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Full Discussion: what does echo $$, $? $# mean
Top Forums Shell Programming and Scripting what does echo $$, $? $# mean Post 302219743 by gokulagiridaran on Wednesday 30th of July 2008 01:42:16 AM
Old 07-30-2008
Hi era,
thank you, if you have those variables which applies for BASH can you pls fwd me ?

Thank you .
Gokul.
 

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LEARN ABOUT PHP

nl_langinfo

NL_LANGINFO(3)								 1							    NL_LANGINFO(3)

nl_langinfo - Query language and locale information

SYNOPSIS

       string nl_langinfo (int	$item)

DESCRIPTION

       nl_langinfo(3)  is  used  to  access individual elements of the locale categories. Unlike localeconv(3), which returns all of the elements,
       nl_langinfo(3) allows you to select any specific element.

PARAMETERS

	      o $item
		-$item may be an integer value of the element or the constant name of the element. The following is a list of constant	names  for
		$item that may be used and their description. Some of these constants may not be defined or hold no value for certain locales.

	      nl_langinfo Constants

	      +-------------------------------+---------------------------------------------------+
	      | 	  Constant	      | 						  |
	      | 			      | 						  |
	      | 			      | 		   Description			  |
	      | 			      | 						  |
	      +-------------------------------+---------------------------------------------------+
	      | 			      | 						  |
	      |  LC_TIME Category Constants   | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	ABDAY_(1-7)	      | 						  |
	      | 			      | 						  |
	      | 			      |     Abbreviated name of n-th day of the week.	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 DAY_(1-7)	      | 						  |
	      | 			      | 						  |
	      | 			      | Name  of  the  n-th day of the week (DAY_1 = Sun- |
	      | 			      | day).						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	ABMON_(1-12)	      | 						  |
	      | 			      | 						  |
	      | 			      |  Abbreviated name of the n-th month of the year.  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 MON_(1-12)	      | 						  |
	      | 			      | 						  |
	      | 			      |        Name of the n-th month of the year.	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   AM_STR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    String for Ante meridian.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   PM_STR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    String for Post meridian.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  D_T_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | String that can be used as the format string  for |
	      | 			      | strftime(3) to represent time and date. 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   D_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | String	that can be used as the format string for |
	      | 			      | strftime(3) to represent date.			  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   T_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | String that can be used as the format string  for |
	      | 			      | strftime(3) to represent time.			  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 T_FMT_AMPM	      | 						  |
	      | 			      | 						  |
	      | 			      | String	that can be used as the format string for |
	      | 			      | strftime(3) to represent time in  12-hour  format |
	      | 			      | with ante/post meridian.			  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	    ERA 	      | 						  |
	      | 			      | 						  |
	      | 			      | 		 Alternate era. 		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  ERA_YEAR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	  Year in alternate era format. 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	ERA_D_T_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | Date and time in alternate era format (string can |
	      | 			      | be used in strftime(3)).			  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 ERA_D_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | Date in alternate era format (string can be  used |
	      | 			      | in strftime(3)).				  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 ERA_T_FMT	      | 						  |
	      | 			      | 						  |
	      | 			      | Time  in alternate era format (string can be used |
	      | 			      | in strftime(3)).				  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |LC_MONETARY Category Constants | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |       INT_CURR_SYMBOL	      | 						  |
	      | 			      | 						  |
	      | 			      | 	 International currency symbol. 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |       CURRENCY_SYMBOL	      | 						  |
	      | 			      | 						  |
	      | 			      | 	     Local currency symbol.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  CRNCYSTR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	 Same value as CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |      MON_DECIMAL_POINT	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Decimal point character.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |      MON_THOUSANDS_SEP	      | 						  |
	      | 			      | 						  |
	      | 			      |   Thousands separator (groups of three digits).   |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	MON_GROUPING	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Like "grouping" element.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        POSITIVE_SIGN	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Sign for positive values.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        NEGATIVE_SIGN	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Sign for negative values.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |       INT_FRAC_DIGITS	      | 						  |
	      | 			      | 						  |
	      | 			      | 	International fractional digits.	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	FRAC_DIGITS	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Local fractional digits.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        P_CS_PRECEDES	      | 						  |
	      | 			      | 						  |
	      | 			      | Returns 1 if CURRENCY_SYMBOL precedes a  positive |
	      | 			      | value.						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        P_SEP_BY_SPACE	      | 						  |
	      | 			      | 						  |
	      | 			      | Returns  1  if	a space separates CURRENCY_SYMBOL |
	      | 			      | from a positive value.				  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        N_CS_PRECEDES	      | 						  |
	      | 			      | 						  |
	      | 			      | Returns 1 if CURRENCY_SYMBOL precedes a  negative |
	      | 			      | value.						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        N_SEP_BY_SPACE	      | 						  |
	      | 			      | 						  |
	      | 			      | Returns  1  if	a space separates CURRENCY_SYMBOL |
	      | 			      | from a negative value.				  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	P_SIGN_POSN	      | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 			      | 		     o Returns 0  if  parentheses |
	      | 			      | 		     surround the quantity and	  |
	      | 			      | 		       CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 		     o	Returns  1  if	the  sign |
	      | 			      | 		     string precedes the quantity |
	      | 			      | 		     and			  |
	      | 			      | 		       CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 		     o	Returns  2  if	the  sign |
	      | 			      | 		     string follows the  quantity |
	      | 			      | 		     and			  |
	      | 			      | 		       CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 		     o	Returns  3  if	the  sign |
	      | 			      | 		     string immediately  precedes |
	      | 			      | 		     the			  |
	      | 			      | 		       CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 		     o	Returns  4  if	the  sign |
	      | 			      | 		     string  immediately  follows |
	      | 			      | 		     the			  |
	      | 			      | 		       CURRENCY_SYMBOL. 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	N_SIGN_POSN	      | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |LC_NUMERIC Category Constants  | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        DECIMAL_POINT	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Decimal point character.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	 RADIXCHAR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	  Same value as DECIMAL_POINT.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      |        THOUSANDS_SEP	      | 						  |
	      | 			      | 						  |
	      | 			      | Separator  character  for  thousands  (groups  of |
	      | 			      | three digits).					  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  THOUSEP	      | 						  |
	      | 			      | 						  |
	      | 			      | 	  Same value as THOUSANDS_SEP.		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  GROUPING	      | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 			      | 	 T{					  |
	      | 			      | 						  |
	      | 			      | 	 LC_MESSAGES Category Constants 	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  YESEXPR	      | 						  |
	      | 			      | 						  |
	      | 			      |      Regex string for matching "yes" input.	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   NOEXPR	      | 						  |
	      | 			      | 						  |
	      | 			      |       Regex string for matching "no" input.	  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   YESSTR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	    Output string for "yes".		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	   NOSTR	      | 						  |
	      | 			      | 						  |
	      | 			      | 	     Output string for "no".		  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | LC_CTYPE Category Constants   | 						  |
	      | 			      | 						  |
	      | 			      | 						  |
	      | 	  CODESET	      | 						  |
	      | 			      | 						  |
	      | 			      | Return a string with the name  of  the	character |
	      | 			      | encoding.					  |
	      | 			      | 						  |
	      +-------------------------------+---------------------------------------------------+
RETURN VALUES

	Returns the element as a string, or FALSE if $item is not valid.

NOTES

       Note

	      This function is not implemented on Windows platforms.

SEE ALSO

       setlocale(3), localeconv(3).

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