b Display or change the block size

Usage: b[f] [arg]
    Get/Set block size
  • b display current block size
    • Change the block size with b <block-size>. In visual mode you can also enter radare2 command pressing the : key (like vi does)

  • b 33 set block size to 33
  • b+3 increase blocksize by 3
  • b-16 decrease blocksize by 16
  • b eip+4 numeric argument can be an expression
  • bf foo set block size to flag size
  • bm 1M set max block size