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author冲冲冲没什么说的 <57393366+AvadaKedavra000@users.noreply.github.com>2022-02-16 00:09:38 +0800
committerGitHub <noreply@github.com>2022-02-16 00:09:38 +0800
commit1f69a7942aa7218645824850ae2f50e8cba1943e (patch)
treeb277fd061b96ee32cf11632b63357232dd74be13 /files/zh-cn/web
parent1269ba9bb27f208d13ec792d8dbe3c3f5476b6b2 (diff)
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add missed false (#3860)
原文: 不要将原始布尔值的true和false与Boolean对象的真或假混淆。任何一个值,只要它不是 undefined、null、0、NaN或空字符串("")那么无论是任何对象,即使是值为假的Boolean对象,在条件语句中都为真。例如...... 修改:少了一个情况false 修改后: 不要将原始布尔值的true和false与Boolean对象的真或假混淆。任何一个值,只要它不是 undefined、null、false、0、NaN或空字符串("")那么无论是任何对象,即使是值为假的Boolean对象,在条件语句中都为真。例如......
Diffstat (limited to 'files/zh-cn/web')
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1 files changed, 1 insertions, 1 deletions
diff --git a/files/zh-cn/web/javascript/reference/statements/if...else/index.html b/files/zh-cn/web/javascript/reference/statements/if...else/index.html
index 3c82986bec..991e36f52d 100644
--- a/files/zh-cn/web/javascript/reference/statements/if...else/index.html
+++ b/files/zh-cn/web/javascript/reference/statements/if...else/index.html
@@ -78,7 +78,7 @@ else
}
</pre>
-<p>不要将原始布尔值的<code>true</code>和<code>false</code>与<a href="/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Boolean" title="en/JavaScript/Reference/Global_Objects/Boolean">Boolean</a>对象的真或假混淆。任何一个值,只要它不是 <code>undefined</code><font face="Open Sans, Arial, sans-serif">、</font><code>null</code>、 <code>0</code><font face="Open Sans, Arial, sans-serif">、</font><code>NaN</code>或空字符串(<code>""</code>),那么无论是任何对象,即使是值为假的Boolean对象,在条件语句中都为真。例如:</p>
+<p>不要将原始布尔值的<code>true</code>和<code>false</code>与<a href="/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Boolean" title="en/JavaScript/Reference/Global_Objects/Boolean">Boolean</a>对象的真或假混淆。任何一个值,只要它不是 <code>undefined</code><font face="Open Sans, Arial, sans-serif">、</font><code>null</code>、<code>false</code>、 <code>0</code><font face="Open Sans, Arial, sans-serif">、</font><code>NaN</code>或空字符串(<code>""</code>),那么无论是任何对象,即使是值为假的Boolean对象,在条件语句中都为真。例如:</p>
<pre class="brush: js">var b = new Boolean(false);
if (b) //表达式的值为true