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wcslen(3)
NAME
  wcslen - Finds length of wide-character string

LIBRARY
  Standard C Library (libc.so, libc.a)

SYNOPSIS
  #include <wchar.h>

  size_t wcslen(
	  const wchar_t *wstr);

STANDARDS
  Interfaces documented on this reference page conform to industry standards
  as follows:

  wcslen():  ISO C, XPG4

  Refer to the standards(5) reference page for more information about
  industry standards and associated tags.

PARAMETERS
  wstr	    Specifies the wide-character string.

DESCRIPTION
  The wcslen() function returns the number of wide characters, excluding the
  terminating null wide character, in the string pointed to by the wstr
  parameter.

RETURN VALUES
  Upon successful completion, the wcslen() function returns the number of
  wide characters in the string to which the wstr parameter points.

  [Digital]  The function returns (size_t)-1 if *wstr is not a valid pointer.

RELATED INFORMATION
  Functions: mbstowcs(3), string(3), strlen(3), wcscat(3), wcsstr(3),
  wcswcs(3)