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Full Discussion: awk help
Top Forums UNIX for Advanced & Expert Users awk help Post 302206207 by akil on Tuesday 17th of June 2008 08:31:32 AM
Old 06-17-2008
Hi era,

Can you explain the below one

awk -F "|" '{ for(i=1; i<=NF; i++) if (length($i) > max[i]) max[i]=length($i); if (NF>n) n=NF; }
END { s=""; for (i=1; i<=n; ++i) { printf ("%s%i", s, max[i]); s=OFS; } printf("\n");}' a.txt

Thanks
Akil
 

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mlib_ImageMaximum_Fp(3MLIB)				    mediaLib Library Functions				       mlib_ImageMaximum_Fp(3MLIB)

NAME
mlib_ImageMaximum_Fp - image maximum SYNOPSIS
cc [ flag... ] file... -lmlib [ library... ] #include <mlib.h> mlib_status mlib_ImageMaximum_Fp(mlib_d64 *max, const mlib_image *img); DESCRIPTION
The mlib_ImageMaximum_Fp() function determines the maximum value for each channel in a floating-point image. It uses the following equation: max[i] = MAX{ img[x][y][i]; 0 <= x < w, 0 <= y < h } PARAMETERS
The function takes the following arguments: max Pointer to maximum vector, where length is the number of channels in the image. max[i] contains the maximum of channel i. img Pointer to a source image. RETURN VALUES
The function returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Committed | +-----------------------------+-----------------------------+ |MT-Level |MT-Safe | +-----------------------------+-----------------------------+ SEE ALSO
mlib_ImageMaximum(3MLIB), mlib_ImageMinimum(3MLIB), mlib_ImageMinimum_Fp(3MLIB), attributes(5) SunOS 5.11 2 Mar 2007 mlib_ImageMaximum_Fp(3MLIB)
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