題目連結
解法
function findNeedle(haystack) {
return "found the needle at position " + haystack.indexOf("needle");
}
筆記
如何快速找到陣列中的索引？ indexOf()
直接返回字串
#javascript #Codewars #indexOf
function findNeedle(haystack) {
return "found the needle at position " + haystack.indexOf("needle");
}
如何快速找到陣列中的索引？ indexOf()
直接返回字串
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