如何判断文本框输入的是英文还是中文、日文、韩文以及别的语言？

Question

你到word里菜单插入-》符号，看汉字的字符代码，同理可以看日文，韩文的代码范围

Answer 1

/**
 * 慡妏僠僃僢僋乮敿妏暥帤傪娷傫偱偄傟偽僄儔乕乯
 */
function checkZenkaku( testCd ) {
    for ( i in byt1Set ) {
        if ( testCd.search(byt1Set[i]) != -1 ) {
            return false ;
        }
    }
    return true ;
}
var byt1Set = new Array(
"掇","忿","皋","罐","恨","晦","嫁","睫","巨","哭",
"擂","赁","罗","棉","霓","兽","宿","剔","娃","无",
"蔬","诉","踢","瓦","芜","侈","?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,"?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,"?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,"?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,"?,"?,"?,
"?,"?,"?,"?,"?,"?,"?,"?,"?,"?,
" ","\\!","\\\"","\\#","\\$","\\%","\\&","\\'","\\(","\\)","\\*","\\+","\\,","\\-","\\.","\\/",
"0","1","2","3","4","5","6","7","8","9","\\:","\\;","\\<","\\=","\\>","\\?",
"@","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O",
"P","Q","R","S","T","U","V","W","X","Y","Z","\\[","\\\\","\\]","\\^","\\_",
"\\`","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o",
"p","q","r","s","t","u","v","w","x","y","z","\\{","\\|","\\}","\\~"
);
只供参考.我这CHECK太多.如果急用怀我联系[email protected]