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Template:Valid/doc

维基百科,自由的百科全书

Purpose

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Determines whether something is valid in a certain context. Currently only implemented for determining if a number is within the precision that wikipedia expressions can handle.

Returns

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true if the argument is valid, false if it is not.

Examples

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{{valid|number=A}} = (not a number)
{{valid|number=1234}} =
{{valid|number=+1234}} =
{{valid|number=-1234}} =
{{valid|number=(1234)}} = (one pair of parenthesis is allowed)
{{valid|number=--1234}} = (incorrect sign use)
{{valid|number=1234567890}} =
{{valid|number=12345678901234567890}} = (too large)
{{valid|number=1.234567890}} =
{{valid|number=1.2345678901234567890}} = (too many decimals)