Extract all regex matches

Supported in: Batch

Extract all instances of a regex match into an array.

Expression categories: Regex, String

Declared arguments

• Expression - String to extract values from.
  Expression<String>
• Group - Group number to extract. If 0, the whole regex pattern is matched.
  Literal<Integer>
• Pattern - Regex expression of pattern to match.
  Regex

Output type: Array<String>

Examples

Example 1: Base case

Description: Extract the first two initials from each code. Argument values:

• Expression: MT-112, XB-967
• Group: 1
• Pattern: (\w\w)(-)

Output: [ MT, XB ]

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Example 2: Null case

Description: Null inputs give null outputs. Argument values:

• Expression: null
• Group: 1
• Pattern: (\w\w)(-)

Output: null

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