Add custom titleCase Pipe

Frontend Angular 4/src/app/shared/modules/titlecase.module.ts

+import { NgModule } from '@angular/core';
+import { TitleCasePipe } from '../pipes/titlecase.pipe';
+
+@NgModule({
+    imports: [],
+    declarations: [TitleCasePipe],
+    exports: [TitleCasePipe]
+})
+export class TitleCaseModule { }
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Frontend Angular 4/src/app/shared/pipes/titlecase.pipe.ts

+import { Pipe, PipeTransform } from '@angular/core';
+
+/*
+ * Changes the case of the first letter of a given number of words in a string.
+*/
+
+@Pipe({
+    name: 'titleCase',
+    pure: false
+})
+export class TitleCasePipe implements PipeTransform {
+    transform(input:string, length: number): string{
+        return input.length > 0 ? input.replace(/\w\S*/g, (txt => txt[0].toUpperCase() + txt.substr(1).toLowerCase() )) : '';
+    }
+}
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