# 部分文字列を置換する

<details><summary>TRANWRD関数</summary>

``` sas
str = tranwrd(inputstr, beforesubstr, after_substr);
```

...

<https://documentation.sas.com/doc/ja/pgmsascdc/v_061/ds2ref/p01iwnq51ps93bn1t9d1eztkx8go.htm>

</details>