Search pattern in filles

Hi ,

i have word like initialize_my_var: in sample.php

and i included three library files, take it as a.php, b.php, c.php ,

i really dont know where is my label(initialize_my_var: ) definition present in my library

files, is it possible with pattern matching string to find which library file really have the

exact TERM initialize_my_var: , i really looking exact pattern match ,

grep can locate your text string and tell you what file it's in

Or use Eclipse PDT or another IDE that offers an object and function browser.