用JS找出兩個字串相同的最大子串
阿新 • • 發佈:2018-11-16
例如
輸入:str1 : instritesting
str2: string
輸出:stri
function Clear(str1,str2){ if (str1 > str2){ shorter = str2; longer = str1; } else { shorter = str1; longer = str2; } for (var a = shorter.length;a > 0;a--){ for (var b = 0;a+b < shorter.length;b++){ String1 = shorter.substring(b,a+b) if (longer.indexOf(String1) >= 0){ targetstring = String1; return targetstring; } } } } console.log(Clear("instritesting", "string"))