试题:两种方法实现判断字符串的长度

tech2026-08-25  2

方法一:

unction retByte(target){ var count = 0 for(var i =0;i<target.length;i++){ if(target.charCodeAt(i) >= 255){ count ++ }else{ count += 2 } } console.log(count) }

方法二:

function retByteLength(targetString){ var count = targetString.length for(var j=0;j<targetString.length; j++){ if(target.charCodeAt(j) >255){ count ++ } } console.log(count) }
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