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32 lines
771 B
Perl
32 lines
771 B
Perl
#!/usr/local/bin/perl
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#list context when lvalue is an array
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@array = isListOrScalar("lvalue is an array: ");
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#scalar context when lvalue is a scalar
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$scalar = isListOrScalar("lvalue is a scalar: ");
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@array = split(/:/,isListOrScalar(" A:B "));
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reset (isListOrScalar("reset: "));
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print (isListOrScalar("printing: "));
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print "\n";
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kill (isListOrScalar("kill : "));
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print "==\n";
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grep (isListOrScalar("parameter 1: "), isListOrScalar("parameter 2: "));
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print "==\n";
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grep (1,isListOrScalar("The grep function"));
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print "==\n";
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grep (isListOrScalar("grep function"),1);
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sub isListOrScalar($){
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my ($callingString) = @_;
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if (wantarray){
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print "$callingString LIST\n";
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}else {
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print "$callingString SCALAR\n";
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}
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} |