From 73a35d4e0a62d9bbad7f48d8cd0a66ef5030e110 Mon Sep 17 00:00:00 2001
From: susmitapiya <susmitaduttapiya@gmail.com>
Date: Mon, 20 Apr 2020 21:32:14 +0300
Subject: [PATCH] function javascript file
---
functions.js | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 functions.js
diff --git a/functions.js b/functions.js
new file mode 100644
index 0000000..1d21e57
--- /dev/null
+++ b/functions.js
@@ -0,0 +1,56 @@
+/**
+ * Make a table representation of the data
+ *
+ * @param {Array[Array[*]]} data The data to represent in the table, a 2D array
+ * @param {Array[String]} headerRowTexts The strings to show in the header row of the table.
+ * If null, no header row is created.
+ */
+function makeTable(data, headerRowTexts = null) {
+ let table = document.createElement('table');
+
+ let thead = document.createElement('thead');
+ table.append(thead);
+ // Construct the header row
+ if (headerRowTexts != null) { // Construct header row
+ let header = document.createElement('tr');
+ for(let s of headerRowTexts) {
+ let thElem = document.createElement('th');
+ thElem.textContent = s;
+ header.append(thElem);
+ }
+ thead.append(header);
+ }
+
+ // Construct the non-header rows
+ let tbody = document.createElement('tbody');
+ for (let row of data) {
+ let trElem = document.createElement('tr');
+ for (let value of row) {
+ let tdElem = document.createElement('td');
+ tdElem.textContent = value;
+ trElem.append(tdElem);
+ }
+ tbody.append(trElem);
+ }
+ table.append(tbody);
+ return table;
+}
+
+/**
+ * Make a table representation of the array of objects. Note: this function
+ * can generate an acceptable-looking output table only if the objects of
+ * objArr are simple enough. For instance, nested objects may lead to table
+ * cells with too much contents or to cells of the form [object Object] if
+ * string conversion methods have not been defined for those inner objects.
+ *
+ * @param {Array[Object]} objArr
+ */
+function objectsAsTable(objArr) {
+ if (objArr.length == 0) {
+ return makeTable([], null);
+ }
+ firstObj = objArr[0];
+ let header = Object.keys(firstObj);
+ let arr = objArr.map(e => Object.values(e));
+ return makeTable(arr, header);
+}
\ No newline at end of file
--
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