Regular Expressions 101

Pro

Group 1(provider\s+"aws"\s+{[\s\S]*?version\s+=\s+"~>\s*)

providerthe literal text provider (case sensitive)

\s+a Unicode whitespace character, repeated at least once

"aws"the literal text "aws" (case sensitive)

\s+a Unicode whitespace character, repeated at least once

{the literal { (123₁₀ / 173₈ / 7B₁₆)

Character Class[\s\S]*?

*?matches any number of characters from the set below:

\sa Unicode whitespace character

\Sany character that is not Unicode whitespace

versionthe literal text version (case sensitive)

\s+a Unicode whitespace character, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\s+a Unicode whitespace character, repeated at least once

"~>the literal text "~>

\s*a Unicode whitespace character, repeated any number of times

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

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

Detailed match information will be displayed here automatically.

25 tokens

(provider\s+"aws"\s+{[\s\S]*?version\s+=\s+"~>\s*)[^"]*

New

provider "aws" {
  region  = var.region
  version = "~> 2.59"

  assume_role {
    role_arn = "tes_role"
  }
}

\g<1>2.61

provider "aws" {
  region  = var.region
  version = "~> 2.59"

  assume_role {
    role_arn = "tes_role"
  }
}