azure-storage-file/src/File/FileRestProxy.php
public function deleteShare(
        $share,
        FileServiceOptions $options = null
    ) {
        $this->deleteShareAsync($share, $options)->wait();
    }
public function deleteShare(
        $share,
        FileServiceOptions $options = null
    ) {
        $this->deleteShareAsync($share, $options)->wait();
    }
Deletes a share in the given storage account.

@param string                  $share   name of the share
@param FileServiceOptions|null $options optional parameters

@return void

@see https://docs.microsoft.com/en-us/rest/api/storageservices/delete-share