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5
Task/Empty-string/Retro/empty-string-1.retro
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Task/Empty-string/Retro/empty-string-1.retro
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@ -0,0 +1,5 @@
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( by creating a variable )
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"" keepString variable: foo
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( by setting an existing variable 'foo' )
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"" keepString !foo
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Task/Empty-string/Retro/empty-string-2.retro
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Task/Empty-string/Retro/empty-string-2.retro
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: emtpy? ( $-f ) getLength 0 = ;
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"" empty? putn
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"hello" empty? putn
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4
Task/Empty-string/Retro/empty-string-3.retro
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Task/Empty-string/Retro/empty-string-3.retro
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: notEmpty? ( $-f ) getLength 0 > ;
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"" notEmpty? putn
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"hello" notEmpty? putn
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