Regular Expressions 101

Pro

Non-Capturing Group(?:ISO|ASTM\s*D)

1st AlternativeISO

ISOthe literal text ISO (case sensitive)

2nd AlternativeASTM\s*D

ASTMthe literal text ASTM (case sensitive)

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

Dthe literal D (68₁₀ / 104₈ / 44₁₆) (case sensitive)

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

Regular Expression

(?:ISO|ASTM\s*D)

New

ISO 527-1, DIN EN ISO 3349-3, and ASTM D143 are all testing standards. ISO 31 33, ISO 334 9 are specific to static bending, but ASTM D 149-3 includes various other 9.

Substitution

ISO 527-1, DIN EN ISO 3349-3, and ASTM D143 are all testing standards. ISO 31 33, ISO 334 9 are specific to static bending, but ASTM D 149-3 includes various other 9.