Function pj_param_value

ThirdParty/libproj/vtklibproj/src/ell_set.cpp:467–477

static char *pj_param_value (paralist *list) {
    char *key, *value;
    if (nullptr==list)
        return nullptr;

    key = list->param;
    value = strchr (key, '=');

    /* a flag (i.e. a key without value) has its own name (key) as value */
    return value? value + 1: key;
}


static const PJ_ELLPS *pj_find_ellps (const char *name) {