InStr

InStr(String a, String b)

This function returns the position of the first occurrence of one string within another. If String a is not found in String b, the InStr function will return -1.

Parameters

• a - A String value to be sought.
• b - A String value to be searched.

Return value

The return value is an Integer.

Examples

• The return value of the following statement is 6.

  InStr("my", "he is my brother")

• The return value of the following statement is -1.
  

  InStr("our", "she is my mother")

InStr(Number a, String b, String c)

This function returns the position of the first occurrence of one string within another, starting at the position specified by argument a. If String c is not found in String b, the InStr function will return -1.

Parameters

• a - A BigInt value that is the character position in String b where the search is to begin.
• b - A String value to be searched.
• c - A String value to be sought.

Return value

The return value is an Integer.

Examples

• The return value of the following statement is 6.

  InStr(3, "he is my brother", "my")

• The return value of the following statement is -1.

  InStr(3, "he is my brother", "our")