What is the regex for decimal number?

Q: What is the regex for decimal number?

/-?\d+(?:\.\d+)?/g — Matches an integer or decimal number, optionally negative.

Regex · Decimal number · Free

Decimal number regex.

Matches an integer or decimal number, optionally negative. Copy the pattern below, see what it matches, then tweak it for your exact case with the free generator.

The pattern

/-?\d+(?:\.\d+)?/g

✓ Matches

3.14-0.542

✗ Doesn't match

1,000abc.

Need a variation? Generate one

Describe the match

Flavor

Other common patterns

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