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Home/ Questions/Q 8496359
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Editorial Team
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Editorial Team
Asked: June 10, 20262026-06-10T23:49:53+00:00 2026-06-10T23:49:53+00:00

I wanted to create a Javascript regex, which accepts 123, 123.123, 12.34, 1.324 But

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I wanted to create a Javascript regex, which accepts

123,
123.123,
12.34,
1.324

But should not accept

1246,
1234.45,
1.2364

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  1. Editorial Team
    Editorial Team
    2026-06-10T23:49:55+00:00Added an answer on June 10, 2026 at 11:49 pm

    Try this regexp:

    /^[0-9]{1,3}(\.[0-9]{1,3})?$/
    
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