php调用有输出的函数,但是不输出,赋值到变量中。解决思路

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Release: 2016-06-13 13:43:12
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php调用有输出的函数,但是不输出,赋值到变量中。
假如有一个函数,如下:
function a(){
echo "abc";
}
那么,每次调用a()函数的时候就会输出内容,如何实现调用后不输出,而赋值到一个变量中。

------解决方案--------------------

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