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深度分析：java8的新特性lambda和stream流，看完你学会了吗？-前程有光的博客
source link: https://blog.51cto.com/14801695/2510703
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1.lambda表达式1.1什么是lambda以java为例，可以对一个java变量赋一个值，比如inta=1，而对于一个方法，一块代码也是赋予给一个变量的，对于这块代码，或者说被赋给变量的函数，就是一个lambda表达式//为变量赋值inta=1;//将代码块赋值给变量var=publicvoidfun(intx){x+1;}//可以简化var=(x)->x+1;1.2java为什么要引入
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