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Add Random arrays section #30

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Merged
Supravisor merged 15 commits into from
Feb 17, 2026
Merged

Add Random arrays section #30

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6b1a8ac
add Random arrays heading
Supravisor Feb 17, 2026
a279c1e
add randint button
Supravisor Feb 17, 2026
6251a0c
add randint function
Supravisor Feb 17, 2026
68d8c9e
add random button
Supravisor Feb 17, 2026
aee9472
add randomValue variable
Supravisor Feb 17, 2026
ced6659
add row button
Supravisor Feb 17, 2026
665ef7c
add randomRow variable
Supravisor Feb 17, 2026
200d928
add randomColumn input field
Supravisor Feb 17, 2026
bd1e087
add randomColumn variable
Supravisor Feb 17, 2026
6523018
add randn button
Supravisor Feb 17, 2026
360e1a1
add size button
Supravisor Feb 17, 2026
7040e49
add randn function
Supravisor Feb 17, 2026
c261712
add randomSizeFunc function
Supravisor Feb 17, 2026
0304e33
add randomSize input field
Supravisor Feb 17, 2026
0b82878
add randomSize variable
Supravisor Feb 17, 2026
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19 changes: 19 additions & 0 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -197,6 +197,25 @@ <h2>Boolean arrays (masks)</h2>
<input type="button" class="btn btn-primary" value="last False" onclick="document.editor.textbox.value+=', False]\n'" />
</p>

<hr />
<h2>Random arrays</h2>

<p>
<input type="button" class="btn btn-primary" value="randint" onclick="randint();" />
<input type="button" class="btn btn-primary" value="randn" onclick="randn();" />
</p>

<p>
<input class="btn" name="randomValue" id="randomValue" placeholder="random" size="10" type="number" />
<input class="btn" name="randomRow" id="randomRow" placeholder="row" size="10" type="number" />
<input class="btn" name="randomColumn" id="randomColumn" placeholder="column" size="10" type="number" />
</p>

<p>
<input type="button" class="btn btn-primary" value="size" onclick="randomSizeFunc();" />
<input class="btn" name="randomSize" id="randomSize" placeholder="size" size="10" type="number" />
</p>

</div>
</td>
<td id="textbox">
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46 changes: 46 additions & 0 deletions script.js
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Expand Up @@ -302,3 +302,49 @@ const truthy = (arg) => {
document.editor.textbox.value+="\n" + variable.value + "[" + arg;
}
}

// Random arrays
let randomValue = document.getElementById("randomValue");
let randomRow = document.getElementById("randomRow");
let randomColumn = document.getElementById("randomColumn");
let randomSize = document.getElementById("randomSize");

const randint = () => {
if (variable.value === "") {
return alert("Please enter a variable name in the 'variable' field, in the 'Basic NumPy arrays' section.");
} else if (randomValue.value === "") {
return alert("Please enter a number in the 'random' field, in the 'Random arrays' section.");
} else if (randomRow.value === "") {
return alert("Please enter a number in the 'row' field, in the 'Random arrays' section.");
} else if (randomColumn.value === "") {
return alert("Please enter a number in the 'column' field, in the 'Random arrays' section.");
} else {
document.editor.textbox.value+="\n" + variable.value + " = np.random.randint(" + randomValue.value + ", size=(" + randomRow.value + ", " + randomColumn.value + "))";
}
}

const randn = () => {
if (variable.value === "") {
return alert("Please enter a variable name in the 'variable' field, in the 'Basic NumPy arrays' section.");
} else if (randomValue.value === "") {
return alert("Please enter a number in the 'random' field, in the 'Random arrays' section.");
} else if (randomRow.value === "") {
return alert("Please enter a number in the 'row' field, in the 'Random arrays' section.");
} else if (randomColumn.value === "") {
return alert("Please enter a number in the 'column' field, in the 'Random arrays' section.");
} else {
document.editor.textbox.value+="\n" + variable.value + " = np.random.randn(" + randomValue.value + ", " + randomRow.value + ", " + randomColumn.value + ")";
}
}

const randomSizeFunc = () => {
if (variable.value === "") {
return alert("Please enter a variable name in the 'variable' field, in the 'Basic NumPy arrays' section.");
} else if (randomValue.value === "") {
return alert("Please enter a number in the 'random' field, in the 'Random arrays' section.");
} else if (randomSize.value === "") {
return alert("Please enter a number in the 'size' field, in the 'Random arrays' section.");
} else {
document.editor.textbox.value+="\n" + variable.value + " = np.random.randint(" + randomValue.value + ", size=" + randomSize.value + ")";
}
}