two file column match in awk

Niransha answered on June 8, 2023 Popularity 1/10 Helpfulness 1/10

answer two file column match in awk

two file column match in awk

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awk 'NR==FNR {   # Read the first file (./tmp_mmzero_5-15)
    hash[$1] = $1  # Store the first column as the key in an associative array
    next
}
NR!=FNR && $1 in hash {    # Check if the first column of the second file is present in the array
    print $1, $2   # Output the first column of file_1 and the second column of file_2
}' ./tmp_mmzero_5-15 E_QM-MM_zero.dat

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Source: Grepper

Tags: awk file match shell

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Contributed on Jun 08 2023

Niransha

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