英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:

undefined    音标拼音: [,ʌndɪf'ɑɪnd]
a. 不明确的,未下定义的

不明确的,未下定义的

undefined
未定义的; 未定界的 UNDEF

undefined
未定义

undefined
adj 1: not precisely limited, determined, or distinguished; "an
undefined term"; "undefined authority"; "some undefined
sense of excitement"; "vague feelings of sadness"; "a
vague uneasiness" [synonym: {undefined}, {vague}] [ant:
{defined}]

Undefined \Undefined\
See {defined}.

137 Moby Thesaurus words for "undefined":
aleatoric, aleatory, all-knowing, all-powerful, all-seeing,
all-wise, almighty, amorphic, amorphous, anarchic, anonymous,
baggy, blear, bleared, bleary, blobby, blurred, blurry, boundless,
broad, chance, chancy, changeless, chaotic, characterless,
confused, creating, creative, cryptonymic, cryptonymous, dark, dim,
disordered, disorderly, eternal, eternally the same, everlasting,
faint, featureless, feeble, filmy, foggy, formless, fuzzy, general,
glorious, good, half-seen, half-visible, hallowed, hazy, highest,
hit-or-miss, holy, ill-defined, immortal, immutable, imprecise,
inaccurate, inchoate, incognito, incoherent, inconspicuous,
indecisive, indefinable, indefinite, indeterminable, indeterminate,
indistinct, indistinguishable, inexact, infinite, inform,
innominate, just, kaleidoscopic, lax, limitless, loose, loving,
low-profile, luminous, lumpen, majestic, making, merciful,
merely glimpsed, misty, nameless, nondescript, nonspecific,
numinous, obscure, omnipotent, omnipresent, omniscient, one,
orderless, out of focus, pale, permanent, perpetual, radiant,
random, sacred, semivisible, shadowed forth, shadowy, shapeless,
shaping, sovereign, stochastic, supreme, sweeping, timeless,
ubiquitous, unacknowledged, unbounded, uncertain, unchanging,
unclear, undesignated, undestined, undetermined, unidentified,
unknown, unlimited, unnamed, unordered, unorganized, unplain,
unrecognizable, unspecified, vague, veiled, weak, without a name


请选择你想看的字典辞典:
单词字典翻译
undefined查看 undefined 在百度字典中的解释百度英翻中〔查看〕
undefined查看 undefined 在Google字典中的解释Google英翻中〔查看〕
undefined查看 undefined 在Yahoo字典中的解释Yahoo英翻中〔查看〕





安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • undefined(程序语句)_百度百科
    2.JavaScript语言中特殊的原始数据类型Undefined,该数据类型只有一个值“undefined”,与另一个特殊原始数据类型NULL在不同的场景下有相似的行为。 (上文中“Undefined”指数据类型,“undefined”指值;类似的“NULL”指数据类型,“null”指值)
  • undefined - 搜索 词典
    9 The effect of any ordinary character being preceded by an escape is undefined 任何 普通 字 符前 跟 转义 字符 的 作用 是 未 定义 的。
  • undefined - JavaScript | MDN
    You can use undefined and the strict equality and inequality operators to determine whether a variable has a value In the following code, the variable x is not initialized, and the if statement evaluates to true
  • 彻底搞懂 null 和 undefined!一次性解决所有疑惑,告别模糊认知在 JavaScript 中,null - 掘金
    在 JavaScript 中,null 和 undefined 是两个常见但又容易混淆的概念。 它们都表示“没有值”或“缺失的值”,但在具体语义和使用场景上存在细微而重要的差异。 正因为这两者的模糊性,我
  • UNDEFINED Definition Meaning - Merriam-Webster
    Cesar Hernandez, San Francisco Chronicle, 27 Mar 2026 The White House is attempting to manage a large-scale military confrontation with an undefined exit strategy—a confrontation that is unnerving markets
  • 一文彻底搞懂javascript中的undefined - 知乎
    undefined != not defined 需要注意的是, undefined 和 not defined 是两个不同的概念。 undefined 表示一个变量已经声明但还没有被赋值,而 not defined 表示一个变量没有被声明。
  • UNDEFINED | English meaning - Cambridge Dictionary
    UNDEFINED definition: 1 not clearly described, stated, or known: 2 not having been given a definition (= a statement… Learn more
  • UNDEFINED definition and meaning | Collins English Dictionary
    Definition of 'undefined' undefined in British English (ˌʌndɪˈfaɪnd ) adjective not defined or made clear
  • undefined是什么意思_百度知道
    不少的朋友在浏览计算机专业论坛过程中,经常会发现undefined这个词组,究竟undefined代表着什么意思,它都有什么作用,下面让我们一起去了解吧。 详细内容 1、undefined表示“未定义”,一个特殊值,通常用于指示变量尚未赋值。





中文字典-英文字典  2005-2009