StringFreeQ

Disponibile

Tests whether a string does NOT contain a substring.

Forme

StringFreeQ["string", patt]

StringFreeQ["string", {patt1, patt2, …}]

StringFreeQ[{"string1", "string2", …}, patt]

StringFreeQ[patt]

Esempi verificatiStringFreeQ["Hello world", "moon"] → True StringFreeQ["Hello world", "world"] → FalseOpzioni

IgnoreCase — default False

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Argomenti

Biomolecular Sequences - Bio Sequences as Strings
Pattern Matching Functions - Patterns for Part Specifications
String Operations - Character-Oriented Operations»
Testing Expressions - String Tests »

Correlate

StringContainsQ StringCount StringCases StringPosition StringMatchQ FreeQ StringStartsQ StringEndsQ StringDelete StringExpression RegularExpression StringDrop

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