---
myst:
    substitutions:
        bloc1:
            python: "4"
            cpp: "4"
        bloc2:
            python: "7"
            cpp: "8"
        bloc3: 
            python: 10,11
            cpp: 12,13
        bloc4:
            python: "14"
            cpp: "17"
        dedent:
            python: ":dedent:\n"
            cpp: ""
---

# Examples of use of the class {{ tattr }}

The following instruction defines a pointer **px** to an unbounded variable **x**.

{{
    "```{" "literalinclude" "} " + parent_dir +
        "/roottest/uranie/doc/dataserver/attribute/" + language + "/example_use_attribute." + extension + "\n"
    + ":language: " + language + "\n"
    + ":lines: " + bloc1[language]  + "\n"
    + dedent[language]
    + "```"
}}

The following instruction defines a pointer **px** to a variable **x** bounded between 0. and 1.

{{
    "```{" "literalinclude" "} " + parent_dir +
        "/roottest/uranie/doc/dataserver/attribute/" + language + "/example_use_attribute." + extension + "\n"
    + ":language: " + language + "\n"
    + ":lines: " + bloc2[language]  + "\n"
    + dedent[language]
    + "```"
}}

The following instruction defines a pointer **px** to a variable **x** bounded between -2. and 4. with $\Delta P_{e}^{F_{iso}}$ as label:

{{
    "```{" "literalinclude" "} " + parent_dir +
        "/roottest/uranie/doc/dataserver/attribute/" + language + "/example_use_attribute." + extension + "\n"
    + ":language: " + language + "\n"
    + ":lines: " + bloc3[language]  + "\n"
    + dedent[language]
    + "```"
}}

The following instruction defines a pointer **px** to a variable **x** that describes string

{{
    "```{" "literalinclude" "} " + parent_dir +
        "/roottest/uranie/doc/dataserver/attribute/" + language + "/example_use_attribute." + extension + "\n"
    + ":language: " + language + "\n"
    + ":lines: " + bloc4[language]  + "\n"
    + dedent[language]
    + "```"
}}