Regex: Check for valid integer
30 July 2023 (Updated 30 July 2023)
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General pattern
/^-?\d+$/JavaScript example
function isValidInteger(value) {
return /^-?\d+$/.test(value)
}
// isValidInteger(50) // true
// isValidInteger(-30) // true
// isValidInteger(--10) // false
// isValidInteger (-6-10) // false
Tagged:
Regex
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