由于自带了很多的函数，IDL 在数组或矩阵的创建、运算操作中有着一系列

的技巧。要写出一个高效的IDL 程序，必须知道怎么用数组来进行数据处理，

对数组的创建和运算等进行了总结-Comes with a lot of functions because, IDL array or matrix in the creation, operation operation has a series of skills. IDL to write an efficient program, you must know how to use an array for data processing, the creation and operation of such arrays are summarized