grep count code example
Example 1: grep count lines
cat myfile | wc -l
Example 2: grep count lines
wc -l myfile
Example 3: find number of occurances of a string in a file shell
$ grep -o -i needs inspire.txt | wc -l
Example 4: grep count lines
grep -c ^ filename
Example 5: grep ocurrences
Just use flag -m to define number of occurrences to match:
grep -m1 pattern file
Example 6: grep count lines
cat myfile | wc -l