   #PHP Manual Variable Functions is_scalar isset

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                                   is_string

   (PHP 3, PHP 4 )
   is_string -- Finds whether a variable is a string

Description

   bool is_string ( mixed var)

   Returns TRUE if var is a string, FALSE otherwise.

   See also is_bool(), is_int(), is_integer(), is_float(), is_real(),
   is_object(), and is_array().
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