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| Les deux révisions précédentes Révision précédente Prochaine révision | Révision précédente Prochaine révision Les deux révisions suivantes | ||
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2_programmation:macros:que_sont_les_environnements [2018/05/24 10:41] joseph.wright |
2_programmation:macros:que_sont_les_environnements [2018/06/03 16:24] joseph.wright |
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| - | title: What are LaTeX ''environments'' | + | title: What are LaTeX "environments" |
| - | section: Bits and pieces of (La)TeX | + | category: concepts |
| - | date: 2014-06-10 | + | permalink: /FAQ-whatenv |
| --- | --- | ||
| While TeX makes direct provision for commands, LaTeX adds a | While TeX makes direct provision for commands, LaTeX adds a | ||
| - | concept of ''environment''; environments perform an action on a block | + | concept of "environment"; environments perform an action on a block |
| (of something or other) rather than than just doing something at one | (of something or other) rather than than just doing something at one | ||
| place in your document. | place in your document. | ||
| Ligne 28: | Ligne 28: | ||
| environment is introduced by `\begin{document}`; it looks | environment is introduced by `\begin{document}`; it looks | ||
| simple, but needs all sorts of special TeX code to make it work | simple, but needs all sorts of special TeX code to make it work | ||
| - | ''transparently''; most environments are more elaborate than | + | "transparently"; most environments are more elaborate than |
| `monoblock` and _much_ simpler than | `monoblock` and _much_ simpler than | ||
| `document`. | `document`. | ||
| An environment puts its content inside a TeX _group_, so that | An environment puts its content inside a TeX _group_, so that | ||
| - | commands used inside the environment don't ''leak out'' — the | + | commands used inside the environment don't "leak out" — the |
| `monoblock` environment, above, restricts its effect to | `monoblock` environment, above, restricts its effect to | ||
| its own contents (the stuff between the `\begin{monoblock}` | its own contents (the stuff between the `\begin{monoblock}` | ||
| Ligne 39: | Ligne 39: | ||
| sort of thing. | sort of thing. | ||
| - | So that's ''simple'' environments; the `monoblock`, above | + | So that's "simple" environments; the `monoblock`, above |
| doesn't actually gain us much over | doesn't actually gain us much over | ||
| ```latex | ```latex | ||
