Numbers

Percentage

Matches percentage values with optional decimal and a trailing % sign.

Try it in RegexPro →

Available in

JSSupported

JavaScript / ECMAScript

Browser-native RegExp. Default if you don't pick.

PYSupported

Python (re)

CPython stdlib `re`. Unicode-aware `\w` and `\d` by default.

GOSupported

Go (RE2)

Linear-time matching. No backreferences or lookarounds.

Pattern

regexengine-agnostic
^\d+(\.\d+)?%$

Raw source: ^\d+(\.\d+)?%$

How it works

`^\d+` matches integer part. `(\.\d+)?` optional decimals. `%$` requires a trailing percent sign at end.

Examples

Input

95%

Matches

  • 95%

Input

99.9%

Matches

  • 99.9%

Input

100

No match

—

Common use cases

  • •Statistics
  • •Form inputs
  • •Report parsing

Related patterns

US Currency (USD)

Numbers

Matches USD currency amounts with optional $ sign, thousands separators, and cents.

Decimal Number

Numbers

Matches decimal numbers, including integers and negatives.

Binary Number Literal

Numbers

Match binary number literals like `0b1010` or `0B11110000`.

Float / Scientific Number

Numbers

Match floating-point and scientific-notation numbers including `1.5`, `.25`, `1e10`, `-3.14E-2`.

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