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In this article Xiaobian for you to introduce in detail "javascript eval () function how to use", the content is detailed, the steps are clear, the details are handled properly, I hope this "javascript eval () function how to use" article can help you solve doubts, the following follow the editor's ideas slowly in-depth, together to learn new knowledge.

Eval ():

This function can evaluate any valid Jscript code expressed as a string. The eval () function takes an argument, which is the code that you want to ask for a value. An example of using this function is given below.

Var anExpression = "6 * 9% 7"; var total = eval (anExpression); / / assign the variable total to 5. Var yetAnotherExpression = "6 * (9% 7)"; total = eval (yetAnotherExpression) / / assigns the variable total to 12. / / assign a string to totality (note nested references) var totality = eval ("'... surrounded by acres of clams.'"); read here, this article "how to use the eval () function of javascript" has been introduced, and you need to practice and use this article in order to understand it. If you want to know more about related articles, please follow the industry information channel.

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