Basic Function Usage

ReportSheets use Context when evaluating formula cells. In preview mode, if a formula cell has a specific Context, the formula calculation will use that context. This means that the same formula can return different results based on different context. The below demo shows how this context affects formula calculation.

Open the demo in new window can open the designer The report in this demo is loading a predefined template using fromJSON. You can open the sample in new window to view the ReportSheet setting in the Designer.
import { Component, NgModule, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { SpreadSheetsModule } from '@mescius/spread-sheets-angular'; import GC from '@mescius/spread-sheets'; import '@mescius/spread-sheets-print'; import '@mescius/spread-sheets-shapes'; import '@mescius/spread-sheets-charts'; import '@mescius/spread-sheets-reportsheet-addon'; import '@mescius/spread-sheets-tablesheet'; import '@mescius/spread-sheets-ganttsheet'; import '@mescius/spread-sheets-formula-panel'; import '@mescius/spread-sheets-designer-resources-en'; import '@mescius/spread-sheets-designer'; import { DesignerModule } from "@mescius/spread-sheets-designer-angular"; import './styles.css'; import '$DEMOROOT$/spread/source/js/angular/license.ts'; import { registerlic } from '$DEMOROOT$/spread/source/js/designer/react_vue/license.js'; registerlic(GC); @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { showDesigner = top === window; props = {}; hostStyle: any; constructor() { if (!this.showDesigner) { this.hostStyle = { width: '100%', height: '100%', overflow: 'hidden', float: 'left' }; } } initDesigner($event) { initDesigner($event.designer); } initSpread($event) { initSpread($event.spread); } } async function initDesigner(designer) { await initSpread(designer.getWorkbook()); designer.refresh(); } async function initSpread(spread) { spread.suspendPaint(); spread.setSheetCount(1); const loadingTip = addLoadingTip(); const res = await fetch('$DEMOROOT$/en/sample/features/report-sheet/formula/basic-function-usage/spread.json'); await spread.fromJSON(await res.json()); loadingTip.remove(); spread.resumePaint(); } function addLoadingTip() { const div = document.createElement('div'); div.style.position = 'absolute'; div.style.inset = '0'; div.style.display = 'flex'; div.style.alignItems = 'center'; div.style.justifyContent = 'center'; div.style.background = 'white'; div.style.zIndex = '100'; div.textContent = 'Loading data from server ...'; document.body.appendChild(div); return div; } @NgModule({ imports: [BrowserModule, SpreadSheetsModule, DesignerModule], declarations: [AppComponent], exports: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } enableProdMode(); // Bootstrap application with hash style navigation and global services. platformBrowserDynamic().bootstrapModule(AppModule);
<!doctype html> <html style="height:100%;font-size:14px;"> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <link rel="stylesheet" type="text/css" href="$DEMOROOT$/en/angular/node_modules/@mescius/spread-sheets/styles/gc.spread.sheets.excel2013white.css"> <link rel="stylesheet" type="text/css" href="$DEMOROOT$/en/angular/node_modules/@mescius/spread-sheets-designer/styles/gc.spread.sheets.designer.light.min.css"> <!-- Polyfills --> <script src="$DEMOROOT$/en/angular/node_modules/core-js/client/shim.min.js"></script> <script src="$DEMOROOT$/en/angular/node_modules/zone.js/fesm2015/zone.min.js"></script> <!-- SystemJS --> <script src="$DEMOROOT$/en/angular/node_modules/systemjs/dist/system.js"></script> <script src="systemjs.config.js"></script> <script> // workaround to load 'rxjs/operators' from the rxjs bundle System.import('rxjs').then(function (m) { System.import('@angular/compiler'); System.set(SystemJS.resolveSync('rxjs/operators'), System.newModule(m.operators)); System.import('./src/app.component'); }); </script> </head> <body> <app-component></app-component> </body> </html>
<div class="sample-tutorial"> <designer *ngIf="showDesigner" [props]="props" (designerInitialized)="initDesigner($event)"></designer> <gc-spread-sheets *ngIf="!showDesigner" [hostStyle]="hostStyle" (workbookInitialized)="initSpread($event)"></gc-spread-sheets> </div>
body { position: absolute; top: 0; bottom: 0; left: 0; right: 0; } .sample-tutorial { position: relative; height: 100%; overflow: hidden; } .gc-designer-container { height: 100%; width: 100%; }
(function (global) { System.config({ transpiler: 'ts', typescriptOptions: { tsconfig: true }, meta: { 'typescript': { "exports": "ts" }, '*.css': { loader: 'css' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { 'core-js': 'npm:core-js/client/shim.min.js', 'zone': 'npm:zone.js/fesm2015/zone.min.js', 'rxjs': 'npm:rxjs/dist/bundles/rxjs.umd.min.js', '@angular/core': 'npm:@angular/core/fesm2022', '@angular/common': 'npm:@angular/common/fesm2022/common.mjs', '@angular/compiler': 'npm:@angular/compiler/fesm2022/compiler.mjs', '@angular/platform-browser': 'npm:@angular/platform-browser/fesm2022/platform-browser.mjs', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/fesm2022/platform-browser-dynamic.mjs', '@angular/common/http': 'npm:@angular/common/fesm2022/http.mjs', '@angular/router': 'npm:@angular/router/fesm2022/router.mjs', '@angular/forms': 'npm:@angular/forms/fesm2022/forms.mjs', 'jszip': 'npm:jszip/dist/jszip.min.js', 'typescript': 'npm:typescript/lib/typescript.js', 'ts': './plugin.js', 'tslib':'npm:tslib/tslib.js', 'css': 'npm:systemjs-plugin-css/css.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js', '@mescius/spread-sheets-designer-resources-en': 'npm:@mescius/spread-sheets-designer-resources-en/index.js', '@mescius/spread-sheets-designer': 'npm:@mescius/spread-sheets-designer/index.js', '@mescius/spread-sheets-designer-angular': 'npm:@mescius/spread-sheets-designer-angular/fesm2020/mescius-spread-sheets-designer-angular.mjs', '@mescius/spread-sheets-barcode': 'npm:@mescius/spread-sheets-barcode/index.js', '@mescius/spread-sheets-charts': 'npm:@mescius/spread-sheets-charts/index.js', '@mescius/spread-sheets-languagepackages': 'npm:@mescius/spread-sheets-languagepackages/index.js', '@mescius/spread-sheets-print': 'npm:@mescius/spread-sheets-print/index.js', '@mescius/spread-sheets-pdf': 'npm:@mescius/spread-sheets-pdf/index.js', '@mescius/spread-sheets-shapes': 'npm:@mescius/spread-sheets-shapes/index.js', '@mescius/spread-sheets-io': 'npm:@mescius/spread-sheets-io/index.js', '@mescius/spread-sheets-reportsheet-addon': 'npm:@mescius/spread-sheets-reportsheet-addon/index.js', '@mescius/spread-sheets-tablesheet': 'npm:@mescius/spread-sheets-tablesheet/index.js', '@mescius/spread-sheets-ganttsheet': 'npm:@mescius/spread-sheets-ganttsheet/index.js', '@mescius/spread-sheets-formula-panel': 'npm:@mescius/spread-sheets-formula-panel/index.js', '@mescius/spread-sheets-angular': 'npm:@mescius/spread-sheets-angular/fesm2020/mescius-spread-sheets-angular.mjs', '@mescius/spread-sheets': 'npm:@mescius/spread-sheets/index.js', }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'ts' }, rxjs: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, "node_modules/@angular": { defaultExtension: 'mjs' }, "@mescius/spread-sheets-angular": { defaultExtension: 'mjs' }, "@mescius/spread-sheets-designer-angular": { defaultExtension: 'mjs' }, '@angular/core': { defaultExtension: 'mjs', main: 'core.mjs' } } }); })(this);