preg_match_transformer.md

PregMatchTransformer

Perform a regular expression match

This transformer uses the php internal function: https://www.php.net/manual/en/function.preg-match.php

Task reference

• Service: CleverAge\ProcessBundle\Transformer\String\PregMatchTransformer
• Transformer code: preg_match

Accepted inputs

string

Possible outputs

array or null

Options

Code	Type	Required	Default	Description
pattern	string	X
flags	int		0
offset	int		0
mode_all	boolean		false	Use preg_match_all instead of preg_match

Examples

# Transformer options level
entry:
  service: '@CleverAge\ProcessBundle\Task\ConstantIterableOutputTask'
  outputs: [ preg_match ]
  options:
    output: 'foobarbaz'
preg_match:
  service: '@CleverAge\ProcessBundle\Task\TransformerTask'
  options:
    transformers:
      preg_match:
        pattern: '/(foo)(bar)(baz)/'
        flags: !php/const PREG_OFFSET_CAPTURE
      property_accessor:
        property_path: '[2]'