regular expression float or integer code example

Example: js string only positive float numbers

if ("10".match(/^(?!0\d)\d*(\.\d+)?$/)) {
	console.log('match')
} // expected output: 'match'

// matches
	// 10.0
	// 0.10
	// 123.456
// Does not match
	// a1
	// 00.10