获取字符串中最长的对称的字串的大小

longestPalindrome=function(s){

if(s.length==1)
return 1;

var
a=0; for(vari=0;i<s.length;i++) {

for(var
j=i+1;j<=s.length;j++) {

if(s.slice(i,j).split("").join("")== (s.slice(i,j)).split("").reverse().join(""))
{

a=(j-i)>a?(j-i):a;

}

}

}

return
a;

}

`Test.assertEquals(longestPalindrome("a"),
1)Test.assertEquals(longestPalindrome("aa"),
2)Test.assertEquals(longestPalindrome("baa"),
2)Test.assertEquals(longestPalindrome("aab"),
2)Test.assertEquals(longestPalindrome("baabcd"),
4)Test.assertEquals(longestPalindrome("baablkj12345432133d"),
9)