84669 person learning
152542 person learning
20005 person learning
5487 person learning
7821 person learning
359900 person learning
3350 person learning
180660 person learning
48569 person learning
18603 person learning
40936 person learning
1549 person learning
1183 person learning
32909 person learning
document.write(x+"、"+y+"、"+z+"和:"+sum+"<br/>"); 这其中的x+"、"+y+"、"+z+"是什么意思呀?
x+", "+y+", "+z+" code meaning - PHP Chinese website Q&A - x+", "+y+", "+z+" code meaning - PHP Chinese website Q&A
Take a look around and learn.
打个比方,我定义了一个函数function add2(x,y,z){sum=x+y+z;},add2(4,5,6),4就是z,5就是y,6就是z,+就是连字符,我们可以在函数体内 定义(声明)变量 var x, y, z . 这三个变量就是函数add2()的参数(形参:只在函数体内声明)这三个变量可以是任意的整数(由你自己给)
x+", "+y+", "+z+" code meaning - PHP Chinese website Q&A - x+", "+y+", "+z+" code meaning - PHP Chinese website Q&A
Take a look around and learn.
打个比方,我定义了一个函数function add2(x,y,z){sum=x+y+z;},add2(4,5,6),4就是z,5就是y,6就是z,+就是连字符,我们可以在函数体内 定义(声明)变量 var x, y, z . 这三个变量就是函数add2()的参数(形参:只在函数体内声明)这三个变量可以是任意的整数(由你自己给)