<表达式1> ? <表达式2> : <表达式3>
比如说我想让表达式2什么也不干，但语法又要求必须要有内容才行，这时候写什么好？
ringa_lee
It is better to write if to decide whether to execute expression 3. It is impossible for expression 2 to execute the method, and this ternary expression has lost its meaning.
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It is better to write if to decide whether to execute expression 3. It is impossible for expression 2 to execute the method, and this ternary expression has lost its meaning.