請用JavaScript實現一個函數,接受一-個IP白名單列表whitelist以及 列表ipList,判斷輸入的ipList中是否有任何ip包含在whitelist中,如果存在返回true,如果都不存在返回false。要求:
1.列出所有測試用例
2.定義並實現該函數,有完整出入參*
示例:
如果有輸入:
whitelist = ["192.168.1.2"," 192.168.13","192.168.1.4","192.168.1.5"]iplist = ["192.168.1.5,"192.168.1.6"]則函數期望輸出爲; true
自己測試下寫的
let A = ["192.168.1.2", " 192.168.13", "192.168.1.4", "192.168.1.5"],
B = ["192.168.1.9", " 192.168.18"]
function getIt(whitelist, iplist) {
let exp = whitelist.find(item => iplist.includes(item))
if (typeof (exp) == "undefined") {
return false
}else{
return true
}
}
console.log(getIt(A,B));
因爲涉及到一個數組中是否包含另一個數組的值和如何判斷undefind,遂記錄一下