With the help of BASH shell and IF command, it is possible to find out if a file exists or not on the filesystem. A conditional [removed]also know as 'evaluating expressions' can be used by [[ compound command and the test ([) builtin commands to test file attributes and perform string and arithmetic comparisons. This tutorial explains how to tell if a regular file exist in Bash under Linux or Unix-like system.
Some of the products that appear on this site are from companies from which QuinStreet receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. QuinStreet does not include all companies or all types of products available in the marketplace.