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marți, 27 octombrie 2015

[OmniFaces utilities (2.0)] Joins all elements of the an array to a single string, separated by the a separator

[OmniFaces utilities] The joinArray() function joins all elements of the given array to a single string, separated by the given separator.


// example 1
<c:set var="alphabet" value="#{['A', 'B', 'C','D', 'E']}" />
Output:  A+B+C+D+E      

// example 2
public class MyBean {

 private String[] alphabetBean = {"a","b","c"};   

 public String[] getAlphabetBean() {
  return alphabetBean;

Array to string: #{of:joinArray(myBean.alphabetBean,"+")}
Output:  a+b+c

// example 3
Array to string: #{of:joinArray(headerValues['Accept'],",")}
Output: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.

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