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  1. !! +exec+ +var+ +string+
  2. tit:text
  3. type:$type_both
  4. syntax:!text `operation' `parameter'
  5. mean:ÕâÊǼ«ÆäÓÐÁ¦µÄÎı¾²Ù×÷¹¤¾ß,\
  6.   ¿ÉÒÔ¿ìËٵضԺܳ¤µÄÎÄ×Ö´®×÷¸´ÔӵĴ¦Àí. <br>\
  7.   Ðí¶à²Ù×÷ `operation' ÄÜʹÓÃÑÚÂë(mask). ÑÚÂëÊÇÒ»¸ö '0' '1' ÐòÁÐ.\
  8.  ¶ÔÓÚ½ÓÊÜÑÚÂëµÄ²Ù×÷, Ö»¶ÔÑÚÂëΪ '1' µÄλÖõÄ×Ö·û×÷´¦Àí\
  9.  (ÕâÏ൱ÓÚ`ÑÚ¸Ç'ÁË '0' ¶ÔÓ¦µÄ×Ö·û).\
  10.   ¿ÕµÄÑÚÂëÏ൱ÓÚÈ«²¿ÓÉ '1' ¹¹³É. <br>\
  11.   Ì«¶ÌµÄÑÚÂ뽫±»Öظ´Ê¹ÓÃ, ³ý·ÇËüµÄ½áβΪ '+', ÕâʱʣϵÄȫȡΪ '1',\
  12.   »òÒÔ '-' ½áβ, ÕâʱʣϵÄȫȡΪ '0'. <br>\
  13.   Ä¿Ç°ÒÑʵÏֵIJÙ×÷ `operation' ÓÐÒÔϼ¸ÖÖ.\
  14.  <ul>\
  15.   <li><tt>!text common `text1' and `text2'\
  16.    [mask `maskstring']\
  17.  <br>\
  18.     °Ñ `text1' ÖÐÓë `text2' µÄ¶ÔÓ¦×Ö·ûÏàͬ,\
  19.     ÓÖ²»±» `maskstring' ÑڸǵÄ×Ö·ûÒ»¸öÒ»¸öµØÌáÈ¡³öÀ´.\
  20.   <li><tt>!text compare `text1' and `text2'\
  21.    \
  22. <br>\
  23.    ¶Ô `text1' Óë `text2' µÄ×Ö·ûÖð¸ö±È½Ï,\
  24.    ·µ»ØÒ»¸öÑÚÂë´®, ÆäÖÐÁ½¸ö´®µÄ¶ÔÓ¦×Ö·ûÏàͬµÄλÖÃÈ¡ '0', ÆäËüλÖÃÈ¡ '1'.\
  25.   <li><tt>!text copy `text'\
  26.     [mask `maskstring']</tt> <br>\
  27.    ·µ»Ø `text' ÄÚ²»±»ÑڸǵÄ×Ö·û.\
  28.    <li><tt>!text count `charlist' in `text'\
  29.     [mask `maskstring']</tt> <br>\
  30.    ·µ»Ø `text' ÄڼȲ»±» `maskstring' ÑÚ¸Ç,\
  31.    ÓÖ°üº¬ÔÚ `charlist' ÀïµÄ×Ö·ûµÄ¸öÊý.\
  32.    <li><tt>!text diff `text1' from `text2'\
  33.     [mask `maskstring']</tt> <br>\
  34.    °Ñ `text1' ÖÐÓë `text2' µÄ¶ÔÓ¦×Ö·û²»Í¬,\
  35.    ÓÖ²»±» `maskstring' ÑڸǵÄ×Ö·ûÒ»¸öÒ»¸öµØÌáÈ¡³öÀ´. <br>\
  36.     (diff µÄͬÒå´Ê: differ).\
  37.    <li><tt>!text expand `text' using `maskstring'\
  38.     </tt> <br>\
  39.     Éú³ÉÕâÑùµÄ×Ö·û´®: Óë `maskstring' ÖÐµÄ '0' ¶ÔÓ¦µÄλÖñäΪ ' '(¿Õ¸ñ),\
  40.    Óë `maskstring' ÖÐµÄ '1' ¶ÔÓ¦µÄλÖÃȡΪ `text'\
  41.    ÖеÄ×Ö·û, `text' ÖеÄ×Ö·û±»Ò»¸öÒ»¸öµØʹÓÃ.\
  42.     Ö±ÖÁ `text' µÄ×Ö·û±»Óþ¡, »òÉú³ÉµÄ×Ö·û´®´ïµ½³¤¶ÈÏÞÖƲÅÖÕÖ¹.\
  43.   <li><tt>!text insert `text1' into `text2'\
  44.    [mask `maskstring']</tt> <br>\
  45.     °Ñ `text2' ÖÐδ±»ÑڸǵÄλÖÃÓà `text1' µÄ×Ö·ûÈ¡´ú,\
  46.     È»ºó·µ»Ø `text2'. `text1' µÄ×Ö·û±»Ò»¸öÒ»¸öµØʹÓÃ\
  47.     (ÓëÑÚÂëÎÞ¹Ø), Ö±ÖÁ `text1' ÀïûÓÐ×Ö·ûʱ²Å½áÊø.\
  48.   <li><tt>!text interact `text1' and `text2'\
  49.    table `itab' [mask `maskstring']</tt> <br>\
  50.    ·µ»ØÒ»¸öеÄÎı¾, ËüÊÇ `text1' Óë `text2'\
  51.    µÄ¶ÔӦλÖõÄ×Ö·ûÏ໥×÷ÓõĽá¹û. Ï໥×÷ÓõĹæÔòÓÉ `itab' ¶¨Òå. <br>\
  52.     `itab' ÓÐ n+1 ÐÐ, ÿÐÐ n ¸ö×Ö·û. ºóÃæµÄ n\
  53.    ÐÐ×Ö·û¶¨ÒåÁËÏà¶ÔÓÚµÚÒ»ÐÐ×Ö·ûµÄ³Ë·¨±í.\
  54.    <br>\
  55.    ³Ë·¨±í²»±Ø¶Ô³Æ. ÕâʱµÄÐжÔÓ¦ÓÚ `text1' ÀïµÄ×Ö·û,\
  56.     ÁÐÔò¶ÔÓ¦ÓÚ `text2' ÀïµÄ×Ö·û.\
  57.    <br>\
  58.    Èç¹û `text1' »ò `text2' µÄ¶ÔÓ¦×Ö·ûÖÐÓÐÒ»¸ö²»³öÏÖÔÚ\
  59.    `itab' µÄµÚÒ»ÐÐ, Ôò¶ÔӦλÖõÄÏ໥×÷Óýá¹ûÊÇ¿Õ(ʲôҲûÓÐ).\
  60.     ÀàËƵØ, ±»ÑڸǵÄλÖÃÒ²±»ºöÂÔ.\
  61.     <br>\
  62.     Èç¹û `text1' Óë `text2' Óв»Í¬³¤¶È,\
  63.     ¾Í°Ñ³¤µÄ´®½Ø¶Ì.\
  64.    <li><tt>!text mark `charlist' in `text'\
  65.     </tt> <br>\
  66.     ·µ»ØÒ»¸öÑÚÂë´®, Èç¹û `text' µÄ×Ö·û³öÏÖÔÚ `charlist' ÖÐ,\
  67.     ÑÚÂë´®µÄÏàӦλÖÃÈ¡ '1', ·ñÔòÈ¡ '0'.\
  68.    <li><tt>!text max `text1' and `text2'\
  69.     [mask `maskstring']</tt> <br>\
  70.    ·µ»ØÒ»¸ö×Ö·û´®, Æä×Ö·ûÊÇ `text1' Óë `text2'\
  71.    µÄ¶ÔÓ¦×Ö·ûÖÐ ASCII Âë½Ï´óµÄÄǸö. ³¤¶ÈµÈÓڽϳ¤µÄ´®. ÑڸǵÄλÖñ»Ìø¹ý.\
  72.   <li><tt>!text min `text1' and `text2'\
  73.    [mask `maskstring']</tt> <br>\
  74.     ·µ»ØÒ»¸ö×Ö·û´®, Æä×Ö·ûÊÇ `text1' Óë `text2'\
  75.     µÄ¶ÔÓ¦×Ö·ûÖÐ ASCII Âë½ÏСµÄÄǸö. ³¤¶ÈµÈÓڽ϶̵Ĵ®. ÑڸǵÄλÖñ»Ìø¹ý.\
  76.    <li><tt>!text occur `charlist' in `text'\
  77.     [mask `maskstring']</tt> <br>\
  78.    ·µ»Ø `charlist' ÖгöÏÖÔÚ `text'\
  79.    Àïδ±»ÑÚ¸ÇλÖõÄ×Ö·û. <br>\
  80.    (occur µÄͬÒå´Ê: appear, occurrence).\
  81.   <li><tt>!text remove `charlist' in `text'\
  82.    [mask `maskstring']</tt> <br>\
  83.     ·µ»Ø×Ö·û´® `text', ÆäÖгýÈ¥Á˱»ÑڸǵÄ×Ö·ûÒÔ¼°³öÏÖÔÚ\
  84.    `charlist' ÀïµÄ×Ö·û. <br>\
  85.     (remove µÄͬÒå´Ê: drop, delete).\
  86.    <li><tt>!text reorder `text' by `orderlist'\
  87.     </tt> <br>\
  88.     ·µ»ØÀûÓÃÅÅÐò±í `orderlist' ÖØÅŹýµÄ `text'.\
  89.     µ± `orderlist' ±È `text' ¶Ìʱ, ÖØÅŽ«Ñ­»·½øÐÐ. <br>\
  90.     `orderlist' ±ØÐëÊǼ¯ºÏ {1,...,n} µÄÅÅÁбí.\
  91.    Èç¹û `orderlist' º¬Óг¬½çµÄÕûÊý, ·µ»ØµÄÊÇ¿Õ´®.\
  92.     µ«ÊÇ¶Ô `orderlist' µÄÏî²¢²»×÷ΨһÐÔ¼ì²é.\
  93.   <li><tt>!text repeat `text' to `len'\
  94.    </tt> <br>\
  95.    Ñ­»·µØÖظ´´® `text', Ö±ÖÁ´ïµ½³¤¶È `len'.\
  96.   <li><tt>!text reverse `text'</tt> <br>\
  97.     µßµ¹ `text' µÄ´ÎÐò.\
  98.   <li><tt>!text select `charlist' in `text'\
  99.    [mask `maskstring']</tt> <br>\
  100.     ·µ»Ø×Ö·û´® `text', ÆäÖгýÈ¥Á˱»ÑڸǵÄ×Ö·ûÒÔ¼°²»³öÏÖÔÚ\
  101.    `charlist' ÀïµÄ×Ö·û. <br>\
  102.     (select µÄͬÒå´Ê: pick, pickup).\
  103.   </ul>
  104.