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Validation in JavaScript (ES5) InPlaceEditor control

In-place Editor control supports validation and it can be achieved by adding rules to the validationRules property, its child property key must be same as name property, otherwise validation not performed. Submitting data to the server or calling the validate method validation executed.

Validation Rules

In-place Editor has following validation rules, which are used to perform validation.

Rules Description Example
required The input element must have any input values a or 1 or -
email The input element must have valid email format values inplace@syncfusion.com
url The input element must have valid url format values http://syncfusion.com/
date The input element must have valid date format values 12/25/2019
dateIso The input element must have valid dateIso format values 2019-12-25
number The input element must have valid number format values 1.0 or 1
maxLength Input value must have less than or equal to maxLength character length if maxLength: 5, [check] is valid and [checking] is invalid
minLength Input value must have less than or equal to minLength character length if minLength: 5, [testing] is valid and [test] is invalid
rangeLength Input value must have value between rangeLength character length if rangeLength: [4,5], [test] is valid and [key] is invalid
range Input value must have value between range number if range: [4,5], [4] is valid and [6] is invalid
max Input value must have less than or equal to max number if max: 3, [3] is valid and [4] is invalid
min Input value must have less than or equal to min number if min: 4, [5] is valid and [2] is invalid
regex Input value must have valid regex format if regex: '^[A-z]+$', [a] is valid and [1] is invalid

In the following sample, first editor value submitted without select any date, so the default error message will be displayed below the DatePicker element. Second editor configured with the validating event with the handler. In handler event errorMessage argument value modified and it will show below the DatePicker element.

Source
Preview
index.js
index.html
ej.base.enableRipple(true);

//Initialize In-place Editor control
var textObj = new ej.inplaceeditor.InPlaceEditor({
    mode: 'Inline',
    type: 'Date',
    name: 'Today',
    emptyText: 'dd/mm/yyyy',
    model: {
        placeholder: 'Select date'
    },
    validationRules : {
        Today: { required: true }
    }
});

//Render initialized In-place Editor control
textObj.appendTo('#textBox');

//Initialize In-place Editor control
var dateObj = new ej.inplaceeditor.InPlaceEditor({
    mode: 'Inline',
    type: 'Date',
    name: 'Today',
    emptyText: 'dd/mm/yyyy',
    model: {
        placeholder: 'Select date'
    },
    validationRules : {
        Today: { required: true }
    },
    validating: function(e) {
        e.errorMessage = 'Field should not be empty';
    }
});

//Render initialized In-place Editor control
dateObj.appendTo('#date');
<!DOCTYPE html><html lang="en"><head>
    <title>Essential JS 2 In-place Editor</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript In-place Editor Control">
    <meta name="author" content="Syncfusion">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
    <link href="index.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <table class="table-section">
            <tbody><tr>
                <td class="col-lg-6 col-md-6 col-sm-6 col-xs-6 control-title"> Default Error Message </td>
                <td class="col-lg-6 col-md-6 col-sm-6 col-xs-6">
                    <div id="textBox"></div>
                </td>
            </tr>
            <tr>
                <td class="col-lg-6 col-md-6 col-sm-6 col-xs-6 control-title"> Customized Error Message </td>
                <td class="col-lg-6 col-md-6 col-sm-6 col-xs-6">
                    <div id="date"></div>
                </td>
            </tr>
        </tbody></table>
    </div>


<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>
  • For more details about validation configuration, refer this documentation section.
  • For custom validation except specifying validationRules, specify errorMessage at validating event, message will be shown when the value is Empty.

See Also