file_truncate
host callCapy
function file_truncate(path : string, size : u64) bool
Description
file_truncate sets a file length. A smaller length removes trailing bytes.
Parameters
path : file path
size : new file length in bytes
Return Values
true if Capy changes the file length. Otherwise, false.
Example
Capy
file_put_contents("/tmp/doc-truncate.txt", "hello world")
if file_truncate("/tmp/doc-truncate.txt", u64(5)) {
print(file_get_contents("/tmp/doc-truncate.txt"), "\n")
}