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Re: Surprise: "Can't modify constant item in scalar assignment"

by ikegami (Pope)
on Jan 19, 2012 at 19:41 UTC ( #948839=note: print w/ replies, xml ) Need Help??

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  1. or download this
    $ perl -ce'use strict; message = "foo";'
    Can't modify constant item in scalar assignment at -e line 1, near ""f
    +oo";"
    Bareword "message" not allowed while "strict subs" in use at -e line 1
    +.
    -e had compilation errors.
    
  2. or download this
    $ perl -ce'use strict; sub message; message = "foo";'
    Can't modify non-lvalue subroutine call in scalar assignment at -e lin
    +e 1, near ""foo";"
    -e had compilation errors.
    
  3. or download this
    $ perl -ce'use strict; sub message :lvalue; message = "foo";'
    -e syntax OK
    
  4. or download this
    $ perl -ce'use strict; my message = "foo";'
    No such class message at -e line 1, near "; my message"
    syntax error at -e line 1, near "my message ="
    -e had compilation errors.
    

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