Everyone know this but me

Okay i need to check if there is atleast one digit in a string.. how do i do that? Sorry im a noob!null
[117 byte] By [jbayugaa] at [2007-11-26 15:16:00]
# 1
Hint: Not with native code.
bschauwejavaa at 2007-7-8 10:48:53 > top of Java-index,Java HotSpot Virtual Machine,Specifications...