Builtin Objects

PipyJS implemented a subset of the core ECMAScript builtin objects including Number, String and Array, etc. Here's a list of the supported classes and their properties and methods. For detailed information, please refer to Standard built-in objects on MDN.

Number

PipyJS implementation of Number supports the following properties and methods:

• EPSILON
• MAX_SAFE_INTEGER
• MAX_VALUE
• MIN_SAFE_INTEGER
• MIN_VALUE
• NaN
• NEGATIVE_INFINITY
• POSITIVE_INFINITY
• toExponential()
• toFixed()
• toPrecision()

Refer to Number on MDN for details.

String

PipyJS implementation of String supports the following properties and methods:

• length
• charAt()
• charCodeAt()
• codePointAt()
• concat()
• endsWith()
• fromCharCode()
• fromCodePoint()
• includes()
• indexOf()
• lastIndexOf()
• match()
• padEnd()
• padStart()
• repeat()
• replace()
• replaceAll()
• search()
• slice()
• split()
• startsWith()
• substring()
• toLowerCase()
• toUpperCase()
• trim()
• trimEnd()
• trimStart()

Refer to String on MDN for details.

Array

PipyJS implementation of Array supports the following methods:

• length
• concat()
• copyWithin()
• every()
• fill()
• filter()
• find()
• findIndex()
• flat()
• flatMap()
• forEach()
• includes()
• indexOf()
• join()
• lastIndexOf()
• map()
• pop()
• push()
• reduce()
• reduceRight()
• reverse()
• shift()
• slice()
• some()
• sort()
• splice()
• unshift()

Refer to Array on MDN for details.

RegExp

Currently, PipyJS does NOT support regular expression literals, but you can "new" RegExp objects. PipyJS implementation of RegExp supports the following methods:

• source
• global
• ignoreCase
• lastIndex
• exec
• test

Refer to RegExp on MDN for details.

Math

PipyJS implementation of Math supports the following properties and methods:

• E
• LN10
• LN2
• LOG10E
• LOG2E
• PI
• SQRT1_2
• SQRT2
• abs()
• acos()
• acosh()
• asin()
• asinh()
• atan()
• atanh()
• atan2()
• cbrt()
• ceil()
• clz32()
• cos()
• cosh()
• exp()
• expm1()
• floor()
• fround()
• hypot()
• imul()
• log()
• log1p()
• log10()
• log2()
• max()
• min()
• pow()
• random()
• round()
• sign()
• sin()
• sqrt()
• tan()
• tanh()
• trunc()

Refer to Math on MDN for details.

Date

PipyJS implementation of Date supports the following methods:

• getDate()
• getDay()
• getFullYear()
• getHours()
• getMilliseconds()
• getMinutes()
• getMonth()
• getSeconds()
• getTime()
• now()
• setDate()
• setFullYear()
• setHours()
• setMilliseconds()
• setMinutes()
• setMonth()
• setSeconds()
• setTime()
• toDateString()
• toTimeString()
• toISOString()
• toUTCString()

Refer to Date on MDN for details.