In this Javascript tutorial, we will discuss about the javaScript parseFloat () function, you will learn what is parseFloat in javascript and what it does. You will learn from this javascript parseFloat example. After finishing this quick guide, you will be familiar with JavaScript Parsing () syntax and where you should use it.
// return float value
a = parseFloat(" 10 ")
document.write('parseFloat(" 10 ") = ' +a +"<br>");
b = parseFloat("123abc")
document.write('parseFloat("123abc") = '+b +"<br>");
// returns NaN value
c = parseFloat("abc456")
document.write('parseFloat("abc456") = ' +c +"<br>");
d = parseFloat("3.14")
document.write('parseFloat("3.14") = '+d +"<br>");
// returns only first Number
e = parseFloat("18 2 2019")
document.write('parseFloat("18 2 2019") = ' +e +"<br>");
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