Length of last Word Java solutions

Given A string s consists of upper/lower-case alphabets and empty space characters ‘ ‘ , return the length of LA St Word in the string.

If the last word does not exist, return 0.

Note:a word is defined as A character sequence consists for non-space characters only.

For example,
Given S = "Hello World" ,
Return 5 .

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1  Public classSolution {2      Public intLengthoflastword (String s) {3         if(s = =NULL|| S.length () = = 0)return0;4String A =S.trim ();5         if(a.length () = = 0)return0;6string[] tmp = S.split ("");7         returnTmp[tmp.length-1].length ();8     }9}

Length of last Word Java solutions