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Update substr examples (#1304)

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The substr function was fixed in 0.80, but the examples
showed 0.79 behavior.
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Joe Mooring 2021-01-01 20:38:39 -05:00 committed by GitHub
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23
content/en/functions/substr.md
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@ -26,18 +26,21 @@ To extract characters from the end of the string, use a negative start number.
In addition, borrowing from the extended behavior described at https://php.net substr, if `length` is given and is negative, that number of characters will be omitted from the end of string. In addition, borrowing from the extended behavior described at https://php.net substr, if `length` is given and is negative, that number of characters will be omitted from the end of string.
``` ```
{{ substr "BatMan" 0 3 }} → "Bat" {{ substr "abcdef" 0 }} → "abcdef"
{{ substr "BatMan" 3 3 }} → "Man" {{ substr "abcdef" 1 }} → "bcdef"
{{ substr "BatMan" 0 }} → "BatMan" {{ substr "abcdef" 0 1 }} → "a"
{{ substr "BatMan" 1 }} → "atMan" {{ substr "abcdef" 1 1 }} → "b"
{{ substr "BatMan" 0 -1 }} → "BatMa" {{ substr "abcdef" 0 -1 }} → "abcde"
{{ substr "BatMan" 3 -1 }} → "Ma" {{ substr "abcdef" 1 -1 }} → "bcde"
{{ substr "BatMan" -3 1 }} → "M" {{ substr "abcdef" -1 }} → "f"
{{ substr "BatMan" -3 3 }} → "atM" {{ substr "abcdef" -2 }} → "ef"
{{ substr "BatMan" -4 -1 }} → "tMa" {{ substr "abcdef" -1 1 }} → "f"
{{ substr "BatMan" -4 -2 }} → "tM" {{ substr "abcdef" -2 1 }} → "e"
{{ substr "abcdef" -3 -1 }} → "de"
{{ substr "abcdef" -3 -2 }} → "d"
``` ```