# ispath proc

Source: https://ref.dm-lang.org/proc/ispath

### Format
- `ispath(Val)`
- `ispath(Val,Type)`


### Returns
- single-argument: 1 if Val is a type path
- double-argument: 1 if Val is a type path derived from Type; 0 otherwise.


### Args
- `Val`: A type path.
- `Type`: A type path or instance.


```dm /ispath/
var/M
M = /mob/ugly/duckling
if(ispath(M,/mob/ugly))  //true
if(ispath(M))            //true
if(ispath(new/mob))      //false
```

### See also
> [typesof proc](https://ref.dm-lang.org/proc/typesof.md)