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Top Forums Shell Programming and Scripting Variable resolution in File content Post 302837363 by nexional on Thursday 25th of July 2013 03:30:46 PM
Old 07-25-2013
Variable resolution in File content

I have a file File1 containing lines like below

Code:
apple ${FRUIT}-Color
orange ${FRUIT}-Color
banana ${FRUIT}-Color

Now, in my shell I'm reading the file like below

Code:
while read FRUIT DESC; do echo $FRUIT $DESC; done < File1

which outputs -
Code:
apple ${FRUIT}-Color
orange ${FRUIT}-Color
banana ${FRUIT}-Color

but what I want it -

Code:
apple apple-color
orange orange-color
banana banana-color

Any suggestions?
 

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ARRAY_SHIFT(3)								 1							    ARRAY_SHIFT(3)

array_shift - Shift an element off the beginning of array

SYNOPSIS
mixed array_shift (array &$array) DESCRIPTION
array_shift(3) shifts the first value of the $array off and returns it, shortening the $array by one element and moving everything down. All numerical array keys will be modified to start counting from zero while literal keys won't be touched. Note This function will reset(3) the array pointer of the input array after use. PARAMETERS
o $array - The input array. RETURN VALUES
Returns the shifted value, or NULL if $array is empty or is not an array. EXAMPLES
Example #1 array_shift(3) example <?php $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_shift($stack); print_r($stack); ?> The above example will output: Array ( [0] => banana [1] => apple [2] => raspberry ) and orange will be assigned to $fruit. SEE ALSO
array_unshift(3), array_push(3), array_pop(3). PHP Documentation Group ARRAY_SHIFT(3)
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