tools/echoifexists.md

echoifexists is a utility that echoes the value of `<a>` if `<file>` exists, echoes the value of `<b>` otherwise.

```text
Usage:
    ops -echoifexists <file> <a> <b>
```

## Example

```bash
  ops -echoifexists "exists" "doesn't exists"
```