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存量题库数据更新

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小墨
2023-12-09 18:42:21 +08:00
parent a788808cd7
commit c198538f10
10843 changed files with 288489 additions and 248355 deletions
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leetcode-cn/problem (Chinese)/事件发射器 [event-emitter].html
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@@ -12,7 +12,9 @@
<p><strong>示例 1：</strong></p>
<pre>
<b>输入：</b>actions = ["EventEmitter", "emit", "subscribe", "subscribe", "emit"], values = [[], ["firstEvent", "function cb1() { return 5; }"], ["firstEvent", "function cb1() { return 5; }"], ["firstEvent"]]
<b>输入：
</b>actions = ["EventEmitter", "emit", "subscribe", "subscribe", "emit"],
values = [[], ["firstEvent", "function cb1() { return 5; }"], ["firstEvent", "function cb1() { return 5; }"], ["firstEvent"]]
<b>输出：</b>[[],["emitted",[]],["subscribed"],["subscribed"],["emitted",[5,6]]]
<b>解释：</b>
const emitter = new EventEmitter();
@@ -25,7 +27,9 @@ emitter.emit("firstEvent"); // [5, 6], 返回 cb1 和 cb2 的输出
<p><strong>示例 2：</strong></p>
<pre>
<b>输入：</b>actions = ["EventEmitter", "subscribe", "emit", "emit"], values = [[], ["firstEvent", "function cb1(...args) { return args.join(','); }"], ["firstEvent", [1,2,3]], ["firstEvent", [3,4,6]]]
<b>输入：
</b>actions = ["EventEmitter", "subscribe", "emit", "emit"],
values = [[], ["firstEvent", "function cb1(...args) { return args.join(','); }"], ["firstEvent", [1,2,3]], ["firstEvent", [3,4,6]]]
<b>输出：</b>[[],["subscribed"],["emitted",["1,2,3"]],["emitted",["3,4,6"]]]
<strong>解释：</strong>注意 emit 方法应该能够接受一个可选的参数数组。
@@ -38,7 +42,9 @@ emitter.emit("firstEvent", [3, 4, 6]); // ["3,4,6"]
<p><strong>示例 3：</strong></p>
<pre>
<b>输入：</b>actions = ["EventEmitter", "subscribe", "emit", "unsubscribe", "emit"], values = [[], ["firstEvent", "(...args) =&gt; args.join(',')"], ["firstEvent", [1,2,3]], [0], ["firstEvent", [4,5,6]]]
<b>输入：
</b>actions = ["EventEmitter", "subscribe", "emit", "unsubscribe", "emit"],
values = [[], ["firstEvent", "(...args) =&gt; args.join(',')"], ["firstEvent", [1,2,3]], [0], ["firstEvent", [4,5,6]]]
<b>输出：</b>[[],["subscribed"],["emitted",["1,2,3"]],["unsubscribed",0],["emitted",[]]]
<b>解释：</b>
const emitter = new EventEmitter();
@@ -48,6 +54,20 @@ sub.unsubscribe(); // undefined
emitter.emit("firstEvent", [4, 5, 6]); // [], 没有订阅者
</pre>
<p><strong>示例 4：</strong></p>
<pre>
<b>输入：
</b>actions = ["EventEmitter", "subscribe", "subscribe", "unsubscribe", "emit"],
values = [[], ["firstEvent", "x =&gt; x + 1"], ["firstEvent", "x =&gt; x + 2"], [0], ["firstEvent", [5]]]
<b>输出：</b>[[],["subscribed"],["emitted",["1,2,3"]],["unsubscribed",0],["emitted",[7]]]
<b>解释：</b>
const emitter = new EventEmitter();
const sub1 = emitter.subscribe("firstEvent", x =&gt; x + 1);
const sub2 = emitter.subscribe("firstEvent", x =&gt; x + 2);
sub1.unsubscribe(); // undefined
emitter.emit("firstEvent", [5]); // [7]</pre>
<p>&nbsp;</p>
<p><strong>提示：</strong></p>