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String service gives you power. The services include, checking whether a given string is in the lower/upper case, whether it is an alphanumeric string, counting the occurrences of a given value, finding a given value in the string and replacing it globally, capitalizing the first letter, removing white space, converting string into an array and vice-versa and so on. You can find these services in pfc_n_cst_string in the pfcapsrv.pbl library. AutoInstantiate property is turned on for this service.
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