Introduction | What the WorldCat SRU Search API is | What the WorldCat SRU Search API is not | What libbib's worldcat_api_search function provides | An example of usage and what the function returns | What does an error look like | worldcat_api_search by example / quick start | Relations operators | = | exact (anchored search) | any | all | A quick note before continuing | Boolean operators (and operator precedence) | Wildcards | Table of all available search indexes | Selected Search Indexes in focus | $title / srw.ti | $holding_library / srw.li | $material_type / srw.mt | $library_holdings_group / srw.cg | others | Options in the worldcat_api_search function | Combining this with the other API search functions in libbib | Sundry external / archived documentation links | Similar projects / code | Papers/Articles

concrete data errors | enter assertr | verify vs. assert | assertr's predicates | custom predicates | enter insist and predicate 'generators' | row-wise assertions and row reduction functions | success, error and defect functions | Obligatory assertions | combining chains of assertions | advanced: send email reports using custom error functions | advanced: creating your own predicate generators for insist | advanced: programming with assertion functions

concrete data errors | enter assertr | verify vs. assert | assertr's predicates | custom predicates | enter insist and predicate 'generators' | row-wise assertions and row reduction functions | success, error and defect functions | Obligatory assertions | combining chains of assertions | advanced: send email reports using custom error functions | advanced: creating your own predicate generators for insist | advanced: programming with assertion functions