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Editorial Team
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Editorial Team
Asked: May 24, 20262026-05-24T19:13:29+00:00 2026-05-24T19:13:29+00:00

Possible Duplicates: How to parseInt a string with leading 0 Workarounds for JavaScript parseInt

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Possible Duplicates:
How to parseInt a string with leading 0
Workarounds for JavaScript parseInt octal bug

How can I parse the “09” into number?

alert(parseInt(“09”));

This returns me 0 ..Why is that and how do I fix this?

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  1. Editorial Team
    Editorial Team
    2026-05-24T19:13:30+00:00Added an answer on May 24, 2026 at 7:13 pm

    Specify the base as well:

    alert(parseInt("09", 10));  // outputs 9
    
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