TypeScript String substr() - TypeScript

What is TypeScript - String substr()?

This method returns the characters in a string beginning at the specified location through the specified number of characters.


Argument Details

  • start − Location at which to start extracting characters (an integer between 0 and one less than the length of the string).
  • length − The number of characters to extract.
  • Note − If start is negative, substr uses it as a character index from the end of the string.

Return Value

The substr() method returns the new sub-string based on given parameters.


On compiling, it will generate the same code in JavaScript.

Its output is as follows −

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