The Right Way to Add Months to a Date in JavaScript (It's Not What You Think)
javascript
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"What date is 1 month from today?" For March 24, the intuitive answer is April 24. Simple. But what about January 31? Is one month later February 28? February 31? March 3? Date arithmetic involving months is genuinely ambiguous, and the way JavaScript handles it will surprise you. What JavaScript Actually Does const d = new Date('2026-01-31'); d.setMonth(d.getMonth() + 1); // "Add 1 month" console.log(d.toISOString()); // "2026-03-03T00:00:00.000Z" You asked for February,