====== Len(text) ======
Category:  Text function

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=====Description=====
This function returns the number of characters (length) in the //text// value.

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=====Use cases====
This function can be used to determine if there are unexpected non-printing characters in a text string.

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=====Arguments=====
^Argument^Type^Description^
|text|Text|The text string evaluated to determine the number of characters it contains.|

**Return value type:** Number

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=====Remarks=====
The number of characters returned //includes// unseen, non-printing characters (space, line feed, tab, etc.)

//text// is implicitly converted to text values if required

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=====Examples=====

  len('Telecommunications') //Returns 18

  len('Computer sciences') //Returns 17  (Includes the space)

  len(' Genetics ') //Returns 10  (Includes leading and trailing spaces)

  len('Psychology' & char(9)) (Returns 11  //char(9) = tab, included in the length)

  len(1000000) //Returns 7  (Implicit conversion of a numeric value to text)

  len('') //Returns 0  (An empty string has a length of 0)

  len([MyClass]) //Returns 12  (Using a field name; [MyClass] = 'Astrophysics')

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===== See also =====
  * [[syntax:functions:ifempty|IfEmpty(value, new_value)]]
  * [[syntax:functions:isempty|IsEmpty(value)]]
