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  1. or download this
    $ perl -e <<___
    if(1) {
    print 44;
    }
    ___
    No code specified for -e.
    
  2. or download this
    $ perl <<___
    if(1) {
       print 44;
    ...
       print 44;
    }
    ___
    
  3. or download this
    lanx@lanx-1005HA:/tmp$ ls |perl -n <<___
    print if /a/
    ...
    at-spi2
    mkinitramfs_JrDw4Q
    mkinitramfs-OL_Ahxk1r