original_string: public function toLowerCaseFirst() {
  		$first = $this->substring(0, 1);
  		$rest = $this->substring(1);
  
  		return new Text(mb_strtolower($first, $this->encoding) . $rest, $this->encoding);
  	}
code: public function toLowerCaseFirst() {
  		$first = $this->substring(0, 1);
  		$rest = $this->substring(1);
  
  		return new Text(mb_strtolower($first, $this->encoding) . $rest, $this->encoding);
  	}
code_tokens: public function toLowerCaseFirst ( ) { $ first = $ this -> substring ( 0 , 1 ) ; $ rest = $ this -> substring ( 1 ) ; return new Text ( mb_strtolower ( $ first , $ this -> encoding ) . $ rest , $ this -> encoding ) ; }
docstring: Transforms the string to first character lowercased
  
  @return Text
docstring_tokens: Transforms the string to first character lowercased