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120 packages found

is-number

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

jonschlinkert
published 7.0.0 6 years ago
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@stdlib/math-base-assert-is-nan

Test if a double-precision floating-point numeric value is NaN.

stdlib-bot
published 0.2.1 2 months ago
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@alwatr/is-number

A simple utility to Check the value is number or can convert to a number, for example string ' 123 ' can be converted to 123.

alimd
published 1.0.5 6 days ago
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@stdlib/assert-is-number

Test if a value is a number.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/math-base-assert-is-infinite

Test if a double-precision floating-point numeric value is infinite.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/assert-is-positive-integer

Test if a value is a number having a positive integer value.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/assert-is-nonnegative-integer

Test if a value is a number having a nonnegative integer value.

stdlib-bot
published 0.2.1 2 months ago
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fast-isnumeric

The fast way to check if a JS object is numeric

archmoj
published 1.1.4 4 years ago
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@stdlib/assert-is-integer

Test if a value is a number having an integer value.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/math-base-assert-is-negative-zero

Test if a double-precision floating-point numeric value is negative zero.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/assert-is-nan

Test if a value is NaN.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/assert-is-nonnegative-number

Test if a value is a number having a nonnegative value.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/assert-is-positive-number

Test if a value is a number having a positive value.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/math-base-assert-is-odd

Test if a finite numeric value is an odd number.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/math-base-assert-is-positive-zero

Test if a double-precision floating-point numeric value is positive zero.

stdlib-bot
published 0.2.1 2 months ago
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@stdlib/math-base-assert-is-even

Test if a finite numeric value is an even number.

stdlib-bot
published 0.2.2 a month ago
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@stdlib/assert-is-number-array

Test if a value is an array-like object of numbers.

stdlib-bot
published 0.2.1 2 months ago
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validate.io-number

Validates if a value is a number.

kgryte
published 1.0.3 9 years ago
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validate.io-integer

Validates if a value is an integer.

kgryte
published 1.0.5 9 years ago
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@stdlib/assert-is-nonnegative-integer-array

Test if a value is an array-like object containing only nonnegative integers.

stdlib-bot
published 0.2.1 2 months ago
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