2.9.2Groovy的for-each用法

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String[] greetings = ["Hello", "Hi","Howdy"]// 用冒号时,需要指明类型for (String greet : greetings) {    println greet}println "---------------------------------"// 用in时,不需要指明类型for (greet in greetings) {    println greet}
运行结果:

Hello
Hi
Howdy
---------------------------------
Hello
Hi
Howdy