How to use byebug in rails

- November 03, 2020

How to use byebug in rails

$ gem install byebug

class PeopleController < ApplicationController
  def new
    byebug
    @person = Person.new
  end
end


byebug Commands

Byebug's commands
Command Aliases Subcommands
backtrace bt w where 
break b 
catch cat 
condition cond 
continue c cont 
continue! c! cont! 
debug 
delete del 
disable dis breakpoints display
display disp 
down 
edit ed 
enable en breakpoints display
finish fin 
frame f 
help h 
history hist 
info i args breakpoints catch display file line program
interrupt int 
irb 
kill 
list l 
method m instance
next n 
pry 
quit q 
quit! q! 
restart 
save sa 
set autoirb autolist autopry autosave basename callstyle fullpath histfile histsize linetrace listsize post_mortem savefile stack_on_error width
show autoirb autolist autopry autosave basename callstyle fullpath histfile histsize linetrace listsize post_mortem savefile stack_on_error width
skip sk 
source so 
step s 
thread th current list resume stop switch
tracevar tr 
undisplay undisp 
untracevar untr 
up 
var v all constant global instance local

Command	Aliases	Subcommands
`backtrace`	`bt` `w` `where`
`break`	`b`
`catch`	`cat`
`condition`	`cond`
`continue`	`c` `cont`
`continue!`	`c!` `cont!`
`debug`
`delete`	`del`
`disable`	`dis`	`breakpoints` `display`
`display`	`disp`
`down`
`edit`	`ed`
`enable`	`en`	`breakpoints` `display`
`finish`	`fin`
`frame`	`f`
`help`	`h`
`history`	`hist`
`info`	`i`	`args` `breakpoints` `catch` `display` `file` `line` `program`
`interrupt`	`int`
`irb`
`kill`
`list`	`l`
`method`	`m`	`instance`
`next`	`n`
`pry`
`quit`	`q`
`quit!`	`q!`
`restart`
`save`	`sa`
`set`		`autoirb` `autolist` `autopry` `autosave` `basename` `callstyle` `fullpath` `histfile` `histsize` `linetrace` `listsize` `post_mortem` `savefile` `stack_on_error` `width`
`show`		`autoirb` `autolist` `autopry` `autosave` `basename` `callstyle` `fullpath` `histfile` `histsize` `linetrace` `listsize` `post_mortem` `savefile` `stack_on_error` `width`
`skip`	`sk`
`source`	`so`
`step`	`s`
`thread`	`th`	`current` `list` `resume` `stop` `switch`
`tracevar`	`tr`
`undisplay`	`undisp`
`untracevar`	`untr`
`up`
`var`	`v`	`all` `constant` `global` `instance` `local`

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Dwijendra Parashar

How to use byebug in rails

Byebug's commands

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