Regular Expressions 101

Community Patterns

Improved decimal numbers

1

Regular Expression
PCRE (PHP <7.3)

/
^-?(0?|(([1-9]{1}\d{0,2})(,\d{1,3})*|[1-9]+\d*))(\.(0{1}|\d*[1-9]{1})(e(0|[1-9]{1}\d*))?)?$
/

Description

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Submitted by Mirco Sanguineti - 7 years ago