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Advanced Javascript Calculator

1703 06 October 2019

No Description Available

Abhishek Singh

~ onex

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This is a multiple-input fields generator that can generate or add or create multiple input fields dynamically at a time.

Dynamically Create Form fields

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Tesseract js demo scan text over the image by just doing small amounts of code.

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Cropperjs is a feature-rich pure javascript library for cropping image. using this you can able to able to provide image cropping to the client-side.

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Health calculator is a collection of BMR calculator,Body Shape Calculator,Body Fat percentage calculator and Ideal weight calculator.

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Calculate your Basal Metabolic Rate (BMR) with this calculator tool. Your BMR is the amount of energy you expend each day when at rest. This calculator also works out your daily calorie requirements.

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These kinds of input fields is mostly used in Creating and Removing Input field dynamically.

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Add and remove input feilds dynamically using javascript.

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How to Toggle div with JS

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<div class="body">
        <h1>Calculator<span>Standard</span></h1>
        <input type="textarea" id="result" class="result" readonly="">

        

        <div class="keys">

            <div class="key-layer d-flex">
                <button onclick="number('%')" id="percent" value="%" class="btns">%</button>
                <button onclick="erase()" id="clear" class="btns">C</button>
                <button id="back" class="btns" onclick="back()"><i class="fas fa-backspace"></i></button>
                <button onclick="operator(this.value)" id="divide" value="/" class="btns"><i class="fas fa-divide"></i></button>
            </div>

            <div class="key-layer d-flex">
                <button onclick="number(this.value)" id="num7" value="7" class="btns w">7</button>
                <button onclick="number(this.value)" id="num8" value="8" class="btns w">8</button>
                <button onclick="number(this.value)" id="num9" value="9" class="btns w">9</button>
                <button onclick="operator(this.value)" id="multiply" value="*" class="btns">x</button>
            </div>

            <div class="key-layer d-flex">
                <button onclick="number(this.value)" id="num4" value="4" class="btns w">4</button>
                <button onclick="number(this.value)" id="num5" value="5" class="btns w">5</button>
                <button onclick="number(this.value)" id="num6" value="6" class="btns w">6</button>
                <button onclick="operator(this.value)" id="minus" value="-" class="btns">-</button>
            </div>

            <div class="key-layer d-flex">
                <button onclick="number(this.value)" id="num1" value="1" class="btns w">1</button>
                <button onclick="number(this.value)" id="num2" value="2" class="btns w">2</button>
                <button onclick="number(this.value)" id="num3" value="3" class="btns w">3</button>
                <button onclick="operator(this.value)" id="add" value="+" class="btns">+</button>
            </div>
                
                
            <div class="key-layer d-flex">                
                <button onclick="squar()" id="square" value="" class="btns">x<sup>2</sup></button>
                <button onclick="number(this.value)" id="num0" value="0" class="btns w">0</button>
                <button onclick="dot()" id="dot" value="." class="btns">.</button>
                <button onclick="equal()" id="equal" value="=" class="btns red">=</button>  
            </div>
        
           
        </div>
        
    </div>