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Continue to ChatValidate Lightning Input Field On Button Click in Lightning Record Edit Form https://salesforcediaries.com/2020/04/30/validate-lightning-input-field-on-button-click-in-lightning-record-edit-form/
Validate Lightning Input Field On Button Click in Lightning Record Edit Form https://salesforcediaries.com/2020/04/30/validate-lightning-input-field-on-button-click-in-lightning-record-edit-form/