replace for-loop over index with for-each loop
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1752788 13f79535-47bb-0310-9956-ffa450edef68
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@ -157,8 +157,7 @@ public abstract class TextFunction implements Function {
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public static final Function CLEAN = new SingleArgTextFunc() {
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protected ValueEval evaluate(String arg) {
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StringBuilder result = new StringBuilder();
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for (int i = 0; i < arg.length(); i++) {
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char c = arg.charAt(i);
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for (final char c : arg.toCharArray()) {
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if (isPrintable(c)) {
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result.append(c);
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}
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@ -178,7 +177,7 @@ public abstract class TextFunction implements Function {
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* @return whether the character is printable
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*/
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private boolean isPrintable(char c){
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return (int) c >= 32;
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return c >= 32;
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}
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};
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