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Return a String Between 2 Strings

/ Published in: JavaScript
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//Takes 3 params
//1) inString: string to search
//2) inThis: aka find this / the starting text
//3) inThat: the ending string.
//For example: myBetween("the cow jumped over the moon", "cow", "moon")
//will return " jumped over the "

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  1. //Takes 3 params
  2. //1) inString: string to search
  3. //2) inThis: aka find this / the starting text
  4. //3) inThat: the ending string.
  5. //For example: myBetween("the cow jumped over the moon", "cow", "moon")
  6. //will return " jumped over the "
  7. function myBetween(inString, inThis, inThat)
  8. {
  9.  var sResult = null; //return string	
  10.  try
  11.  {
  12.   var inThisPos = inString.indexOf(inThis); //check if 'inThis' is found in 'inString'
  13.   if (inThisPos > -1) //yes there's a match
  14.   {
  15.    var inThatPos = inString.indexOf(inThat, (inThisPos + inThis.length) + 1); //find the 'inThat'
  16.    if (inThatPos > inThisPos) //was it past the start of inThis
  17.    {
  18.     sResult = inString.substr(inThisPos + inThis.length, inThatPos - (inThisPos + inThis.length));
  19.    }
  20.   }
  21.  }
  22.  catch(err)
  23.  {
  24.   console.log("[myBetween()] Error: " + err.message);
  25.  }	
  26.  return sResult;
  27. }

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