* Return a formatted mail line. * * @param string $value * * @return string */

* Set error messages and codes. * * @param string $message The error message * @param string $detail Further detail on the e

* The base implementation of `_.flatten` with support for restricting flattening. * * @private * @param {Array} array The array to flat

* The base implementation of `_.flatten` with support for restricting flattening. * * @private * @param {Array} array The array to flat

* Encode a string in requested format. * Returns an empty string on failure. * * @param string $str The text to encode * @par

* Add an error message to the error container. * * @param string $msg */

* Checks if the given arguments are from an iteratee call. * * @private * @param {*} value The potential iteratee value argument.

* Checks if the given arguments are from an iteratee call. * * @private * @param {*} value The potential iteratee value argument.

* The base implementation of `getTag` without fallbacks for buggy environments. * * @private * @param {*} value The value to query.

* The base implementation of `getTag` without fallbacks for buggy environments. * * @private * @param {*} value The value to query.

* Copies the values of `source` to `array`. * * @private * @param {Array} source The array to copy values from. * @param {Array} [

* Copies the values of `source` to `array`. * * @private * @param {Array} source The array to copy values from. * @param {Array} [

* A faster alternative to `Function#apply`, this function invokes `func` * with the `this` binding of `thisArg` and the arguments of `args`. *

* A faster alternative to `Function#apply`, this function invokes `func` * with the `this` binding of `thisArg` and the arguments of `args`. *

* The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap argume

* The base implementation of `_.unary` without support for storing metadata. * * @private * @param {Function} func The function to cap argume

* Return the start of a message boundary. * * @param string $boundary * @param string $charSet * @param string $contentType *