• awk的控制语句


    本章主要讲actions中的控制语句,和C语言的控制语句类似。

    1.选择语句

    if (condition)
        then-body
    else 
        else-body

    2.循环语句之while:

    while (condition)
      body

    3.循环语句之do-while:

    do
      body
    while (condition)

    4.循环语句之for:

    for (initialization; condition; increment)
      body
    for (i in array)
    { body}
    

      

    5.循环语句之switch:

    switch (expression) {
    case value or regular expression:
        case-body
    default:
        default-body
    }

    6.循环语句之continue,break

    continue 继续下一个循环

    break 跳出当前循环

    拒绝低效率勤奋,保持高效思考
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  • 原文地址:https://www.cnblogs.com/timeisbiggestboss/p/7091944.html
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