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# PEAR_Validate::validVersion()

PEAR_Validate::validVersion() -- Determine whether a version is a properly formatted version number that can be used by version_compare()

## Synopsis

    require_once '/Validate.php';

``bool PEAR_Validate::validVersion` (string $ver)`

## Description

Use this method to test the validity of a version number string. All versions must be testable with PHP's version_compare().

## Parameter

string `$ver`

  Version string

## Throws

throws no exceptions thrown

## Final

final - this method should not be overridden.

## Note

This function should be called statically.

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PEAR_Validate::validState() | Up | PEAR_Validate::_validPackageName()