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