public void StringReadonlySpanTest()
{
ReadOnlySpan <string> sample = ExpectedString.Split(' ');
var actual = PreInputted.ToStringBuilder();
sample.AppendToStringBuilder(actual, CharSeparator);
actual.Is(PreInputted, ExpectedString, " ", CharSeparator);
actual = PreInputted.ToStringBuilder();
sample.AppendToStringBuilder(actual, StringSeparator);
actual.Is(PreInputted, ExpectedString, " ", StringSeparator);
}
/// <summary> /// Concatenates the string of the provided ReadonlySpan, /// using the specified separator between each string. /// Then create the StringBuilder from it. /// </summary> /// <param name="source">An ReadonlyMemory that contains the string.</param> /// <param name="separator">Specify the separator.</param> /// <returns>A StringBuilder that contain the concatenated the specified strings with specified separator.</returns> public static StringBuilder ToStringBuilder(this ReadOnlySpan <string> source, string separator) => source.AppendToStringBuilder(new StringBuilder(), separator);
/// <summary>
/// Concatenates the string of the provided string ReadOnlySpan,
/// using the specified separator between each string.
/// Then appends the result and finally default line terminator to the designated StringBuilder.
/// </summary>
/// <param name="source">A string ReadOnlySpan for concatenates.</param>
/// <param name="stringBuilder">A StringBuilder to be appended.</param>
/// <param name="separator">Specify the separator.</param>
/// <returns>A reference to the designated instance after the append operation has completed.</returns>
public static StringBuilder AppendToStringBuilderAsLine(this ReadOnlySpan <string> source,
StringBuilder stringBuilder, string separator) =>
source.AppendToStringBuilder(stringBuilder, separator).AppendLine();