/**
* Get a segment of a string based on a delimiter.
* Use a negative index to start counting from the last element.
*
* @param string $string
* @param string $delimiter
* @param int $index
* @return string
*/
function str_segment($string, $delimiter, $index)
{
return Str::segment($string, $delimiter, $index);
}
* @return string
*/
Str::macro('firstSegment', function ($string, $delimiter) {
return Str::segment($string, $delimiter, 1);
});
}
if (!Str::hasMacro('lastSegment')) {
/**
* Get the last segment of a string based on a delimiter.
*
* @param string $string
* @param string $delimiter
* @return string
*/
Str::macro('lastSegment', function ($string, $delimiter) {
return Str::segment($string, $delimiter, -1);
});
}
if (!Str::hasMacro('pop')) {
/**
* Pop off the last segment of a string based on a delimiter.
* Returns the remaining string.
*
* @param string $string
* @param string $delimiter
* @return string
*/
Str::macro('pop', function ($string, $delimiter) {
return Str::replaceLast($delimiter . Str::lastSegment($string, $delimiter), '', $string);
});
}
public function test_str_segment()
{
$string = Str::segment('path/to/route', '/', 2);
$this->assertEquals('to', $string);
$string = Str::segment('path/to/route', '/', -1);
$this->assertEquals('route', $string);
$string = Str::segment('pathtoroute', '/', 2);
$this->assertEquals('', $string);
$string = Str::segment('path/to/route/', '/', 4);
$this->assertEquals('', $string);
$string = Str::segment('', '/', 2);
$this->assertEquals('', $string);
}
