Regular Expressions 101

Community Patterns

Caculator

1

Regular Expression
ECMAScript (JavaScript)

/
^\s*([x])\s*([-+*\/])\s*(^|[ \(])\s*([-]?[0-9][\.\,\][0-9]*)\s*(^|[ \)])(?:\s*([-+*\/])\s*(^|[ \(])((?:[-])?[0-9][\.\,\][0-9]*))\s*(^|[ \)])*$
/

Description

no description available

Submitted by anonymous - 9 years ago