print_format.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Julia Version 1.0.0\n",
      "Commit 5d4eaca0c9 (2018-08-08 20:58 UTC)\n",
      "Platform Info:\n",
      "  OS: Linux (x86_64-pc-linux-gnu)\n",
      "  CPU: Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz\n",
      "  WORD_SIZE: 64\n",
      "  LIBM: libopenlibm\n",
      "  LLVM: libLLVM-6.0.0 (ORCJIT, westmere)\n",
      "Environment:\n",
      "  JULIA_SHELL = /usr/bin/zsh\n"
     ]
    }
   ],
   "source": [
    "versioninfo()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "10×10 Array{Float64,2}:\n",
       " 0.823648   0.585812  0.469304   …  0.796363   0.0947919  0.479261 \n",
       " 0.910357   0.539289  0.0623676     0.505874   0.948884   0.0632371\n",
       " 0.164566   0.260036  0.353129      0.39206    0.775188   0.470637 \n",
       " 0.177329   0.910047  0.767602      0.479356   0.177409   0.382453 \n",
       " 0.27888    0.167036  0.043141      0.0682234  0.0800227  0.97655  \n",
       " 0.203477   0.655448  0.267985   …  0.479948   0.682194   0.216105 \n",
       " 0.0423017  0.575887  0.0668464     0.468397   0.92936    0.86319  \n",
       " 0.0682693  0.868279  0.156637      0.452457   0.973119   0.0653417\n",
       " 0.361828   0.9678    0.605297      0.644211   0.651778   0.69999  \n",
       " 0.973216   0.76769   0.135745      0.669275   0.596532   0.850205 "
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "using Random\n",
    "Random.seed!(0);\n",
    "x = rand(10,10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      " 0.823648   0.585812  0.469304   0.838118   0.951691   0.196407  0.0491219  0.796363   0.0947919  0.479261 \n",
      " 0.910357   0.539289  0.0623676  0.914712   0.801119   0.873581  0.482761   0.505874   0.948884   0.0632371\n",
      " 0.164566   0.260036  0.353129   0.300075   0.124323   0.654922  0.665252   0.39206    0.775188   0.470637 \n",
      " 0.177329   0.910047  0.767602   0.72285    0.114269   0.586712  0.842256   0.479356   0.177409   0.382453 \n",
      " 0.27888    0.167036  0.043141   0.119653   0.0795545  0.632696  0.169107   0.0682234  0.0800227  0.97655  \n",
      " 0.203477   0.655448  0.267985   0.76707    0.776674   0.735004  0.938857   0.479948   0.682194   0.216105 \n",
      " 0.0423017  0.575887  0.0668464  0.801924   0.104823   0.548342  0.783726   0.468397   0.92936    0.86319  \n",
      " 0.0682693  0.868279  0.156637   0.0353445  0.838075   0.476883  0.505805   0.452457   0.973119   0.0653417\n",
      " 0.361828   0.9678    0.605297   0.484661   0.184115   0.602375  0.622156   0.644211   0.651778   0.69999  \n",
      " 0.973216   0.76769   0.135745   0.899199   0.312145   0.791346  0.306804   0.669275   0.596532   0.850205 "
     ]
    }
   ],
   "source": [
    "Base.print_array(IOContext(stdout, :compact => true), x)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      " 0.8236475079774124    0.5858115517433242   0.46930370935301835   0.838117753907359     0.951690700362799    0.19640742703220093  0.04912193901316875  0.7963633990166934   0.09479186551379559  0.4792609158905863 \n",
      " 0.9103565379264364    0.5392892841426182   0.06236755817015882   0.9147120238969264    0.8011185163108001   0.8735809112632831   0.48276146782949847  0.5058741376644247   0.9488838151206662   0.0632370551390915 \n",
      " 0.16456579813368521   0.26003585026904785  0.35312877270491705   0.30007495800798534   0.12432272872023531  0.6549215778230062   0.6652515059404427   0.39206003754122043  0.7751879774225319   0.4706372596782542 \n",
      " 0.17732884646626457   0.910046541351011    0.767601895961374     0.7228497594213787    0.11426876182995338  0.5867124396397687   0.8422557594578175   0.47935649090647914  0.17740896332315637  0.3824528206459128 \n",
      " 0.278880109331201     0.16703619444214968  0.043141023329413164  0.1196525672223625    0.07955447119057157  0.6326955174849529   0.16910729451857898  0.06822341709242075  0.08002265274552212  0.9765501230411475 \n",
      " 0.20347655804192266   0.6554484126999125   0.2679846344919068    0.7670696322682211    0.7766742218683131   0.7350038044058131   0.9388569303494545   0.4799481236784777   0.6821935901697289   0.2161052678391404 \n",
      " 0.042301665932029664  0.5758873948500367   0.06684644402498341   0.8019235854122897    0.1048226490565447   0.548342114623342    0.7837260309016443   0.4683970163381419   0.9293597577149693   0.8631896591631327 \n",
      " 0.06826925550564478   0.8682787096942046   0.15663663731366406   0.035344549147287685  0.8380749803307581   0.47688264487569976  0.5058046332164718   0.45245669115936304  0.9731187745702308   0.06534170236345038\n",
      " 0.3618283907762174    0.9677995536192001   0.6052967398293401    0.48466052213279887   0.18411485558080476  0.6023746021111653   0.6221557939669518   0.6442110258372615   0.6517776347893842   0.6999897089476348 \n",
      " 0.9732164043865108    0.7676903325581188   0.13574455851185352   0.8991991479715158    0.3121451099216308   0.7913462490414747   0.30680415689806817  0.6692753552886208   0.596532097629072    0.8502054654407449 "
     ]
    }
   ],
   "source": [
    "Base.print_array(IOContext(stdout, :compact => false), x)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "function Base.show(io::IO, x::Float64)\n",
    "    Base.Grisu._show(io, x, 3, 2, false, false) # 有効数字2桁\n",
    "end"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      " 0.82   0.59  0.47   0.84   0.95  0.2   0.049  0.8    0.095  0.48 \n",
      " 0.91   0.54  0.062  0.91   0.8   0.87  0.48   0.51   0.95   0.063\n",
      " 0.16   0.26  0.35   0.3    0.12  0.65  0.67   0.39   0.78   0.47 \n",
      " 0.18   0.91  0.77   0.72   0.11  0.59  0.84   0.48   0.18   0.38 \n",
      " 0.28   0.17  0.043  0.12   0.08  0.63  0.17   0.068  0.08   0.98 \n",
      " 0.2    0.66  0.27   0.77   0.78  0.74  0.94   0.48   0.68   0.22 \n",
      " 0.042  0.58  0.067  0.8    0.1   0.55  0.78   0.47   0.93   0.86 \n",
      " 0.068  0.87  0.16   0.035  0.84  0.48  0.51   0.45   0.97   0.065\n",
      " 0.36   0.97  0.61   0.48   0.18  0.6   0.62   0.64   0.65   0.7  \n",
      " 0.97   0.77  0.14   0.9    0.31  0.79  0.31   0.67   0.6    0.85 "
     ]
    }
   ],
   "source": [
    "Base.print_array(IOContext(stdout, :compact => false), x)"
   ]
  }
 ],
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   "title_cell": "Table of Contents",
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