|-
| '''Summary'''
|Decodes an {{Code|xs:integer}} from {{Code|$str}}, assuming that it's encoded in base {{Code|$base}}.<br /> The first {{Code|$base}} elements of the sequence {{Code|'0',..,'9','a',..,'z'}} are allowed as digits, case doesn't matter. <br />Valid bases are 2, ..., -36.<br /> If {{Code|$str}} contains more than 64 bits of information, the result is truncated arbitarily.
|-
| '''Examples'''