| 种类 |
特性/要害字 |
数组处理
Array, concat, join, length, reverse, slice sort
赋值
赋值 (=)复合赋值(OP=)
Boolean
Boolean
注释
/*...*/ 或 //
常数/文字
NaNnulltrue, false Infinityundefined
控制流
Breakcontinuedo...while forfor...inif...elseLabeled
returnswitch while
日期和时间
DategetDate, getDay, getFullYear, getHours, getMilliseconds, getMinutes, getMonth, getSeconds, getTime, getTimezoneOffset, getYear, getUTCDate, getUTCDay, getUTCFullYear, getUTCHours, getUTCMilliseconds, getUTCMinutes, getUTCMonth, getUTCSeconds, setDate, setFullYear, setHours, setMilliseconds, setMinutes, setMonth, setSeconds, setTime, setYear, setUTCDate, setUTCFullYear, setUTCHours, setUTCMilliseconds, setUTCMinutes, setUTCMonth, setUTCSeconds, toGMTString, toLocaleString, toUTCString, parse, UTC
声明
Functionnewthisvarwith
错误处理
Error, description, number, throw, try...catch
函数创建
Caller, Functionarguments, length
Global 方法
Globalescape, unescapeevalisFinite, isNaNparseInt, parseFloat
数学
Mathabs, acos, asin, atan, atan2, ceil, cos, eXP, floor, log, max, min, pow, random, round, sin, sqrt, tan, E, LN2, LN10, LOG2E, LOG10E, PI, SQRT1_2, SQRT2
数字
NumberMAX_VALUE, MIN_VALUENaNNEGATIVE_INFINITY, POSITIVE_INFINITY
对象创建
ObjectnewconstrUCtor, prototype, toString, valueOf
运算符
加 (+), 减 (-)算术取模 (%)乘 (*), 除 (/)负 (-)相等 (==), 不相等 (!=)小于 (<), 小于等于 (<=)大于 (>)大于等于 (>=)逻辑与 (&&), 或 (), 非 (!)位与 (&), 或 (), 非 (~), 异或 (^)位左移 (<<), 右移 (>>)无符号右移 (>>>)条件 (?:)逗号 (,)delete, typeof, void递减 (--), 递增 (++), 恒等 (===), 不恒等 (!==)
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