regex101: Match token and optional convert to type in string

Pro

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

{the literal { (123₁₀ / 173₈ / 7B₁₆)

Group 1([\w.]+)*

*repeats the group contents below any number of times:

Character Class[\w.]+

+matches at least one character from the set below:

\wa Unicode word character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

Non-Capturing Group(?::([\w]+))?

?repeats the group contents below at most once:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 2([\w]+)

Character Class[\w]+

+matches at least one character from the set below:

\wa Unicode word character

}the literal } (125₁₀ / 175₈ / 7D₁₆)

Global pattern flags

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

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

25 tokens

Regular Expression

\${([\w.]+)*(?::([\w]+))?}

New

this is a ${partId} in a sentence
this is a ${param.someId} in a sentence
this is a ${partId:number} in a sentence
this is a ${userId:string} in a sentence
this is a ${param.someFlag:boolean} in a sentence
a ${lotId} and a ${panelId} in a sentence

Extraction

this is a ${partId} in a sentence
this is a ${param.someId} in a sentence
this is a ${partId:number} in a sentence
this is a ${userId:string} in a sentence
this is a ${param.someFlag:boolean} in a sentence
a ${lotId} and a ${panelId} in a sentence