Ways to designate as not defined or remove specific sections

I've been struggling for hours to figure out how to delete or set to undefined parts of the code below:

$(document).ready(function() {
    // Generate a simple captcha
    function randomNumber(min, max) {
        return Math.floor(Math.random() * (max - min + 1) + min);
    };
    $('#captchaOperation').html([randomNumber(1, 100), '+', randomNumber(1, 200), '='].join(' '));

    $('#defaultForm').bootstrapValidator({
        message: 'This value is not valid',
        fields: {
            field1: {
                message: 'The field is not valid',
                validators: {
                    notEmpty: {
                        message: 'The field is required and can\'t be empty'
                    },
                    stringLength: {
                        min: 1,
                        max: 30,
                        message: 'The field must be more than 1 and less than 30 characters long'
                    },
                    regexp: {
                        regexp: /^[a-zA-Z0-9_\.]+$/,
                        message: 'The field can only consist of alphabetical, number, dot and underscore'
                    }

                }
            },
            field2: {
                message: 'The field is not valid',
                validators: {
                    notEmpty: {
                        message: 'The field is required and can\'t be empty'
                    },
                    stringLength: {
                        min: 1,
                        max: 30,
                        message: 'The field must be more than 1 and less than 30 characters long'
                    },
                    regexp: {
                        regexp: /^[a-zA-Z0-9_\.]+$/,
                        message: 'The field can only consist of alphabetical, number, dot and underscore'
                    }

                }
            },     
            captcha: {
                validators: {
                    callback: {
                        message: 'Wrong answer',
                        callback: function(value, validator) {
                            var items = $('#captchaOperation').html().split(' '), sum = parseInt(items[0]) + parseInt(items[2]);
                            return value == sum;
                        }
                    }
                }
            }
        }
    });
});

I'm looking to remove field1 from the above script. To do this, I can use the following code:

delete fields.field1; or
fields.field1 = undefined;

However, I'm having trouble understanding how to implement these lines of code.

Answer №1

To start, ensure that the object is saved in a variable:

var formValidation = {
    error: 'Invalid input',
    sections: {
        section1: {
            error: 'Invalid section',
            checks: {
                notEmpty: {
                    error: 'This field cannot be empty'
                },
                length: {
                    min: 1,
                    max: 30,
                    error: 'Length must be between 1 and 30 characters'
                },
                pattern: {
                    regex: /^[a-zA-Z0-9_\.]+$/,
                    error: 'Only letters, numbers, dots, and underscores allowed'
                }
            }
        },
        section2: {
            error: 'Invalid section',
            checks: {
                notEmpty: {
                    error: 'This field cannot be empty'
                },
                length: {
                    min: 1,
                    max: 30,
                    error: 'Length must be between 1 and 30 characters'
                },
                pattern: {
                    regex: /^[a-zA-Z0-9_\.]+$/,
                    error: 'Only letters, numbers, dots, and underscores allowed'
                }
            }
        },     
        security: {
            checks: {
                validation: {
                    error: 'Incorrect response',
                    validate: function(value, checker) {
                        var items = $('#securityQuestion').html().split(' '), sum = parseInt(items[0]) + parseInt(items[2]);
                        return value == sum;
                    }
                }
            }
        }
    }
};

Next, you have the option to remove it:

delete formValidation.sections.section1;

Answer №2

Here is a handy code snippet for removing a specific field:

fields['field1'] = null;

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