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The difference between parseInt and parseFloat in javascript_javascript skills

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Release： 2016-05-16 17:29:00

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Look at the code first:

Copy the code The code is as follows:

<script> <br>alert(parseInt("3.54 apples")); <br>alert(parseFloat("3.54 apples")); <br></script> 
<script><br>alert(parseInt(" 3.54 apples"));<br>alert(parseFloat("3.54 apples"));<br></script>

Running result:
The difference between parseInt and parseFloat in javascript_javascript skills

Both methods parseInt() and parseFloat() start searching from the string on the left, if the first character is not a number or a negative sign (it can also be a decimal point in parseFloat()). Once they encounter such a character, they return the number they extracted

Related labels：

parsefloat parseint

source：php.cn

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