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Full Discussion: Cant figure out this..
Top Forums Shell Programming and Scripting Cant figure out this.. Post 302142370 by porter on Thursday 25th of October 2007 07:26:53 PM
Old 10-25-2007
Here is an attempt....

Code:
#!/bin/sh

first()
{
        echo $1
}

second()
{
        echo $2
}

handle_b()
{
        IFS=":"
        export IFS
        echo $@ | while read X Y
        do
                echo $X $Y
        done
}

IFS=":"
export IFS
while read A B C D E F G H I J K L M N O P Q
do
        (
                IFS=" "
                B1=`handle_b $B`
                B2=`first $B1`
                B3=`second $B1`
                echo $A\:$B2\\:$B3\:$C\:$D\:$E\:$F\:$G\:$H/$I
        )
done

 

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LEARN ABOUT PHP

boolval

BOOLVAL(3)								 1								BOOLVAL(3)

boolval - Get the boolean value of a variable

SYNOPSIS

       boolean boolval (mixed  $var)

DESCRIPTION

	Returns the boolean value of $var.

PARAMETERS

	      o $var
		- The scalar value being converted to a boolean.

RETURN VALUES

	The boolean value of $var.

EXAMPLES

       Example #1

	      boolval(3) examples

	      <?php
	      echo '0:	      '.(boolval(0) ? 'true' : 'false')."
";
	      echo '42:       '.(boolval(42) ? 'true' : 'false')."
";
	      echo '0.0:      '.(boolval(0.0) ? 'true' : 'false')."
";
	      echo '4.2:      '.(boolval(4.2) ? 'true' : 'false')."
";
	      echo '"":       '.(boolval("") ? 'true' : 'false')."
";
	      echo '"string": '.(boolval("string") ? 'true' : 'false')."
";
	      echo '"0":      '.(boolval("0") ? 'true' : 'false')."
";
	      echo '"1":      '.(boolval("1") ? 'true' : 'false')."
";
	      echo '[1, 2]:   '.(boolval([1, 2]) ? 'true' : 'false')."
";
	      echo '[]:       '.(boolval([]) ? 'true' : 'false')."
";
	      echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."
";
	      ?>

	      The above example will output:

	      0:	false
	      42:	true
	      0.0:	false
	      4.2:	true
	      "":	false
	      "string": true
	      "0":	false
	      "1":	true
	      [1, 2]:	true
	      []:	false
	      stdClass: true

SEE ALSO

       floatval(3), intval(3), strval(3), settype(3), is_bool(3), Type juggling.

PHP Documentation Group 														BOOLVAL(3)
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