javascript null or empty
var myVar=null;
if(myVar === null){
//I am null;
}
if (typeof myVar === 'undefined'){
//myVar is undefined
}javascript null or empty
var myVar=null;
if(myVar === null){
//I am null;
}
if (typeof myVar === 'undefined'){
//myVar is undefined
}javascript if string empty
// Test whether strValue is empty or is None
if (strValue) {
//do something
}
// Test wheter strValue is empty, but not None
if (strValue === "") {
//do something
}Copyright © 2021 Codeinu
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