# PL_CompareStrings Compares two character strings. ## Syntax ```{code} #include PRIntn PL_CompareStrings( const void *v1, const void *v2); ``` ## Description {ref}`PL_CompareStrings` compares `v1` and `v2` as character strings using `strcmp`. If the two strings are equal, it returns 1. If the two strings are not equal, it returns 0. {ref}`PL_CompareStrings` can be used as the comparator function for string-valued key or entry value.