Rumah > Artikel > hujung hadapan web > javascript查找字符串中出现最多的字符和次数的小例子_javascript技巧
<script> </script>
var str = 'hskflassssssssskssssdssssussssghgfhssssdsssfh';
var arr = str.split('');
arr.sort();
str = arr.join('');
var re = /(\w)\1+/g;
var value = '';
var num = 0;
str.replace(re,function($0,$1){
if($0.length > num){
num = $0.length;
value = $1;
}
});
alert('最多的字符:'+value+',个数:'+num);