Short Hand if...elseThere is also a short-hand if else, which is known as the ternary operator because it consists of three operands.It can be used to replace multiple lines of code with a single line, and is m
在Java中有两种if语句- 经典的:if {} else {}和简写的:exp ? value1 : value2。它们中的一种比另一种更快,还是它们相同? int x; if (expression) { x = 1; } else { x = 2; } 三元运算符: int x = (expression) ? 1 : 2; - Rogach 36 我猜想其实并没有任何区别,只是语法不同而已...
SelectionKey key = keyIterator.next(); if(key.isAcceptable()) { // a connection was accepted by a ServerSocketChannel. } else if (key.isConnectable()) { // a connection was established with a remote server. } else if (key.isReadable()) { // a channel is ready for reading } else if...
3. If true … else Shorthand This is a great code saver for when you want to do something if the test is true, else do something else by using the ternary operator. Longhand: let big;if (x > 10) { big = true;}else { big = false;} Shorthand: let big = x > 10 ? true : ...
elseif(option==STORAGE_HOSTS){Preconditions.checkArgument(StringUtils.isNotBlank(secondArg),"Need to provide additional argument to initialize storage backend");writeConfig.set(option,newString[]{secondArg});}elsethrownewIllegalArgumentException("Invalid configuration option for backend "+option);new...
2019-09-28 16:27 −1)忘记在 if , elif , else , for , while , class ,def 声明末尾添加 :(导致 “SyntaxError :invalid syntax”)该错误将发生在类似如下代码中:12if spam== 42 print('Hello!')2... 澜七玖 0 6441 invalid property value ...