validate

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# validate: data validation
verbs return 1 if true, 0 if false data type verbs check the data, not the internal representation. For example, 1j1-0j1 is considered boolean, though stored as complex. Examples:
      5 10 inrange i.12
      '()' isbalanced '(123(45))'
Name | Type | Description
inrange | verb | (low, high) inrange data
isbalanced | verb | pair isbalanced string
isboolean | verb | data is all 0 or 1
isboxed | verb | is boxed
ischaracter | verb | data is character
iscomplex | verb | data is complex
iscounter | verb | data is non-negative integer (counting number)
isdate | verb | is date (as yyyy mm dd)
isinteger | verb | data is all integer
ismatrix | verb | data is a matrix
isnumeric | verb | data is numeric
isrational | verb | data is rational
isreal | verb | data is all real
isscalar | verb | data is a scalar
isunicode | verb | data is unicode
isunique | verb | data has no duplicates
isvector | verb | data is a vector
>> << Ndx Usr Pri Phr Dic Rel Voc !: wd Help User