B64.b64.at: def of emerging-ezhttp@0.21.0.0
Import: import emerging-ezhttp@0.21.0.0/src/b64.bend as B64
Lines 24-26 of emerging-ezhttp@0.21.0.0/src/b64.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezhttp@0.21.0.0/src/b64.bend&start_line=24&end_line=26

import Base

# one 6-bit value as an alphabet character
def b64.at(+n: U32) -> Char:
  b64.char(String.get(b64.table(), U32.to_nat(U32.and(n, 63))))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=emerging-ezhttp@0.21.0.0/src/b64.bend&name=b64.char
  https://jend.leeeet.dev/definition.txt?path=emerging-ezhttp@0.21.0.0/src/b64.bend&name=b64.table