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Regular Expression
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(?<!\d)\d(?:\s*\d){16}\d(?!\d)
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gm
Input 1
New
'Mortgage ID 756953480812037780' ') *DT756953480812037780' ' q75695348081 0233 240' ') *DT756953480812037780' ' q03313375233 0233 329' 'ID 676170114397739293' 'ID NUMBER 676170114397739293' 'ID 676170114397739293' 'ID676170114397739293' EDIT: EXAMPLES THAT SHOULD NOT MATCH 'L1 (061510) 1009671-1000' 'L1 081510) 1009671-1000' 'L1 (061510) 1009671-1000'
Extraction
'Mortgage ID 756953480812037780' ') *DT756953480812037780' ' q75695348081 0233 240' ') *DT756953480812037780' ' q03313375233 0233 329' 'ID 676170114397739293' 'ID NUMBER 676170114397739293' 'ID 676170114397739293' 'ID676170114397739293' EDIT: EXAMPLES THAT SHOULD NOT MATCH 'L1 (061510) 1009671-1000' 'L1 081510) 1009671-1000' 'L1 (061510) 1009671-1000'