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20 lines
390 B
Go
20 lines
390 B
Go
package tools
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import (
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"fmt"
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"golang.org/x/net/html"
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)
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// GetHTMLAttributeVal returns the value of an HTML Attribute, else an error.
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// Returns a blank value if the attribute is set but empty.
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func GetHTMLAttributeVal(e *html.Node, key string) (string, error) {
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for _, a := range e.Attr {
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if a.Key == key {
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return a.Val, nil
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}
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}
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return "", fmt.Errorf("%s not found", key)
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}
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