I get 050 if I type 50 to the textbox and have 0 as the offsetTop. Why? This is the code:
alert(allspan[i].offsetTop+document.getElementById("size").value);
I get 050 if I type 50 to the textbox and have 0 as
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I get 050 if I type 50 to the textbox and have 0 as the offsetTop. Why? This is the code:
alert(allspan[i].offsetTop+document.getElementById("size").value);
The return type of
.valueis a string, so you get string concatenation instead of two numbers being added.You need to use
parseInton the value.