JavaScript Substring Secrets: includes, startsWith, & endsWith Explained (#89)

Lessons99 lessons

• ✓1Introduction to Modern JavaScript | JavaScript Essentials (Getting Started with JavaScript) (#01)
• ✓2#02 Installing a Code Editor | Fundamentals of JavaScript | A Complete Modern JavaScript Course
• ✓3#03 Writing First JavaScript Program | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓4#04 Introduction to Developer Tools | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓5#05 Variables in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓6#06 Datatypes in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓7#07 Dynamic Typing & Type Coercion | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓8#08 JavaScript Expression & Comments | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓9#09 JavaScript Operators & Operands | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓10#10 Arithmatic Operator in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓11#11 Assignment Operator in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓12#12 Increment & Decrement Operator | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓13#13 Comparison Operator in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓14#14 Logical Operator in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓15#15 Operator Precedence & Associativity | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓16#16 Modal Windows in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓17#17 Conditional Statement: if | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓18#18 Conditional Statement: if-else | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓19#19 The Ternary Operator | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓20#20 Conditional Statement: Switch | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓21#21 Functions in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓22#22 Function Expression in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓23#23 Callback & Anonymous Functions | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓24#24 Local & Global Scope | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓25#25 JavaScript Object & Properties | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓26#26 JavaScript Object & Methods | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓27#27 Arrays in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓28#28 Array Methods & Properties | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓29#29 JavaScript Loop: While | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓30#30 JavaScript Loop: Do-While | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓31#31 JavaScript Loop: For | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓32#32 Break & Continue Statement | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓33#33 JavaScript Versions & ECMAScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓34#34 Variable Declaration using Var | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓35#35 Strict Mode in JavaScript | Fundamentals of JavaScript | A Complete JavaScript Course
• ✓36#36 What is DOM | What is DOM & DOM Manipulation | A Complete JavaScript Course
• ✓37#37 Accessing & Modifying DOM | What is DOM & DOM Manipulation | A Complete JavaScript Course
• ✓38#38 Changing Attribute & Style Dynamically | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓39#39 Render Webpage Content Dynamically | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓40#40 DOM Events & Event Handling | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓41#41 Event Handler Property | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓42#42 addEventListener() Method | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓43#43 Choose an Event Handling Approach | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓44#44 Creating a Custom Modal Window | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓45#45 Reading Form Element Values | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓46#46 Creating DOM Elements Dynamically | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓47#47 Handling Keyboard Events | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓48#48 Understanding Event Bubbling | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓49#49 DOM is not JavaScript | DOM & DOM Manipulation | A Complete JavaScript Course
• ✓50#50 Default Function Parameters | JavaScript Functions & Data | A Complete JavaScript Course
• ✓51#51 Arrow Function | JavaScript Functions & Data | A Complete JavaScript Course
• ✓52#52 Object & this Variable | JavaScript Functions & Data | A Complete JavaScript Course
• ✓53#53 Function & this Variable | JavaScript Functions & Data | A Complete JavaScript Course
• ✓54#54 Arrow Function & this Variable | JavaScript Functions & Data | A Complete JavaScript Course
• ✓55#55 The arguments Parameter | JavaScript Functions & Data | A Complete JavaScript Course
• ✓56#56 Value Type vs Reference Type | JavaScript Functions & Data | A Complete JavaScript Course
• ✓57#57 Value vs Reference Type in Practice | JavaScript Functions & Data | A Complete JavaScript Course
• ✓58#58 Pass by Value & Pass by Reference | JavaScript Functions & Data | A Complete JavaScript Course
• ✓59JavaScript Substring vs. Substr: Which One Should You Use? (String Methods Explained) (#76)
• ✓60JavaScript String Case Conversion: Master toUpperCase & toLowerCase Like a Pro (#83)
• ✓61JavaScript Slice vs. Substring Method: Stop Using the Wrong One (#86)
• ✓62Master JavaScript Trim, trimStart, and trimEnd Methods | Clean your Input Data (#87)
• ✓63JavaScript Replace Method Explained: Strings, Regex, & Dynamic Callbacks (#88)
• ✓64JavaScript Substring Secrets: includes, startsWith, & endsWith Explained (#89)
• ✓65JavaScript string type vs String Object: How do Primitives Have Methods? (Boxing Explained) (#90)
• ✓66#91 The padStart() & padEnd() Method | Array & String Methods | A Complete Modern JavaScript Course
• ✓67#92 The repeat() & concat() Method | Array & String Methods | A Complete Modern JavaScript Course
• ✓68#93 Cineflix: Project Overview | Array & String Methods | A Complete Modern JavaScript Course
• ✓69#94 Cineflix: Render All Movies | Array & String Methods | A Complete Modern JavaScript Course
• ✓70#95 Cineflix: Format Movie Name | Array & String Methods | A Complete Modern JavaScript Course
• ✓71#96 Cineflix: Format Movie Description | Array & String Methods | Complete Modern JavaScript Course
• ✓72#97 Cineflix: Display Ratings | Array & String Methods | Complete Modern JavaScript Course
• ✓73#98 Cineflix: Set Default Image | Array & String Methods | Complete Modern JavaScript Course
• ✓74#99 Cineflix: Sort Movie List | Array & String Methods | Complete Modern JavaScript Course
• ✓75#100 Cineflix: Search Movies | Array & String Methods | Complete Modern JavaScript Course
• ✓76#101 Cineflix: Filter By Genre | Array & String Methods | Complete Modern JavaScript Course
• ✓77#102 Cineflix: Show Movie Details | Array & String Methods | Complete Modern JavaScript Course
• ✓78#103 Cineflix: Delete a Movie | Array & String Methods | Complete Modern JavaScript Course
• ✓79#104 Cineflix: Create a Movie | Array & String Methods | Complete Modern JavaScript Course
• ✓80#105 The groupBy() Method | Array & String Methods | A Complete Modern JavaScript Course
• ✓81#106 The Array fill() & from() Method | Array & String Methods | A Complete Modern JavaScript Course
• ✓82#107 Non-destructive Array Method | Array & String Methods | A Complete Modern JavaScript Course
• ✓83#108 Array Destructure | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓84#109 Object Destructure | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓85#110 The Spread Operator | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓86#111 The Rest Pattern | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓87#112 Optional Chaining | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓88#113 Nullish Coalescing Operator | ES6 Operators & Data Structures | A Complete Modern JavaScript
• ✓89#114 Looping Over Object Key | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓90#115 JavaScript for-of Loop | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓91#116 JavaScript for-in Loop | ES6 Operators & Data Structures | A Complete Modern JavaScript Course
• ✓92#117 Enhanced Object Literal Syntax | ES6 Operators & Data Structures | A Complete Modern JavaScript
• ✓93#118 ES6 Set Data Structure | ES6 Operators & Data Structures | Modern JavaScript Course
• ✓94#119 Use of Set Data Structure | ES6 Operators & Data Structures | Modern JavaScript Course
• ✓95#120 Looping Over Set Data Structure | ES6 Operators & Data Structures | Modern JavaScript Course
• ✓96#121 ES2025 New Set Methods | ES6 Operators & Data Structures | Modern JavaScript
• ✓97#122 ES6 Map Data Structure | ES6 Operators & Data Structures | Modern JavaScript Course
• ✓98#123 Create Map from Array & Object | ES6 Operators & Data Structures | Modern JavaScript Course
• ✓99#124 Looping Over Maps in JavaScript | ES6 Operators & Data Structures | Modern JavaScript Course

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