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7 kwi 2014 · Say I have a StringBuilder object. var sb = new StringBuilder(); And an arbritrary array of strings. var s = new []{"a","b","c"}; Is this the 'quickest' way to insert them into the stringbuilder instance? sb.Append(string.join(string.empty, s)); Or does StringBuilder have a function I have overlooked?
27 paź 2015 · StringBuilder[] array = new StringBuilder[10]; for (StringBuilder sb: array) { sb = new StringBuilder(""); } This is because in the second case, the variable sb is assigned reference to a new StringBuilder instead of referring to the arrays' elements.
StringBuilder sb = new StringBuilder("ABC", 50); // Append three characters (D, E, and F) to the end of the StringBuilder. sb.Append(new char[] { 'D', 'E', 'F' }); // Append a format string to the end of the StringBuilder. sb.AppendFormat("GHI{0}{1}", 'J', 'k');
15 wrz 2021 · Converting a StringBuilder Object to a String. You must convert the StringBuilder object to a String object before you can pass the string represented by the StringBuilder object to a method that has a String parameter or display it in the user interface.
17 wrz 2024 · The getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin) method of StringBuilder class copies the characters starting at the given index:srcBegin to index:srcEnd-1 from String contained by StringBuilder into an array of char passed as parameter to function.
AppendFormat<TArg0,TArg1> (IFormatProvider, CompositeFormat, TArg0, TArg1) Appends the string returned by processing a composite format string, which contains zero or more format items, to this instance. Each format item is replaced by the string representation of any of the arguments using a specified format provider.
11 maj 2023 · StringBuilder. A C# string can be built one piece at a time, but for strings, each append causes a string copy. With StringBuilder we eliminate this copy. Unlike a string, a StringBuilder can be changed. With it, an algorithm that modifies characters in a loop runs fast—many string copies are avoided. First example.
