Read a value from process dict (proc_get)

Declaration

value = proc_get(key)

Parameters

• key
  String.

Returns

• value
  String. Returns the stored value at the key; if none, returns empty string.

Notes

• This function is deprecated; consider using proc_put instead.
• All process dict entries whose keys start with "xxtouch." or "1ferver." are preserved.
• Read the value from the specified key in the process dictionary.
• Returns empty string if no value existed.

Example

local bill = proc_get("billno")
if bill ~= "" then
    print("has a bill: ".. bill)
else
    print("no bill")
end