;
var len = str.length;
var charCode = -1;
for(var i = 0; i < len; i++){
charCode = str.charCodeAt(i);
if (charCode >= 0 && charCode <= 128) {
realLength += 1;
}else{
// 如果是中文则长度加2
realLength += 2;
}
}
return realLength;
}
// UTF8字符集实际长度计算
function getStrLeng(str){
var realLength = 0;
var len = str.length;
var charCode = -1;
for(var i = 0; i < len; i++){
charCode = str.charCodeAt(i);
if (charCode >= 0 && charCode <= 128) {
realLength += 1;
}else{
// 如果是中文则长度加3
realLength += 3;
}
}
return realLength;
}