Regular Expressions 101

Group 1([A-z_$][\w$]*)

Character Class[A-z_$]

A-zone character from A (65₁₀) to z (122₁₀) (case sensitive)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

Character Class[\w$]*

*matches any number of characters from the set below:

\wany word character

$the literal $ (36₁₀ / 44₈ / 24₁₆)

\s+any whitespace character, repeated at least once

asthe literal text as (case sensitive)

\s+any whitespace character, repeated at least once

Group 2([A-z_$][\w$]*)

Character Class[A-z_$]

A-zone character from A (65₁₀) to z (122₁₀) (case sensitive)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

Character Class[\w$]*

*matches any number of characters from the set below:

\wany word character

$the literal $ (36₁₀ / 44₈ / 24₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

([A-z_$][\w$]*)\s+as\s+([A-z_$][\w$]*)

New

const { export1 as alias1 } = require("module-name");
const { export2 as alias2, export3 as alias3 } = require("module-name");