數組去重

/* Object.is() ----判斷是否重複，NaN也能夠判斷 */ let arr = [10,30,4,4,5,6,7,7,8,4,5,6,NaN,NaN,0]; let newArray = []; arr.forEach((item) => { let flag = true; for(var i=0; i<newArray.length; i++){ if(Object.is(it

>>阅读原文<<