src/Helper/InputGroupHelper.php
public function addBefore(string $content, bool $text = true): self
    {
        $this->before[] = [
            'content' => $content,
            'text'    => $text
        ];

        return $this;
    }
public function addBefore(string $content, bool $text = true): self
    {
        $this->before[] = [
            'content' => $content,
            'text'    => $text
        ];

        return $this;
    }
public function addBefore ( string $ content , bool $ text = true ) : self { $ this -> before [ ] = [ 'content' => $ content , 'text' => $ text ] ; return $ this ; }
Add before entry.

@param string $content Content of the addo n.
@param bool   $text    If true, no input-group-text wrapper is added.

@return $this
Add before entry .