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hakorune/apps/tests/dev_json_digits_from.nyash

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using selfhost.vm.json as MiniJson
static box Main {
main(args) {
local json = "{\"kind\":\"Program\",\"statements\":[{\"kind\":\"Print\",\"expression\":{\"kind\":\"Literal\",\"value\":{\"type\":\"int\",\"value\":42}}}]}"
local k = "\"value\":"
local p = json.indexOf(k)
print(new MiniJson().read_digits_from(json, p + k.length()))
return 0
}
}