title: read : not a valid identifier while reading input in bash
body: <p>So i have this program in Shell Script its basic but what i want is to read 3 values from the stdin while i start the program and then i want to print those values but for some reason it gives an error.</p>
  <p>Expected output:</p>
  <pre><code>./my_script.sh hello bye 2
  hello
  bye
  2
  </code></pre>
  <p>my output:</p>
  <pre><code>./my_script.sh hello bye 2
  Word1=1
  meu_script.sh: line 2: read: `Word2=': not a valid identifier
  hello
  bye
  2
  </code></pre>
  <p>Program:</p>
  <pre><code>#!/bin/bash
  read -p &quot;Word1=&quot; $1 &quot;Word2=&quot; $2 &quot;Num=&quot; $3
  
  Word1=&quot;${1}&quot;
  Word2=&quot;${2}&quot;
  Num=&quot;${3}&quot;
  echo ${1}
  echo ${2}
  echo ${3}
  </code></pre>
  <p>Can someone explain me whats going because i dont understand btw im fairly knew in programming in shell script</p>