no-dupe-args
NOTE: this rule is part of the
推荐
rule set.Enable full set in
deno.json
:{ "lint": { "rules": { "tags": ["推荐"] } } }
Enable full set using the Deno CLI:
deno lint --rules-tags=推荐
This rule can be explictly included to or excluded from the rules present in the current tag by adding it to the
include
or exclude
array in deno.json
:{ "lint": { "rules": { "include": ["no-dupe-args"], "exclude": ["no-dupe-args"] } } }
不允许在函数签名中多次使用相同的参数名称。
如果你向一个函数提供多个相同名称的参数,最后一个实例将会覆盖前面的实例。这很可能是一个无意的拼写错误。
无效:
function withDupes(a, b, a) {
console.log("我是第二个a的值:", a);
}
有效:
function withoutDupes(a, b, c) {
console.log("我是第一个(也是唯一的)a的值:", a);
}