Linux awk内置变量的相关内容

Linux｜了解如何使用 awk 内置变量

引言当我们揭开 Awk 功能部分时，我们将介绍 Awk 中内置变量的概念。您可以在 Awk 中使用两种类型的变量：用户定义的变量和内置变量。内置变量的值已经在 Awk 中定义，但我们也可以仔细更改这些值，内置变量包括： FILENAME ：当前输入文件名（不要更改变量名） FR ：当前输入行号（...

Linux下awk内置变量使用介绍

我们将逐渐揭开 awk 功能的神秘面纱，在本节中，我们将介绍 awk 内置built-in变量的概念。你可以在 awk 中使用两种类型的变量，它们是：用户自定义user-defined变量和内置变量。我们将逐渐揭开 awk 功能的神秘面纱，在本节中，我们将介绍 awk 内置built-in变量的概...

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