in reply to Need a regular expression to check the first digit
Give us some code we can run. See I know what I mean. Why don't you?
Update: What do you expect /^[5]+$/ to match? What does each component of the expression do? To save us all a little time these are the interesting components:
- ^
- [5]+
- $
Optimising for fewest key strokes only makes sense transmitting to Pluto or beyond
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