:sig
u64 int_val(String s, u32 base = 10)

:params
s : string to be converted
base : number system base (default 10)
return value : a u64 containing the number (0 if no number could be identified).

:desc
Extracts an integer from a String.


:related
**PHP:** `intval()`
**JavaScript / Node.js:** `Number()` or `parseInt()`