PHP

create request php-salesforce-rest-api

    $data = [
       'Name' => 'Some name',
    ];

    /* returns the id of the created object */
    $salesforceFunctions->create('Account', $data);

custom end-point request php-salesforce-rest-api

    $salesforceFunctions->customEndpoint('apex/myCustomEndpoint', $data, 200);