bash find in files code example

Example 1: bash find file in directory

$ ls -R | grep -i "pattern"

Example 2: bash find text in specific file

find <your directory path> -name "*.file_type" -type f | xargs grep "word"

Example 3: bash find file

# syntax 
# find *</path/to/dir> '(' *<filter-1> -o *<filter-2> ')'

# example 
find . '(' -name '*ERR5312209.zip' -o -name '*ERR5312209.TXT' ')'